SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                   ----------

                                 SCHEDULE 13D/A

                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO. 1)*


                              TRIAD HOSPITALS, INC.
                                (Name of Issuer)

                     COMMON STOCK, PAR VALUE $0.01 PER SHARE
                         (Title of Class of Securities)

                                    89579K109
                           -------------------------
                                 (CUSIP Number)

                                   Mary A. Lee
                        TPG-Axon Capital Management, L.P.
                         888 Seventh Avenue, 38th Floor
                            New York, New York 10019
                                 (212) 479-2000
                  (Name, Address and Telephone Number of Person
                Authorized to Receive Notices and Communications)

                                NOVEMBER 16, 2006
                           -------------------------
             (Date of Event Which Requires Filing of this Statement)


If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  that is the subject of this  Schedule  13D, and is filing this
schedule because of ss.ss.240.13d-1(e),  240.13d-1(f) or 240.13d-1(g), check the
following box. [  ]

NOTE:  Schedules  filed in paper format shall include a signed original and five
copies of the  schedule,  including  all exhibits.  See  ss.240.13d-7  for other
parties to whom copies are to be sent.

* 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
disclosures provided in a prior cover page.

The information required on 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).

                         (Continued on following pages)

                              (Page 1 of 18 Pages)





-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 2 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       TPG-Axon GP, LLC
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       OO
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware
--------------------------------------------------------------------------------
   NUMBER OF        7      SOLE VOTING POWER
     SHARES
                           0
                    ------------------------------------------------------------
 BENEFICIALLY       8      SHARED VOTING POWER

                           5,475,200
                    ------------------------------------------------------------
   OWNED BY         9      SOLE DISPOSITIVE POWER

     EACH                  0

  REPORTING         ------------------------------------------------------------
   PERSON           10     SHARED DISPOSITIVE POWER

    WITH                   5,475,200
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       5,475,200
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       6.2%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

       OO
--------------------------------------------------------------------------------

* All percentage ownership reported in this Schedule 13D/A is based on
88,020,293 shares of Common Stock issued and outstanding as of October 31, 2006,
as reported by the Issuer (as defined below) in its Quarterly Report on Form
10-Q for the quarterly period ended September 30, 2006 filed with the Securities
and Exchange Commission on November 7, 2006.




-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 3 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       TPG-Axon Partners GP, L.P.
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       OO
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware
--------------------------------------------------------------------------------
  NUMBER OF         7      SOLE VOTING POWER
   SHARES
                           0
                    ------------------------------------------------------------
 BENEFICIALLY       8      SHARED VOTING POWER

                           1,882,011
                    ------------------------------------------------------------
   OWNED BY         9      SOLE DISPOSITIVE POWER

    EACH                   0

  REPORTING         ------------------------------------------------------------
   PERSON           10     SHARED DISPOSITIVE POWER

    WITH                   1,882,011
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       1,882,011
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       2.1%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

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




-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 4 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       TPG-Axon Partners, LP
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       WC
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware
--------------------------------------------------------------------------------
   NUMBER OF        7      SOLE VOTING POWER
    SHARES
                           0
                    ------------------------------------------------------------
  BENEFICIALLY      8      SHARED VOTING POWER

                           1,882,011
                    ------------------------------------------------------------
    OWNED BY        9      SOLE DISPOSITIVE POWER

     EACH                  0

   REPORTING        ------------------------------------------------------------
     PERSON         10      SHARED DISPOSITIVE POWER

      WITH                 1,882,011
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       1,882,011
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       2.1%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

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



-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 5 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       TPG-Axon Capital Management, L.P.
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       OO
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware
--------------------------------------------------------------------------------
  NUMBER OF         7      SOLE VOTING POWER
   SHARES
                           0
                    ------------------------------------------------------------
BENEFICIALLY        8       SHARED VOTING POWER

                           5,475,200
                    ------------------------------------------------------------
  OWNED BY          9      SOLE DISPOSITIVE POWER

    EACH                   0

 REPORTING          -----------------------------------------------------------
  PERSON            10     SHARED DISPOSITIVE POWER

