Final answer:
The stakeholder involved in programs like Medicare and Medicaid is government agencies, which fund and administer these programs to provide healthcare to the elderly, low-income families, children, veterans, and Native Americans.
Step-by-step explanation:
The healthcare stakeholder involved in the concept of programs like Medicare, Medicaid, the federal employees health benefit programs, the military's health system, the veterans health administration, the Indian health services, and the state children's health insurance program is c. Government Agencies. These programs are a demonstration of how the U.S. government has taken a role in providing healthcare to various segments of the population where the free market does not offer affordable insurance options. Government agencies are responsible for funding, administering, and setting policies for these health care programs to ensure that vulnerable populations such as the elderly, low-income families, children, veterans, and Native Americans have access to healthcare services.