Six-Digit NAICS Codes & Titles

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Codes Titles Number of US Businesses
62 Health Care and Social Assistance 1,463,808
621111Offices of Physicians (except Mental Health Specialists) 408,767
621112Offices of Physicians, Mental Health Specialists 19,545
621210Offices of Dentists 178,117
621310Offices of Chiropractors 59,602
621320Offices of Optometrists26,882
621330Offices of Mental Health Practitioners (except Physicians) 34,289
621340Offices of Physical, Occupational and Speech Therapists, and Audiologists 31,325
621391Offices of Podiatrists 12,404
621399Offices of All Other Miscellaneous Health Practitioners 29,926
621410Family Planning Centers 1,559
621420Outpatient Mental Health and Substance Abuse Centers 9,604
621491HMO Medical Centers 1,324
621492Kidney Dialysis Centers 7,546
621493Freestanding Ambulatory Surgical and Emergency Centers 1,824
621498All Other Outpatient Care Centers 28,853
621511Medical Laboratories 12,964
621512Diagnostic Imaging Centers 1,550
621610Home Health Care Services37,442
621910Ambulance Services 7,151
621991Blood and Organ Banks 4,198
621999All Other Miscellaneous Ambulatory Health Care Services 116,631
622110General Medical and Surgical Hospitals 19,747
622210Psychiatric and Substance Abuse Hospitals 4,531
622310Specialty (except Psychiatric and Substance Abuse) Hospitals 3,258
623110Nursing Care Facilities (Skilled Nursing Facilities) 34,720
623210Residential Intellectual and Developmental Disability Facilities 2,375
623220Residential Mental Health and Substance Abuse Facilities 6,127
623311Continuing Care Retirement Communities 7,423
623312Assisted Living Facilities for the Elderly 6,104
623990Other Residential Care Facilities 19,824
624110Child and Youth Services 10,447
624120Services for the Elderly and Persons with Disabilities 19,599
624190Other Individual and Family Services 127,317
624210Community Food Services 650
624221Temporary Shelters 1,428
624229Other Community Housing Services 155
624230Emergency and Other Relief Services 3,245
624310Vocational Rehabilitation Services 13,513
624410Child Day Care Services 151,842

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