Table 8. Number and percent of Medicare Tax Equity and Fiscal Responsibility Act (TEFRA) of 1982 risk health maintenance organizations (HMO's) providing benefits in addition to Medicare, and number and percent of enrollees, by type of benefit: December 1986.

Type of benefit	Plans		Enrollees
	Number	Percent	Number	Percent
Total	149	100.0	813,712	100.0
Extended hospital days	120	80.5	630,447	77.5
Extended SNF1 days	56	37.6	249,675	30.7
Preventive care	123	82.6	695,864	85.5
Drugs	105	70.5	689,560	84.7
Eye care	103	69.1	596,099	73.3
Ear care	55	36.9	337,120	41.4
Dental care	23	15.4	310,386	38.1
Extended mental health	52	34.9	137,192	16.9
Miscellaneous	54	36.2	421,448	51.8

¹SNF is for skilled nursing facility.

SOURCE: Health Care Financing Administration: Data from the Office of Prepaid Health Care.