NAICS 621493 Freestanding Ambulatory Surgical and Emergency Centers

NAICS Code: 621493

Code Title: Freestanding Ambulatory Surgical and Emergency Centers

Code Sector: 62 - Health Care and Social Assistance

NAICS 621493 Freestanding Ambulatory Surgical and Emergency Centers Description

This U.S. industry comprises establishments with physicians and other medical staff primarily engaged in (1) providing surgical services (e.g., orthoscopic and cataract surgery) on an outpatient basis or (2) providing emergency care services (e.g., setting broken bones, treating lacerations, or tending to patients suffering injuries as a result of accidents, trauma, or medical conditions necessitating immediate medical care) on an outpatient basis. Outpatient surgical establishments have specialized facilities, such as operating and recovery rooms, and specialized equipment, such as anesthetic or X-ray equipment.


Illustrative Examples

Freestanding ambulatory surgical centers and clinics Freestanding trauma centers (except hospitals) Freestanding emergency medical centers and clinics Urgent medical care centers and clinics (except hospitals)

Cross References

Establishments primarily engaged in--
  • Physician walk-in centers are classified in U.S. Industry 621111, Offices of Physicians (except Mental Health Specialists);
  • Establishments known and licensed as hospitals that also perform ambulatory surgery and emergency room services are classified in Subsector 622, Hospitals.

Alternate Titles

  • Ambulatory surgical centers and clinics, freestanding
  • Emergency medical centers and clinics, freestanding
  • Freestanding ambulatory surgical centers and clinics
  • Freestanding emergency medical centers and clinics
  • Laser surgery centers, freestanding
  • Trauma centers (except hospitals), freestanding
  • Urgent medical care centers and clinics (except hospitals), freestanding

NAICS 621493 Crosswalk

Crosswalk between the North American Industry Classification System (NAICS) and Standard Industrial Classification System (SIC) --

Crosswalk between the North American Industry Classification System (NAICS) and International Standard Industrial Classification of All Economic Activities Code Revision 4.0 --

  • ISIC 8620 - Medical and dental practice activities