Exhibit 3.43 1797984 FILED In the office of the Secretary of State of the State of California JAN 21 1997 /s/ Bill Jones BILL JONES, Secretary of State ARTICLES OF INCORPORATION OF ON-TRACK THERAPY CENTER, INC. I The name of this corporation is ON-TRACK THERAPY CENTER, INC. II The purpose of this corporation is to engage in any lawful act or activity for which a corporation may be organized under the general corporation law of California other than the banking business, the trust business or the practice of a profession permitted to be incorporated by the California Corporations Code. III The name and address in the State of California of this corporation's initial agent for service of process is: Robert Snukal, c/o Fountain View Management, Inc., 11900 West Olympic Boulevard, Suite 680, Los Angeles, California 90064. IV This 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 500,000. Dated: January 17, 1997 /s/ David B Bloom -------------------- DAVID B. BLOOM I hereby declare that I am the person who executed the foregoing Articles of Incorporation, which execution is my act and deed. /s/ David B Bloom -------------------- DAVID B. BLOOM (SEAL)