??46.1 Definitions.(a) Act means The Health Care Quality Improvement Act of 1986, as amended (42 U.S.C. 11101-11152). (b) Claim of medical malpractice means a written claim or demand for payment based on an act or omission of a physician, dentist, or other health care practitioner in furnishing (or failing to furnish) health care services, and includes the filing of a complaint or administrative t