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                                                                    EXHIBIT 3.15

                            ARTICLES OF INCORPORATION
                                       OF
                              KARL G. MANGOLD, INC.

                                       I.

         The name of the corporation is Karl G. Mangold, Inc.

                                       II.

         The purpose of the corporation is to engage in any lawful act or
activity for which a corporation may be organized under the General Corporation
Law of the State of California other than the banking business, the trust
company business or the practice of a profession permitted to be incorporated by
the California Corporations Code.

                                      III.

         The name and address in this State of the corporation's initial agent
for service of process is:

                                 Karl G. Mangold
                             2400 Diablo Lakes Lane
                                Diablo, CA 94528

                                       IV.

         The corporation is authorized to issue only one class of shares of
stock; and the total number of shares which this corporation is authorized to
issue is 10,000.

                                       V.

         The liability of the directors of the corporation for monetary damages
shall be eliminated to the fullest extent under California law.

                                       VI.

         The corporation is authorized to provide indemnification of agents (as
defined in Section 317 of the California Corporations Code) through bylaw
provisions, through agreements with the agents, or through vote of shareholders
or disinterested directors or otherwise, in excess of the indemnification
otherwise permitted by Section 317 of the California Corporations Code, subject
in the limits on such excess indemnification set forth in Section 204 of the
California Corporations Code with respect to actions for breach of duty to the
corporation and its shareholders.


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                                      VII.

         Any repeal or modification of the foregoing provisions of Articles V
and VI by the shareholders of this corporation shall not adversely affect the
right or protection of an agent of the corporation existing at the time of such
repeal or modification.

                                      VIII.

         If proceedings are commenced for the dissolution of the corporation to
which Section 2600 of the California Corporations Code applies, the provisions
of any Buy-Sell Agreement or Stock Purchase Agreement, if any, then in effect
among the corporation and its shareholders shall govern and supersede any
provisions of Section 2000 which are inconsistent therewith, to the extent
required to enforce any such Buy-Sell Agreement or Stock Repurchase Agreement.


Dated:   2/10/97
                                              /s/ Karl G. Mangold
                                              ----------------------------------
                                              Karl G. Mangold
                                              Incorporator


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                               AGREEMENT OF MERGER

                                     BETWEEN
                 KARL G. MANGOLD, INC., A CALIFORNIA CORPORATION

                                       AND

               MANGOLD MERGER CORPORATION, A DELAWARE CORPORATION

         This Agreement of Merger ("Agreement") is entered into as of June 24,
1997 between Karl G. Mangold, Inc., California corporation (herein "Surviving
Corporation") and Mangold Merger Corporation, a Delaware corporation (herein
"Merging Corporation")

         NOW, THEREFORE, the Surviving Corporation and the Merging Corporation
hereby agree as follows:

         1.       Merging Corporation shall be merged into Surviving
                  Corporation.

         2.       Each outstanding share of Merging Corporation shall be
                  converted to one share common stock of Surviving Corporation.

         3.       The outstanding shares of Surviving Corporation shall be
                  converted into the right to receive the Merger Consideration,
                  as such defined in that certain Plan and Agreement of Merger
                  dated as of May 27, 1997 by and among MedPartners, Inc.,
                  Merging Corporation and Surviving Corporation. Merger
                  consideration means 1231.142 shares of MedPartners, Inc.
                  Common Stock for each share of the Surviving Corporation
                  outstanding immediately before the effectiveness of the
                  merger.

         4.       Merging Corporation shall from time to time, as and when
                  requested by Surviving Corporation execute and deliver all
                  such documents and instruments and take all such action
                  necessary or desirable to evidence or carry out this merger.

         5.       The effect of the merger and the effective date June 30, 1997.

         IN WITNESS WHEREOF the undersigned have caused this Agreement to be
executed as of the date first set forth above.

                                   KARL G. MANGOLD, INC.,
                                   a California corporation

                                   By: /s/ Karl G. Mangold
                                       __________________________________
                                       Karl G. Mangold, President

                                   By: /s/ Janet Mangold
                                       __________________________________
                                       Janet Mangold, Secretary


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                                   MANGOLD MERGER CORPORATION
                                   a Delaware corporation

                                   By: /s/ Harold O. Knight, Jr.
                                       __________________________________
                                       Harold O. Knight, Jr.
                                       Its: Vice President

                                   By: /s/ Tracy P. Thrasher
                                       __________________________________
                                       Tracy P. Thrasher
                                       Its: Secretary


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                                   CERTIFICATE
                                       OF
                                     MERGER
                                       OF
                              KARL G. MANGOLD, INC.
                            a California corporation

         Karl G. Mangold and Janet Mangold, certify that:

                  1. They are the president and secretary, respectively, of Karl
G. Mangold, Inc., a California corporation;

                  2. The Agreement of Merger in the form attached was duly
approved by the board of directors and shareholders of the corporation.

                  3. The shareholder approval was by the holders of 100% of the
outstanding shares of the corporation.

                  4. There is only one class of shares and the number of shares
outstanding is 1,000.

         We further declare under penalty of perjury under the laws of the State
of California that the matter set forth in this certificate are true and correct
of our own knowledge.

         Executed in Pleasanton, California on June 24, 1997.

                                   /s/ Karl G. Mangold
                                   __________________________________
                                   Karl G. Mangold, President

                                   /s/ Janet Mangold
                                   __________________________________
                                   Janet Mangold, Secretary


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                                   CERTIFICATE
                                       OF
                                     MERGER
                                       OF
                           MANGOLD MERGER CORPORATION,
                             a Delaware corporation

         Harold O. Knight, Jr. and Tracy P. Thrasher hereby certify that:

         1. They are the Vice President and Secretary, respectively, of Mangold
Merger Corporation, a Delaware corporation (the "Corporation").

         2. The Agreement of Merger, in the form attached, was duly approved by
the board of directors and the stockholder of the Corporation.

         3. The stockholder approval was by the holder of 100% of the
outstanding shares of the Corporation.

         4. There is only one class of shares of the Corporation and the number
of shares outstanding is 1,000.

         5. Common Stock securities of MedPartners, Inc., a Delaware
corporation, the parent corporation of the Corporation, will be issued in the
merger. No vote of the stockholders of the parent corporation was required.

         We further declare under penalty of perjury under the laws of the State
of California that the matters set forth in this certificate are true and
correct of our own knowledge.

         Executed in Jefferson County, Alabama on June 24, 1997.


                                   /s/ Harold O. Knight, Jr.
                                   _______________________________________
                                   Harold O. Knight, Jr., Vice President

                                   /s/ Tracy P. Thrasher
                                   _______________________________________
                                   Tracy P. Thrasher, Secretary


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