As used in this subchapter:
(1) “Action” or “claim” means a complaint, demand letter, or any other notification given to a third party by the Department of Human Services, the medical assistance recipient, the recipient's attorney, or any person acting on behalf of the recipient that the department or the medical assistance recipient requests payment from a third party for damages to the medical assistance recipient for injury, disease, disability, or death for which a third party is or may be liable;
(2)
(A) “Medical assistance recipient” means any person, including a minor, on whose behalf the department has paid medical assistance payments due to injury, disease, or disability.
(B) “Medical assistance recipient” includes a party acting on behalf of the medical assistance recipient, such as a parent, guardian, conservator, other personal representative, estate, or survivor; and
(3) “Third party” means an individual, entity, or a program that is or may be liable to pay all or part of the expenditures for medical assistance payments made by the department.