In this subchapter:
(1) "Medically underserved community" means:
(A) a community located in an area in this state with a medically underserved population;
(B) a community located in an area in this state designated by the United States secretary of health and human services as an area with a shortage of personal health services;
(C) a population group designated by the United States secretary of health and human services as having a shortage of personal health services;
(D) a community designated under state or federal law as a medically underserved community; or
(E) a community that the department considers to be medically underserved based on relevant demographic, geographic, and environmental factors.
(2) "Physician" means a person licensed to practice medicine in this state.
(3) "Primary care" means physician services in family practice, general practice, internal medicine, pediatrics, obstetrics, or gynecology.
(4) "Start-up money" means a payment made by a medically underserved community for reasonable costs incurred by a physician to establish a medical office and ancillary facilities for diagnosing and treating patients.