EXHIBIT 31.1

                                 CERTIFICATIONS

I, Louis Silverman, certify that:

1.    I have reviewed this Form 10-Q of Quality Systems, Inc.;

2.    Based on my knowledge,  this report does not contain any untrue  statement
      of a material fact or omit to state a material fact  necessary to make the
      statements made, in light of the circumstances under which such statements
      were made,  not  misleading  with  respect  to the period  covered by this
      report; and

3.    Based on my  knowledge,  the  financial  statements,  and other  financial
      information  included  in this  report,  fairly  present  in all  material
      respects the financial condition,  results of operations and cash flows of
      the registrant as of, and for, the periods presented in this report.

Date: April 15, 2005


/s/ LOUIS SILVERMAN
- -----------------------------------------------------
Louis Silverman
Chief Executive Officer (principal executive officer)


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