   WITH                    5,475,200
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       5,475,200
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       6.2%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

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




-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 6 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       TPG-Axon Partners (Offshore), Ltd.
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       WC
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Cayman Islands, BWI
--------------------------------------------------------------------------------
   NUMBER OF        7      SOLE VOTING POWER
    SHARES
                           0
                    ------------------------------------------------------------
 BENEFICIALLY       8      SHARED VOTING POWER

                           3,593,189
                    ------------------------------------------------------------
   OWNED BY         9      SOLE DISPOSITIVE POWER

     EACH                  0

  REPORTING         ------------------------------------------------------------
    PERSON          10     SHARED DISPOSITIVE POWER

     WITH                  3,593,189
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       3,593,189
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       4.1%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

       OO
--------------------------------------------------------------------------------





-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 7 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       Dinakar Singh LLC
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       OO
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       Delaware
--------------------------------------------------------------------------------
   NUMBER OF        7      SOLE VOTING POWER
    SHARES
                           0
                    ------------------------------------------------------------
  BENEFICIALLY      8      SHARED VOTING POWER

                           5,475,200
                    ------------------------------------------------------------
    OWNED BY        9      SOLE DISPOSITIVE POWER

      EACH                  0

    REPORTING       ------------------------------------------------------------
     PERSON         10     SHARED DISPOSITIVE POWER

      WITH                 5,475,200
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       5,475,200
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       6.2%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

       OO
--------------------------------------------------------------------------------





-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 8 of 17 Pages
-------------------              --------------               ------------------

--------------------------------------------------------------------------------
1      NAME OF REPORTING PERSON
       I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

       Dinakar Singh
--------------------------------------------------------------------------------
2      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) |X|

                                                                   (B) |_|
--------------------------------------------------------------------------------
3      SEC USE ONLY

--------------------------------------------------------------------------------
4      SOURCE OF FUNDS

       OO
--------------------------------------------------------------------------------
5      CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(e).

       N/A
--------------------------------------------------------------------------------
6      CITIZENSHIP OR PLACE OF ORGANIZATION

       USA
--------------------------------------------------------------------------------
   NUMBER OF        7      SOLE VOTING POWER
     SHARES
                           0
                    ------------------------------------------------------------
  BENEFICIALLY      8      SHARED VOTING POWER

                           5,475,200
                    ------------------------------------------------------------
    OWNED BY        9      SOLE DISPOSITIVE POWER

     EACH                  0

   REPORTING        ------------------------------------------------------------
    PERSON          10     SHARED DISPOSITIVE POWER

     WITH                   5,475,200
--------------------------------------------------------------------------------
11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       5,475,200
--------------------------------------------------------------------------------
12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
                                                                   |_|
--------------------------------------------------------------------------------
13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

       6.2%*
--------------------------------------------------------------------------------
14     TYPE OF REPORTING PERSON

       IN
--------------------------------------------------------------------------------





-------------------              --------------               ------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A               Page 9 of 17 Pages
-------------------              --------------               ------------------


     Pursuant to Rule 13d-2 promulgated under the Act, this Schedule 13D/A (this
"Amendment  No. 1")  amends the  Schedule  13D filed on  November  1, 2006 (File
Number  005-56393)  ("Schedule  13D").  This  Amendment  No. 1 is being filed by
TPG-Axon GP, LLC ("GPLLC"), TPG-Axon Partners GP, L.P. ("PartnersGP"),  TPG-Axon
Partners, LP ("TPG-Axon Domestic"), TPG-Axon Capital Management, L.P. ("TPG-Axon
Management"),  TPG-Axon Partners (Offshore), Ltd. ("TPG-Axon Offshore"), Dinakar
Singh LLC ("Singh LLC") and Dinakar Singh ("Mr.  Singh").  The foregoing persons
are sometimes  collectively  referred to herein as the "Reporting  Persons." Any
disclosures  herein with respect to persons other than the Reporting Persons are
made on information  and belief of the Reporting  Persons.  This Amendment No. 1
relates to the Common Stock, par value $0.01 per share (the "Common Stock"),  of
Triad Hospitals, Inc., a Delaware corporation (the "Issuer").  References herein
to the "Shares"  are to the shares of Common Stock of the Issuer being  reported
herein by the Reporting Persons.

