1 Exhibit 4.1 CONTINUCARE CORPORATION INCORPORATED UNDER THE LAWS SEE REVERSE FOR CERTAIN DEFINITIONS OF THE STATE OF FLORIDA CUSIP 212172 10 0 THIS CERTIFIES THAT is the owner of Fully paid and non-assessable shares of common stock of the par value of $0.0001 of CONTINUCARE CORPORATION transferable on the books of the Corporation by the holder hereof in person or by duly authorized attorney upon surrender of this certificate properly endorsed. This certificate is not valid until countersigned by the Transfer Agent and registered by the Registrar. WITNESS the facsimile seal of the Corporation and the facsimile signatures of its duly authorized officers. Countersigned and Registered: AMERICAN STOCK TRANSFER & TRUST COMPANY Transfer Agent and Registrar By Authorized Signature 2 The Corporation will furnish to any shareholder upon request and without charge a full statement of; (a) the designations, preferences, limitations, and relative rights of the shares of each class or series of capital stock authorized to be issued; (b) the variations in the relative rights, preferences and limitations between the shares of each such series and (c) the authority of the Board of Directors to fix and determine variations to future series. The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: TEN COM -- as tenants in common UNIF GIFT MIN ACT -- __________ Custodian __________ TEN ENT -- as tenants by the entireties (Cust) (Minor) JT TEN -- as joint tenants with right of survivorship and not as under Uniform Gifts to Minors tenants in common Act ____________________________ (State) Additional abbreviations may also be used though not in the above list. For Value Received, the undersigned hereby sell(s), assign(s) and transfer(s) unto PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE ______________________________ ________________________________________________________________________________ (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) ________________________________________________________________________________ ________________________________________________________________________________ __________________________________________________________________________Shares of the capital stock represented by the within Certificate, and do hereby irrevocably constitute and appoint ________________________________________________________________________Attorney to transfer the said shares on the books of the within named Company with full power of substitution in the premises. Dated ____________________ _________________________________________ THE SIGNATURE TO THE ASSIGNMENT FORM MUST CORRESPOND TO THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER, AND MUST BE GUARANTEED BY A MEMBER OF THE MEDALLION STAMP PROGRAM.