UNITED STATES SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, D.C. 20549

                                   FORM 8-K

                                CURRENT REPORT
      Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

                                June 7, 2005
                             -------------------
                     (Date of earliest event reported)


                LABORATORY CORPORATION OF AMERICA HOLDINGS
                ------------------------------------------
          (Exact name of registrant as specified in its charter)



    DELAWARE                      1-11353                    13-3757370
  --------------                -----------                --------------
 (State or Other                (Commission                 (IRS Employer
 Jurisdiction of                File Number)                Identification
  Incorporation)                                                Number)


             358 SOUTH MAIN STREET
          BURLINGTON, NORTH CAROLINA                       27215
     ---------------------------------------              -------
     (Address of principal executive offices)            (Zip Code)

                               336-229-1127
                               ------------
             (Registrant's telephone number, including area code)

                                    N/A
                  ---------------------------------------
        (Former name or former address, if changed since last report.)


Check the appropriate box below if the Form 8-K filing is intended to 
simultaneously satisfy the filing obligation of the registrant under any of the 
following provisions: 

[ ]  Written communications pursuant to Rule 425 under the Securities Act 
     (17 CFR 230.425) 

[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act 
     (17 CFR 240.14a-12) 

[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the 
     Exchange Act (17 CFR 240.14d-2(b)) 

[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the 
     Exchange Act (17 CFR 240.13e-4(c))


ITEM 7.01. Regulation FD Disclosure 

     On June 7, 2005 - Laboratory Corporation of America(R) Holdings 
(LabCorp(R)) announced that the Company received a subpoena from the U.S. 
Attorney's office for the District of New Jersey. The subpoena seeks the 
production of business and financial records regarding capitation and risk 
sharing arrangements with government and private payers for the years 1993 
through 1999.  The Company has been informed by a representative of the U.S. 
Attorney's office for the District of New Jersey that the company is not the 
target of the investigation and that similar subpoenas have been sent to a 
number of other lab and non-lab companies seeking information.


SIGNATURES

Pursuant to the requirements of the Securities and Exchange Act of 1934, the 
registrant has duly caused this report to be signed on its behalf by the 
undersigned hereunto duly authorized.

                                   LABORATORY CORPORATION OF AMERICA HOLDINGS
                                   ------------------------------------------
                                   (Registrant)


                                    By:/s/ BRADFORD T. SMITH
                                    --------------------------------------
                                    Bradford T. Smith
                                    Executive Vice President and Secretary

Date: June 7, 2005