     The Reporting Persons are making a single, joint filing because they may be
deemed to  constitute  a "group"  within the meaning of Section  13(d)(3) of the
Act.  The  agreement  among the  Reporting  Persons to file  jointly (the "Joint
Filing Agreement") is attached hereto as Exhibit 1.

     TPG-Axon  Management,  as  investment  manager  to  TPG-Axon  Domestic  and
TPG-Axon  Offshore,  has the power to direct the  disposition  and voting of the
Shares  held by TPG-Axon  Domestic  and  TPG-Axon  Offshore.  PartnersGP  is the
general partner of TPG-Axon Domestic. GPLLC is the general partner of PartnersGP
and TPG-Axon Management.  Singh LLC is a Managing Member of GPLLC. Mr. Singh, an
individual,  is the  Managing  Member of Singh LLC and in such  capacity  may be
deemed to control Singh LLC, GPLLC and TPG-Axon Management, and therefore may be
deemed the  beneficial  owner of the  securities  held by TPG-Axon  Domestic and
TPG-Axon  Offshore.  Mr.  Singh and Eric  Mandelblatt  ("Mr.  Mandelblatt")  are
Co-Chief Executive Officers of TPG-Axon Management.

     Each of  Singh  LLC,  GPLLC,  PartnersGP,  Mr.  Singh  and Mr.  Mandelblatt
disclaims  beneficial ownership of all of the shares of Common Stock reported in
this Amendment No. 1.

ITEM 4.     PURPOSE OF TRANSACTION

     Item 4 of the Schedule 13D is hereby amended to include the following:

     On November 16, 2006, certain of the Reporting Persons sent a letter to the
Issuer setting forth a number of the Reporting Persons' concerns regarding the
Issuer's strategy, performance and management controls, and recommending
strategies to address the performance issues. A copy of the letter is attached
hereto as Exhibit 2 and incorporated by reference herein.





-------------------              --------------              -------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A              Page 10 of 17 Pages
-------------------              --------------              -------------------


ITEM 7.     MATERIAL TO BE FILED AS EXHIBITS

Item 7 of the Schedule 13D is hereby amended and restated as follows:

Exhibit 1 -- Joint Filing Agreement, dated October 31, 2006, signed by each of
the Reporting Persons (previously filed on November 1, 2006 and incorporated by
reference herein).

Exhibit 2 -- Letter to the Issuer, dated November 16, 2006.




-------------------              --------------              -------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A              Page 11 of 17 Pages
-------------------              --------------              -------------------


                                    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.

Dated:  November 16, 2006



                                TPG-Axon GP, LLC


                                By: /s/  DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Co-President


                                TPG-Axon Partners GP, L.P.
                                By:  TPG-Axon GP, LLC, general partner


                                By: /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Co-President


                                TPG-Axon Partners, LP
                                By: TPG-Axon Partners GP, L.P., general partner
                                By: TPG-Axon GP, LLC, general partner


                                By: /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Co-President


                                TPG-Axon Capital Management, L.P.
                                By:  TPG-Axon GP, LLC, general partner


                                By: /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Co-President




-------------------              --------------              -------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A              Page 12 of 17 Pages
-------------------              --------------              -------------------



                                TPG-Axon Partners (Offshore), Ltd.


                                By: /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Director


                                Dinakar Singh LLC


                                By: /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh
                                    Managing Member


                                    /s/ DINAKAR SINGH
                                    ------------------------------------
                                    Dinakar Singh





-------------------              --------------              -------------------
CUSIP NO. 89579K109              SCHEDULE 13D/A              Page 13 of 17 Pages
-------------------              --------------              -------------------



                                LIST OF EXHIBITS
                                TO SCHEDULE 13D/A




1.   Joint Filing Agreement, dated October 31, 2006, signed by each
     of the Reporting Persons (previously filed on November 1, 2006 and
     incorporated by reference herein).

2.   Letter to the Issuer, dated November 16, 2006.