United States
                       Securities and Exchange Commission
                             WASHINGTON, D.C. 20549


                                  Schedule 13G
                               (Amendment No. __)*

                    UNDER THE SECURITIES EXCHANGE ACT OF 1934


                        Corcept Therapeutics Incorporated
                        ---------------------------------
                                (Name of Issuer)

                                  Common Stock
                        ---------------------------------
                         (Title of Class of Securities)

                                    218352102
                        ---------------------------------
                                 (CUSIP Number)


                                December 31, 2004
--------------------------------------------------------------------------------
             (Date of Event That Requires Filing of this Statement)

Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:

         |_|      Rule 13d-1(b)

         |X|      Rule 13d-1(c)

         |_|      Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).


<PAGE>

 CUSIP No.  218352102                                         Page 2 of 13 Pages


--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Alta Partners II, Inc.                                                 
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b)  [X]
                                                                                
--------------------------------------------------------------------------------
  (3)    SEC Use Only

                                                                                
--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         California                                                     
--------------------------------------------------------------------------------
                             Please see Attachment A
                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power               -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power          1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power          -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power     1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
  (9)    Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274         Please see Attachment A                              
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

                                                                                
--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A                              
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                  IA                                                            
--------------------------------------------------------------------------------
                      *SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

CUSIP No.   218352102                                         Page 3 of 13 Pages


                                                                                
--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Alta BioPharma Partners II, L.P.                                       
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b)  [X]
                                                                                
--------------------------------------------------------------------------------
  (3)    SEC Use Only

                                                                                
--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         Delaware                                                               
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power           -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power       1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power      -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power  1,698,274    
                                      Please see Attachment A

--------------------------------------------------------------------------------
   (9)   Aggregate Amount Beneficially Owned By Each Reporting Person

                       1,698,274 Please see Attachment A 
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A    
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                  PN                                  
--------------------------------------------------------------------------------


<PAGE>

CUSIP No. 218352102                                           Page 4 of 13 Pages


                           
--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Alta BioPharma Management II, LLC                                      
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b) [X]
                                                                         
--------------------------------------------------------------------------------
  (3)    SEC Use Only

--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         Delaware  
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power             -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power        1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power       -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power  1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
    (9)   Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274         Please see Attachment A                              
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A                              
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                  CO                                                            
--------------------------------------------------------------------------------


<PAGE>

CUSIP No. 218352102                                           Page 5 of 13 Pages

                           
--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Alta Embarcadero BioPharma Partners II, LLC                            
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b) [X]
 
--------------------------------------------------------------------------------
  (3)    SEC Use Only

--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         Delaware                                                               
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power            -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power         1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power       -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power    1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
  (9)    Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274         Please see Attachment A                              
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A                              
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                  CO                                                            
--------------------------------------------------------------------------------


<PAGE>


CUSIP No. 218352102                                           Page 6 of 13 Pages


--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Farah Champsi                                                          
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b) [X]

--------------------------------------------------------------------------------
  (3)    SEC Use Only

--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         United States 
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power         1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power        -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power    1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
  (9)    Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274         Please see Attachment A        
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A   
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

               IN
--------------------------------------------------------------------------------
                      *SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

CUSIP No. 218352102                                           Page 7 of 13 Pages


--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Jean Deleage                                   
--------------------------------------------------------------------------------
  (2)    Check The Appropriate Box If A Member Of A Group         (a)
                                                                  (b)  [X]
                                                                          
--------------------------------------------------------------------------------
  (3)    SEC Use Only

--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         United States                
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power             -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power         1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power        -0-
                             ---------------------------------------------------

                             (8)      Shared Dispositive Power    1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
  (9)    Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274    Please see Attachment A                                   
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A                 
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                  IN                                               
--------------------------------------------------------------------------------
                      *SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

CUSIP No. 218352102                                           Page 8 of 13 Pages

                     
--------------------------------------------------------------------------------
  (1)    Names of Reporting Persons.  SS or I.R.S.  Identification Nos. of Above
         Persons

         Alix Marduel                                               
--------------------------------------------------------------------------------
  (2) Check The Appropriate Box If A Member Of A Group            (a)
                                                                  (b)  [X]
                                                                          
--------------------------------------------------------------------------------
  (3)    SEC Use Only

--------------------------------------------------------------------------------
  (4)    Citizenship or Place of Organization

         United States 
--------------------------------------------------------------------------------
                             Please see Attachment A

                             ---------------------------------------------------
Number Of Shares             (5)      Sole Voting Power -0-
Beneficially Owned           ---------------------------------------------------
By Each Reporting            (6)      Shared Voting Power         1,698,274
Person With                           Please see Attachment A
                             ---------------------------------------------------
                             (7)      Sole Dispositive Power        -0-
                             ---------------------------------------------------
                             (8)      Shared Dispositive Power    1,698,274
                                      Please see Attachment A

--------------------------------------------------------------------------------
  (9)    Aggregate Amount Beneficially Owned By Each Reporting Person

         1,698,274         Please see Attachment A                            
--------------------------------------------------------------------------------
  (10)   Check If The Aggregate Amount In Row (11) Excludes Certain Shares*

--------------------------------------------------------------------------------
  (11)   Percent Of Class Represented By Amount In Row (11)

         7.48%             Please see Attachment A         
--------------------------------------------------------------------------------
  (12)   Type Of Reporting Person

                IN  
--------------------------------------------------------------------------------
                      *SEE INSTRUCTION BEFORE FILLING OUT!


