Sec. 138. "Physician" means the following:
(1) For purposes of IC 12-10-17.1 and IC 12-15-35, an individual who is licensed to practice medicine in Indiana under IC 25-22.5.
(2) For purposes of IC 12-26, either of the following:
(A) An individual who holds a license to practice medicine under IC 25-22.5.
(B) A medical officer of the United States government who is in Indiana performing the officer's official duties.