NAICS 622 is the North American Industry Classification System code for Hospitals, a subsector in the Health Care and Social Assistance sector (62). It divides into 3 more specific codes, including General Medical and Surgical Hospitals (622110), Psychiatric and Substance Abuse Hospitals (622210) and Specialty (except Psychiatric and Substance Abuse) Hospitals (622310).
NAICS 622 is the code for Hospitals, a subsector in the North American Industry Classification System (NAICS 2022), under 62 (Health Care and Social Assistance). It has 3 more specific codes: 622110, 622210 and 622310.
The parent of NAICS 622 is 62, Health Care and Social Assistance. Every company under 622 is also counted under 62.