North American Industry Classification System (NAICS) 1997
- 62 - Health Care and Social Assistance
- 621 - Ambulatory Health Care Services
- 6211 - Offices of Physicians
- 62111 - Offices of Physicians
- 621110 - Offices of Physicians
- 6212 - Offices of Dentists
- 62121 - Offices of Dentists
- 621210 - Offices of Dentists
- 6213 - Offices of Other Health Practitioners
- 62131 - Offices of Chiropractors
- 621310 - Offices of Chiropractors
- 62132 - Offices of Optometrists
- 621320 - Offices of Optometrists
- 62133 - Offices of Mental Health Practitioners (except Physicians)
- 621330 - Offices of Mental Health Practitioners (except Physicians)
- 62134 - Offices of Physical, Occupational, and Speech Therapists and Audiologists
- 621340 - Offices of Physical, Occupational, and Speech Therapists and Audiologists
- 62139 - Offices of All Other Health Practitioners
- 621390 - Offices of All Other Health Practitioners
- 6214 - Out-Patient Care Centres
- 62141 - Family Planning Centres
- 621410 - Family Planning Centres
- 62142 - Out-Patient Mental Health and Substance Abuse Centres
- 621420 - Out-Patient Mental Health and Substance Abuse Centres
- 62149 - Other Out-Patient Care Centres
- 621494 - Community Health Centres
- 621499 - All Other Out-Patient Care Centres
- 6215 - Medical and Diagnostic Laboratories
- 62151 - Medical and Diagnostic Laboratories
- 621510 - Medical and Diagnostic Laboratories
- 6216 - Home Health Care Services
- 62161 - Home Health Care Services
- 621610 - Home Health Care Services
- 6219 - Other Ambulatory Health Care Services
- 62191 - Ambulance Services
- 621911 - Ambulance (except Air Ambulance) Services
- 621912 - Air Ambulance Services
- 62199 - All Other Ambulatory Health Care Services
- 621990 - All Other Ambulatory Health Care Services
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