any health service or benefit provided or purchased, directly or indirectly, by the Indian Health Service through a grant to or a contract or compact with an Indian tribe or tribal organization, or through a third-party program funded by the Indian Health Service,

medical care provided or purchased by, or amounts to reimburse for such medical care provided by, an Indian tribe or tribal organization for, or to, a member of an Indian tribe, including a spouse or dependent of such a member,

coverage under accident or health insurance (or an arrangement having the effect of accident or health insurance), or an accident or health plan, provided by an Indian tribe or tribal organization for medical care to a member of an Indian tribe, include a spouse or dependent of such a member, and

any other medical care provided by an Indian tribe or tribal organization that supplements, replaces, or substitutes for a program or service relating to medical care provided by the Federal government to Indian tribes or members of such a tribe.