<PAGE>

Item 1.

(a) Name of Issuer: Corcept Therapeutics Incorporated. ("Issuer")

(b) Address of Issuer's Principal Executive Offices:

                  275 Middlefield Road, Suite A
                  Menlo Park, CA 94025

Item 2.

(a) Name of Person Filing:

         Alta Partners II, Inc. ("AP II") 
         Alta BioPharma Partners II, L.P. ("ABP II") 
         Alta BioPharma Management II, LLC ("ABM  II") 
         Alta Embarcadero BioPharma Partners II, LLC ("AEBP  II") 
         Farah Champsi ("FC")  
         Jean Deleage ("JD") 
         Alix Marduel ("AM")

(b) Address of Principal Business Office:

         One Embarcadero Center, Suite 4050
         San Francisco, CA  94111

 (c) Citizenship/Place of Organization:


         Entities:         AP II            California
                           ABP II           Delaware
                           ABM II           Delaware
                           AEBP II          California

         Individuals:      FC               United States
                           JD               United States
                           AM               United States


(d) Title of Class of Securities: Common Stock

(e) CUSIP Number: 218352102

Item 3.  Not applicable.


<PAGE>

Item 4         Ownership.

<TABLE>
<CAPTION>

                             Please see Attachment A
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
                             AP II       ABP II      ABM II      AEBP II         FC           JD            AM
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
<S>     <C>                <C>         <C>          <C>         <C>          <C>           <C>          <C>      
(a)     Beneficial         1,698,274   1,698,274    1,698,274   1,698,274    1,698,274     1,698,274    1,698,274
        Ownership
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
(b)     Percentage of        7.48%       7.48%        7.48%       7.48%        7.48%         7.48%        7.48%
        Class
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
(c)     Sole Voting Power     -0-         -0-          -0-         -0-          -0-           -0-          -0-
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
        Shared Voting      1,698,274   1,698,274    1,698,274   1,698,274    1,698,274     1,698,274    1,698,274
        Power
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
        Sole Dispositive      -0-         -0-          -0-         -0-          -0-           -0-          -0-
        Power
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
        Shared             1,698,274   1,698,274    1,698,274   1,698,274    1,698,274     1,698,274    1,698,274
        Dispositive Power
------- ------------------ ----------- ----------- ------------ ----------- ------------- ------------ -------------
</TABLE>


Item 5.        Ownership of Five Percent or Less of a Class

Not Applicable.

Item 6.        Ownership of More than Five Percent on Behalf of Another Person

Not applicable.

Item 7.        Identification   and   Classification  of  the  Subsidiary  Which
               Acquired the  Security  Being  Reported on By the Parent  Holding
               Company.

Not applicable.

Item 8.        Identification and Classification of Members of the Group

No   reporting   person  is  a  member  of  a  group  as   defined   in  Section
240.13d-1(b)(1)(ii)(H) of the Act.

Item 9.        Notice of Dissolution of Group

Not applicable.

Item 10.       Certification

By signing below we certify  that, to the best of our knowledge and belief,  the
securities  referred to above were acquired and are held in the ordinary  course
of business  and were not  acquired  and are not held for the purpose of or with
the  effect  of  changing  or  influencing  the  control  of the  issuer  of the
securities  and were not  acquired and are not held in  connection  with or as a
participant in any transaction having that purpose or effect.

EXHIBITS

A:       Joint Filing Statement


<PAGE>



                                    Signature

         After reasonable  inquiry and to the best of my knowledge and belief, I
certify that the information  set forth in this statement is true,  complete and
correct.


Date:    February 3, 2005


ALTA  PARTNERS II, INC.

By:  /s/ Jean Deleage          
   --------------------------------
     Jean Deleage, President



ALTA BIOPHARMA PARTNERS II, L.P.               ALTA BIOPHARMA MANAGEMENT II, LLC
By: Alta BioPharma Management II, LLC


By:  /s/ Farah Champsi                         By:  /s/ Farah Champsi  
   --------------------------------               ------------------------------
     Farah Champsi, Managing Director               Farah Champsi, 
                                                    Managing Director


ALTA EMBARCADERO BIOPHARMA PARTNERS II, LLC


By:  /s/ Farah Champsi                              /s/ Alix Marduel 
   --------------------------------               ------------------------------
     Farah Champsi, Manager                         Alix Marduel


     /s/ Jean Deleage                               /s/ Farah Champsi         
   --------------------------------               ------------------------------
     Jean Deleage                                   Farah Champsi


<PAGE>


                                    EXHIBIT A

                            AGREEMENT OF JOINT FILING



Date:    February 3, 2005


                                    Signature

         After reasonable  inquiry and to the best of my knowledge and belief, I
certify that the information  set forth in this statement is true,  complete and
correct.



