Columbia subject headings:
Centers for Medicare & Medicaid Services (U.S.)--Evaluation.
Medical care--United States--Quality control.
Medical fees--United States.
Medicare.
Harvard subject headings:
Centers for Medicare & Medicaid Services (U.S.)--Evaluation.
Medical care--United States--Quality control
Medical fees--United States.
Medicare.
Princeton subject headings:
Centers for Medicare & Medicaid Services (U.S.)--Evaluation.
Medical care--United States--Quality control.
Medical fees--United States.
Medicare.