| CATEGORIES INDEX: 621. AMBULATORY HEALTH CARE SERVICES |
| 6211. OFFICES OF PHYSICIANS |
| 6212. OFFICES OF DENTISTS |
| 6213. OFFICES OF OTHER HEALTH PRACTITIONERS |
| 6214. OUTPATIENT CARE CENTERS |
| 6215. MEDICAL AND DIAGNOSTIC LABORATORIES |
| 6216. HOME HEALTH CARE SERVICES |
| 6219. OTHER AMBULATORY HEALTH CARE SERVICES |