ALTA  PARTNERS II, INC.

By:      /s/ Jean Deleage                   
   --------------------------------
         Jean Deleage, President



ALTA BIOPHARMA PARTNERS II, L.P.               ALTA BIOPHARMA MANAGEMENT II, LLC
By: Alta BioPharma Management II, LLC


By:  /s/ Farah Champsi                         By:  /s/ Farah Champsi
   --------------------------------               ------------------------------
     Farah Champsi, Managing Director               Farah Champsi, 
                                                    Managing Director


ALTA EMBARCADERO BIOPHARMA PARTNERS II, LLC


By:  /s/ Farah Champsi                              /s/ Alix Marduel 
   --------------------------------               ------------------------------
     Farah Champsi, Manager                         Alix Marduel


     /s/ Jean Deleage                               /s/ Farah Champsi
   --------------------------------               ------------------------------
     Jean Deleage                                   Farah Champsi


<PAGE>

                                  Attachment A


Alta Partners II, Inc. provides  investment advisory services to several venture
capital funds  including Alta BioPharma  Partners II, L.P. and Alta  Embarcadero
BioPharma Partners II, LLC. Alta BioPharma  Partners II, L.P.  beneficially owns
1,632,012 shares of Common Stock and Alta Embarcadero BioPharma Partners II, LLC
beneficially  owns 66,262 shares Common  Stock.  The managing  directors of Alta
BioPharma Partners II, L.P. and managers of Alta Embarcadero  BioPharma Partners
II, LLC exercise sole voting and investment power in respect to the shares owned
by such funds.

Certain  principals  of Alta  Partners II, Inc.  are managing  directors of Alta
BioPharma  Management  II, LLC (which is the general  partner of Alta  BioPharma
Partners II, L.P.), and managers of Alta Embarcadero BioPharma Partners II, LLC.
As managing directors and managers of such entities, they may be deemed to share
voting and investment  powers over the shares  beneficially  held by such funds.
The principals of Alta Partners II, Inc.  disclaim  beneficial  ownership of all
such  shares  held  by the  foregoing  funds,  except  to the  extent  of  their
proportionate pecuniary interests therein.

Dr. Alix Marduel,  Director, is a managing director of Alta BioPharma Management
II, LLC (which is the general partner of Alta BioPharma Partners II, L.P.) and a
manager of Alta  Embarcadero  BioPharma  Partners  II, LLC.  Thus she  currently
shares voting and dispositive  powers over the 1,632,012  shares of Common Stock
beneficially  owned by Alta BioPharma Partners II, L.P. and the 66,262 shares of
Common Stock beneficially owned by Alta Embarcadero  BioPharma Partners II, LLC.
She  disclaims  beneficial  ownership  of all such shares held by the  foregoing
funds except to the extent of her proportionate pecuniary interests therein.

Mr. Jean Deleage is a managing  director of Alta  BioPharma  Management  II, LLC
(which is the  general  partner of Alta  BioPharma  Partners  II,  L.P.),  and a
manager of Alta Embarcadero BioPharma Partners II, LLC. Thus he currently shares
voting  and  dispositive  powers  over the  1,632,012  shares  of  Common  Stock
beneficially owned by Alta BioPharma Partners II, L.P., and the 66,262 shares of
Common Stock beneficially owned by Alta Embarcadero  BioPharma Partners II, LLC.
He disclaims beneficial ownership of all such shares held by the foregoing funds
except to the extent of his proportionate pecuniary interests therein.

Ms. Farah Champsi is a managing  director of Alta  BioPharma  Management II, LLC
(which is the general partner of Alta BioPharma Partners II, L.P.) and a manager
of Alta Embarcadero BioPharma Partners II, LLC. Thus she currently shares voting
and dispositive  powers over the 1,632,012  shares of Common Stock  beneficially
owned by Alta BioPharma  Partners II, L.P. and the 66,262 shares of Common Stock
beneficially owned by Alta Embarcadero BioPharma Partners II, LLC. She disclaims
beneficial  ownership of all such shares held by the  foregoing  funds except to
the extent of her proportionate pecuniary interests therein.

Alta  Partners  II,  Inc.  is a  venture  capital  firm  with an  office  in San
Francisco.  Alta Partners II, Inc. is a California  Corporation.  Alta BioPharma
Partners  II,  L.P.  is a Delaware  Limited  Partnership,  and Alta  Embarcadero
BioPharma Partners II, LLC is a California Limited Liability Company.