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



                                February 28, 2003



                          SIERRA HEALTH SERVICES, INC.
             (Exact Name of Registrant as Specified in Its Charter)


          Nevada                                  1-8865
----------------------------------  ----------------------------------
(State or Other Jurisdiction             (Commission File Number)
      of Incorporation)

                               88-0200415
                        ----------------------
                             (IRS Employer
                          Identification No.)

         2724 North Tenaya Way
             Las Vegas, Nevada                                 89128
------------------------------------------------        --------------------
(Address of principal executive offices)                     (Zip Code)


Registrant's telephone number, including area code: (702) 242-7000




                        Item 9. Regulation FD Disclosure

On  Wednesday,  March 5, 2003, a member of senior  management  of Sierra  Health
Services,  Inc.,  or Sierra,  are  scheduled  to present at the Lehman  Brothers
Healthcare Conference in Miami Beach, Florida. Sierra's presentation is expected
to begin at approximately  8:30 a.m. Eastern Time.  Investors,  analysts and the
general  public are invited to listen to the audio  portion of the  presentation
free over the Internet by visiting the `Investors' page of our website at
www.sierrahealth.com and then click the `Webcasts' link.

Anyone listening to the Sierra management presentations will be presumed to have
read Sierra's  Annual  Report on Form 10-K for the year ended  December 31, 2001
and Quarterly  Reports on Form 10-Q for the periods  ended March 31, 2002,  June
30, 2002 and  September  30, 2002.  In addition,  an archive of Sierra's  fourth
quarter,  2002  earnings  call,  originally  broadcast  on January  30,  2003 is
available  on the  webcasts  link on the  investors  page of  Sierra's  website.
Listeners should review cautionary statements under "Management's Discussion and
Analysis of Financial Condition and Results of Operations."

Any statements made or issued that are not historical facts are  forward-looking
and should be  considered  in  connection  with  certain  cautionary  statements
contained  in our  Annual  Report on Form 10-K for the year ended  December  31,
2001. Such  statements are made pursuant to the "safe harbor"  provisions of the
Private  Securities  Litigation  Reform Act of 1995 and identify  important risk
factors  that could  cause our actual  results to differ  materially  from those
expressed in any projected,  estimated or forward-looking statements relating to
Sierra.





                                  SIGNATURES

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


                                           SIERRA HEALTH SERVICES, INC.
                                    --------------------------------------------
                                                              (Registrant)


Date:  February 28, 2003                   /S/ PAUL H. PALMER
                                    --------------------------------------------
                                           Paul H. Palmer
                                           Senior Vice President
                                           Chief Financial Officer and Treasurer
                                           (Chief Accounting Officer)