Go to bridge	NAICS	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
	621	Ambulatory health care services	Taxable	440,200	310,012,321	3,744,279	137,979,315
			Exempt	15,181	45,428,453	669,335	17,884,218
	6211	Offices of physicians	Taxable	195,449	171,629,179	1,571,145	84,976,577
	6212	Offices of dentists	Taxable	114,178	48,482,037	641,674	18,226,762
	6213	Offices of other health practitioners	Taxable	88,886	28,282,299	406,589	10,456,729
	6214	Outpatient care centers	Taxable	11,828	17,306,497	173,809	5,501,909
			Exempt	9,940	31,561,321	346,501	11,157,881
	6215	Medical & diagnostic laboratories	Taxable	9,076	16,317,096	151,338	5,401,749
	6216	Home health care services	Taxable	16,315	21,474,024	681,505	10,940,964
			Exempt	3,375	10,104,243	267,484	5,426,172
	6219	Other ambulatory health care services	Taxable	4,468	6,521,189	118,219	2,474,625
			Exempt	1,866	3,762,889	55,350	1,300,165

NAICS 621:   Ambulatory health care services -   6-digit NAICS by 4-digit SIC
Includes only establishments with payroll. Introductory text includes scope and methodology. Figures to the left of SIC codes indicate the percent of SIC receipts represented by that part; and link to Table 1 where other parts of the NAICS are shown. links to 1997 and 1992 Comparative Statistics for whole SICs.

NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6211			Offices of physicians	Taxable	195,449	171,629,179	1,571,145	84,976,577
62111			Offices of physicians	Taxable	195,449	171,629,179	1,571,145	84,976,577
621111			Offices of physicians (except mental health specialists)	Taxable	185,094	168,251,883	1,536,459	83,482,128
95% of	8011	01	Offices of doctors of medicine (except mental health specialists)	Taxable	176,258	163,794,407	1,484,257	81,417,962
98% of	8031	01	Offices of doctors of osteopathy (exc mental health specialists)	Taxable	8,836	4,457,476	52,202	2,064,166
621112			Offices of physicians, mental health specialists	Taxable	10,355	3,377,296	34,686	1,494,449
2% of	8011	02	Offices of doctors of medicine (mental health specialists)	Taxable	10,059	3,304,584	33,716	1,462,512
2% of	8031	02	Offices of doctors of osteopathy (mental health specialists)	Taxable	296	72,712	970	31,937
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6212			Offices of dentists	Taxable	114,178	48,482,037	641,674	18,226,762
62121			Offices of dentists	Taxable	114,178	48,482,037	641,674	18,226,762
621210			Offices of dentists	Taxable	114,178	48,482,037	641,674	18,226,762
	8021		Offices of dentists	Taxable	114,178	48,482,037	641,674	18,226,762
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6213			Offices of other health practitioners	Taxable	88,886	28,282,299	406,589	10,456,729
62131			Offices of chiropractors	Taxable	30,487	6,570,083	91,700	1,886,173
621310			Offices of chiropractors	Taxable	30,487	6,570,083	91,700	1,886,173
	8041		Offices of chiropractors	Taxable	30,487	6,570,083	91,700	1,886,173
62132			Offices of optometrists	Taxable	17,875	6,361,839	79,545	1,773,428
621320			Offices of optometrists	Taxable	17,875	6,361,839	79,545	1,773,428
	8042		Offices of optometrists	Taxable	17,875	6,361,839	79,545	1,773,428
62133			Offices of mental health practitioners (except physicians)	Taxable	11,750	2,504,820	38,427	947,521
621330			Offices of mental health practitioners (except physicians)	Taxable	11,750	2,504,820	38,427	947,521
19% of	8049	10	Offices of mental health practitioners (except physicians)	Taxable	11,750	2,504,820	38,427	947,521
62134			Offices of physical, occup, & speech therapists & audiologists	Taxable	14,277	8,684,039	141,533	4,376,786
621340			Offices of physical, occup, & speech therapists & audiologists	Taxable	14,277	8,684,039	141,533	4,376,786
67% of	8049		Offices of physical, occup, & speech therapists & audiologists	Taxable	14,277	8,684,039	131,025	4,376,786
	8049	20	Offices of physical & occupational therapists	Taxable	11,962	7,969,557	131,025	4,105,525
	8049	30	Offices of speech therapists & audiologists	Taxable	2,315	714,482	10,508	271,261
62139			Offices of all other health practitioners	Taxable	14,497	4,161,518	55,384	1,472,821
621391			Offices of podiatrists	Taxable	8,662	2,393,443	30,472	771,151
	8043		Offices of podiatrists	Taxable	8,662	2,393,443	30,472	771,151
621399			Offices of all other miscellaneous health practitioners	Taxable	5,835	1,768,075	24,912	701,670
14% of	8049	40	Offices of all other health practitioners	Taxable	5,835	1,768,075	24,912	701,670
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6214			Outpatient care centers	Taxable	11,828	17,306,497	173,809	5,501,909
				Exempt	9,940	31,561,321	346,501	11,157,881
62141			Family planning centers	Taxable	443	277,683	4,022	95,394
				Exempt	1,390	668,027	14,100	296,105
621410			Family planning centers	Taxable	443	277,683	4,022	95,394
4% of	8093	10	Family planning centers	Taxable	423	276,261	3,965	94,940
0% of	8099	10	Childbirth preparation classes	Taxable	20	1,422	57	454
621410			Family planning centers	Exempt	1,390	668,027	14,100	296,105
4% of	8093	10	Family planning centers	Exempt	1,365	659,828	13,820	291,834
0% of	8099	10	Childbirth preparation classes	Exempt	25	8,199	280	4,271
62142			Outpatient mental health & substance abuse centers	Taxable	2,648	1,503,605	23,001	579,137
				Exempt	3,646	4,714,846	102,096	2,419,060
621420			Outpatient mental health & substance abuse centers	Taxable	2,648	1,503,605	23,001	579,137
21% of	8093	20	Outpatient mental health & substance abuse centers	Taxable	2,648	1,503,605	23,001	579,137
621420			Outpatient mental health & substance abuse centers	Exempt	3,646	4,714,846	102,096	2,419,060
26% of	8093	20	Outpatient mental health & substance abuse centers	Exempt	3,646	4,714,846	102,096	2,419,060
62149			Other outpatient care centers	Taxable	8,737	15,525,209	146,786	4,827,378
				Exempt	4,904	26,178,448	230,305	8,442,716
621491			HMO medical centers	Taxable	262	1,709,323	11,029	419,527
