EXHIBIT A JOINT FILING AGREEMENT ProMed Partners, L.P., and Barry Kurokawa each hereby agree that the Amendment No. 2 to Schedule 13G to which this Exhibit is attached and any amendments thereto relating to the acquisition of shares of Common Stock of...

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Schedule 13 G                                                        Page 8 of 8

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                                    EXHIBIT A

                             JOINT FILING AGREEMENT


          ProMed  Partners,  L.P., and Xxxxx Xxxxxxxx each hereby agree that the
Amendment  No. 2 to  Schedule  13G to which  this  Exhibit is  attached  and any
amendments  thereto  relating to the  acquisition  of shares of Common  Stock of
Patient Infosystems Inc. are filed jointly on behalf of each such person.


Dated:   February 28, 2002


                                   /s/ Xxxxx Xxxxxxxx
                                   -----------------------------------
                                   Xxxxx Xxxxxxxx



                                   PROMED PARTNERS, L.P.

                                   By:      ProMed Asset Management, L.L.C.
                                            its General Partner


                                   By:      Blackriver Capital Management, Ltd.
                                            a Managing Member

                                   By:      /s/ Xxxxx Xxxxxxxx
                                            -----------------------------------
                                            Name:  Xxxxx Xxxxxxxx
                                            Title: President