1 EXHIBIT 6 August 14th 1 9 9 7 Talbert Medical Management Holdings Corporation 3540 Howard Way Costa Mesa, California 95656 Re: Cash Awards Ladies and Gentlemen: Pursuant to Section 7.10(f) of the Agreement and Plan of Merger, dated as of August 13, 1997, among the undersigned and you (the "Merger Agreement"), we hereby agree with you that we will, at the time of consummation of the Offer, pay, or cause the Surviving Corporation to pay, cash awards to the persons, and in the amounts, specified on the attached schedule. We represent and warrant that the execution, delivery and performance of this letter has been duly authorized by each of the undersigned and that this letter constitutes the legally binding agreement of each of the undersigned, enforceable against each of the undersigned in accordance with its terms. All capitalized terms used but not defined in this letter agreement shall have the meanings given to them by the Merger Agreement. Very truly yours, MEDPARTNERS, INC. By: /s/ J. BROOKE JOHNSTON, JR. ------------------------------- Its: Senior VP and General Counsel ------------------------------- 2 Page 2 - Talbert Medical Management - August 14, 1997 Holdings Corporation TALMED MERGER CORPORATION By: /s/ J. BROOKE JOHNSTON, JR. ------------------------------- Its: Senior Vice President ------------------------------- Accepted and Agreed as of August 14, 1997: Talbert Medical Management Holdings Corporation By: /s/ JACK D. MASSIMINO ----------------------------------- Its: President and CEO -----------------------------------