NAICS code 621493: Freestanding Ambulatory Surgical and Emergency Centers

NAICS 621493 is “Freestanding Ambulatory Surgical and Emergency Centers”. 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.

Examples from the U.S. Census Bureau: Freestanding ambulatory surgical centers and clinics; Freestanding emergency medical centers and clinics; Freestanding trauma centers (except hospitals); and Urgent medical care centers and clinics (except hospitals).

Businesses mainly outpatient community health clinics with health practitioners from multiple industries are classified in U.S. Industry 621498, All Other Outpatient Care Centers; and establishments known and licensed as hospitals that also perform ambulatory surgery and emergency room services are classified in Subsector 622, Hospitals.

$19 million average annual receipts (average of the last five fiscal years), including affiliates. Source: 13 CFR 121.201, effective March 17, 2023.

SIC 8011 (Offices and Clinics of Doctors of Medicine, part), from the U.S. Census Bureau concordances (1987 SIC → 2002 NAICS, carried to 2022 NAICS).

621400 (Outpatient care centers) on Schedule C, line B, from the IRS list of principal business codes. The IRS code covers NAICS 621410–621498.

Federal agencies put a NAICS code on each solicitation in SAM.gov, and some states and cities use NAICS codes too. Add 621493 to your SAM.gov registration and to your bid alerts; PublicBeam emails new bids for the codes you choose every morning.