HCFA stands for Health Care Financing Administration. It is a former federal agency within the United States Department of Health and Human Services (HHS) that was responsible for the administration and oversight of several government healthcare programs. In 2001, it was renamed the Centers for Medicare and Medicaid Services (CMS).

HCFA's primary role was to oversee the implementation and management of various healthcare programs, most notably Medicare and Medicaid. Medicare is a federal health insurance program that provides coverage for individuals aged 65 and older, as well as certain younger individuals with disabilities. Medicaid, on the other hand, is a joint federal and state program that offers medical assistance to low-income individuals and families.

As the HCFA, the agency was responsible for ensuring the efficient and effective administration of these programs, including developing and enforcing regulations, establishing payment rates for healthcare services, monitoring program integrity, and providing education and assistance to healthcare providers and beneficiaries.

The agency played a crucial role in the financial operations of healthcare programs, as it was responsible for setting reimbursement rates for medical providers, negotiating contracts with insurance companies, and managing the overall budget for these programs. HCFA also collected and analyzed healthcare data to inform policy decisions, evaluate program performance, and identify areas for improvement.

Overall, HCFA was an essential regulatory body that supported the functioning and governance of key federal healthcare programs, with a focus on ensuring access to affordable and high-quality care for vulnerable populations.