| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 621399 | 621399 | 621399 | Acupuncturists' (except MDs or DOs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Advanced practicing registered nurses' (APRNs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Certified registered nurse anesthetists' (CRNAs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Christian Science practitioners' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Clinical nurse specialists' (CNSs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Clinical pharmacists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Dental hygienists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Denturists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Dietitians' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Herbalists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Home nursing services, private practice | |||
| 621399 | 621399 | 621399 | Homeopaths' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Hypnotherapists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Inhalation therapists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Licensed practical nurses' (LPNs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | LPNs' (licensed practical nurses) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Manual-arts therapists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Massage therapists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Midwives' offices (e.g., clinics) | |||
| 621399 | 621399 | 621399 | Naturopaths' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Nurse practitioners' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Nurses', licensed practical or registered, offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Nursing call centers | |||
| 621399 | 621399 | 621399 | Nutritionists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Ocularists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Orthotists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Paramedics' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Pedorthics' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Physicians' assistants' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Practical nurses' offices (e.g., centers, clinics), licensed | |||
| 621399 | 621399 | 621399 | Prosthetists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Registered nurses' (RNs) offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | Respiratory therapists' offices (e.g., centers, clinics) | |||
| 621399 | 621399 | 621399 | RNs' (registered nurses) offices (e.g., centers, clinics) |