Domains and Programs	Year Authorized		Responsible Agency		Eligibility		Scope Of Service		Consumer Directed		Consumer-Perspective Quality		State/ Local Partners		Financing Mechanism		Innovation		Utilization: Trends Over Time		Universal Design
Medicare Part A		Social Security Act Amendments of 1965, Title XVIII, Part A		Centers for Medicare and Medicaid Services (CMS)		Age, qualified disability		Hospital insurance for elderly and disabled who qualify, short-term acute care, skilled nursing care, home health, hospice care.		No		No		Yes		Direct Payments		No		FY 03 $150,970,000,000 FY 04 est $166,182,000,000 FY 05 est $181,350,000,000 2003 enrollees 40,884,000 2004 est enrollees 41,607,000 2005 est enrollees 42,280,000		No
Medicare Part B		Social Security Act Amendments of 1965, Title XVIII, Part B		CMS		Age, qualified disability		Supplemental health insurance, home health, outpatient rehabilitation services, physical, speech and occupational therapy. Durable medical equipment at home.		Varies		Varies		Yes		Direct Payments		No		FY 03 $121,628,633,000 FY 04 est $127,976,000,000 FY 05 est $140,705,000,000 2003 enrollees 38,369,000 2004 est enrollees 38,928,000 2005 est enrollees 39,477,000		No
Medicare Part D		Social Security Act Amendments of 2003		CMS		Age, qualified disability		Prescription drugs.		No		No		No		Direct benefit		No		Estimates of costs exceed $100 billion		N/A
Medicaid		Social Security Act, Title XIX, 1965		CMS		Means/ disability		Skilled nursing, home health, case management, personal care, rehabilitation.		Varies		Mix		Yes		Federal/ state cost share: entitlement		No		FY 03 $169,105,405,000 FY 04 est $177,232,410,000 FY 05 est $183,302,865,000 2003 enrollees 41,900,000 2004 est enrollees 42,900,000 2005 est enrollees 43,600,000		No
Source: Catalog of Federal Domestic Assistance. General Services Administration, Office of Governmentwide Policy, Office of Acquisition Policy, Regulatory and Federal Assistance Publication Division. www.cfda.gov, accessed June 2005.