1% of	8011	03	HMO medical centers	Taxable	262	1,709,323	11,029	419,527
621491			HMO medical centers	Exempt	510	12,289,824	47,218	1,985,165
95% of	8011	03	HMO medical centers	Exempt	510	12,289,824	47,218	1,985,165
621492			Kidney dialysis centers	Taxable	1,953	4,310,817	38,503	1,147,692
	8092		Kidney dialysis centers	Taxable	1,953	4,310,817	38,503	1,147,692
621492			Kidney dialysis centers	Exempt	261	583,703	6,638	193,376
	8092		Kidney dialysis centers	Exempt	261	583,703	6,638	193,376
621493			Freestanding ambulatory surgical & emergency centers	Taxable	2,089	4,088,108	34,295	1,262,848
2% of	8011	04	Freestanding ambulatory surgical & emergency centers	Taxable	2,089	4,088,108	34,295	1,262,848
621493			Freestanding ambulatory surgical & emergency centers	Exempt	313	672,979	8,121	261,599
5% of	8011	04	Freestanding ambulatory surgical & emergency centers	Exempt	313	672,979	8,121	261,599
621498			All other outpatient care centers	Taxable	4,433	5,416,961	62,959	1,997,311
75% of	8093	30	All other outpatient care centers	Taxable	4,433	5,416,961	62,959	1,997,311
621498			All other outpatient care centers	Exempt	3,820	12,631,942	168,328	6,002,576
70% of	8093	30	All other outpatient care centers	Exempt	3,820	12,631,942	168,328	6,002,576
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6215			Medical & diagnostic laboratories	Taxable	9,076	16,317,096	151,338	5,401,749
62151			Medical & diagnostic laboratories	Taxable	9,076	16,317,096	151,338	5,401,749
621511			Medical laboratories	Taxable	4,655	10,443,452	107,474	3,519,456
64% of	8071	10	Medical laboratories	Taxable	4,655	10,443,452	107,474	3,519,456
621512			Diagnostic imaging centers	Taxable	4,421	5,873,644	43,864	1,882,293
36% of	8071	20	Diagnostic imaging centers	Taxable	4,421	5,873,644	43,864	1,882,293
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6216			Home health care services	Taxable	16,315	21,474,024	681,505	10,940,964
				Exempt	3,375	10,104,243	267,484	5,426,172
62161			Home health care services	Taxable	16,315	21,474,024	681,505	10,940,964
				Exempt	3,375	10,104,243	267,484	5,426,172
621610			Home health care services	Taxable	16,315	21,474,024	681,505	10,940,964
	8082		Home health care services	Taxable	16,315	21,474,024	681,505	10,940,964
621610			Home health care services	Exempt	3,375	10,104,243	267,484	5,426,172
	8082		Home health care services	Exempt	3,375	10,104,243	267,484	5,426,172
NAICS	SIC	Pt	Description		Estab- lish- ments	Receipts ($1,000)	Paid employees	Annual payroll ($1,000)
6219			Other ambulatory health care services	Taxable	4,468	6,521,189	118,219	2,474,625
				Exempt	1,866	3,762,889	55,350	1,300,165
62191			Ambulance services	Taxable	2,453	4,206,729	90,054	1,803,333
				Exempt	1,032	820,674	21,172	319,570
621910			Ambulance services	Taxable	2,453	4,206,729	90,054	1,803,333
46% of	4119	30	Ambulance or rescue service, (except by air)	Taxable	2,271	3,723,554	86,494	1,684,815
10% of	4522	04	Air ambulance	Taxable	182	483,175	3,560	118,518
621910			Ambulance services	Exempt	1,032	820,674	21,172	319,570
9% of	4119	30	Ambulance or rescue service, (except by air)	Exempt	1,004	719,620	19,860	295,341
2% of	4522	04	Air ambulance	Exempt	28	101,054	1,312	24,229
62199			All other ambulatory health care services	Taxable	2,015	2,314,460	28,165	671,292
				Exempt	834	2,942,215	34,178	980,595
621991			Blood & organ banks	Taxable	504	1,017,082	10,266	242,944
43% of	8099	40	Blood & organ banks	Taxable	504	1,017,082	10,266	242,944
621991			Blood & organ banks	Exempt	726	2,851,025	32,731	943,507
97% of	8099	40	Blood & organ banks	Exempt	726	2,851,025	32,731	943,507
621999			All other miscellaneous ambulatory health care services	Taxable	1,511	1,297,378	17,899	428,348
55% of	8099	50	All other miscellaneous ambulatory health care services	Taxable	1,511	1,297,378	17,899	428,348
621999			All other miscellaneous ambulatory health care services	Exempt	108	91,190	1,447	37,088
3% of	8099	50	All other miscellaneous ambulatory health care services	Exempt	108	91,190	1,447	37,088

N=Not available D=Withheld to avoid disclosure

% Comparability may be limited because of changes in assignment of tax status by industry.
=sum of SIC parts listed below the symbol

	(Bridge complete.)	Comparable	NAICS derivable from SIC data.
	(Drawbridge slightly open.)	Almost comparable	Sales or receipts from SIC are within 3% of NAICS sales or receipts.
	(Drawbridge open.)	Not comparable	NAICS sales or receipts cannot be estimated within 3% from SIC data.

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Source: 1997 Economic Census, Comparative Statistics

Last modified: 7/19/00

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