Description
Evaluation and Screening

Possible NAICS Codes
621111 – Offices of Physicians (except Mental Health Specialists)
621511 – Medical Laboratories
621999 – All Other Miscellaneous Ambulatory Health Care Services
621340 – Offices of Physical, Occupational and Speech Therapists, and Audiologists
621498 – All Other Outpatient Care Centers
621399 – Offices of All Other Miscellaneous Health Practitioners
561320 – Temporary Help Services
621610 – Home Health Care Services
621491 – HMO Medical Centers
621330 – Offices of Mental Health Practitioners (except Physicians)

Description
General Health Care Services

Possible NAICS Codes
622110 – General Medical and Surgical Hospitals
561320 – Temporary Help Services
621498 – All Other Outpatient Care Centers
621111 – Offices of Physicians (except Mental Health Specialists)
621999 – All Other Miscellaneous Ambulatory Health Care Services
524114 – Direct Health and Medical Insurance Carriers
621511 – Medical Laboratories
621399 – Offices of All Other Miscellaneous Health Practitioners
541990 – All Other Professional, Scientific, and Technical Services
621610 – Home Health Care Services

Description
Other Medical Services

Possible NAICS Codes
561320 – Temporary Help Services
622110 – General Medical and Surgical Hospitals
621111 – Offices of Physicians (except Mental Health Specialists)
621999 – All Other Miscellaneous Ambulatory Health Care Services
621399 – Offices of All Other Miscellaneous Health Practitioners
621910 – Ambulance Services
532283 – Home Health Equipment Rental
621498 – All Other Outpatient Care Centers
621610 – Home Health Care Services
621511 – Medical Laboratories

Description
Medical/Psychiatric Consultation Services

Possible NAICS Codes
621111 – Offices of Physicians (except Mental Health Specialists)
621112 – Offices of Physicians, Mental Health Specialists
622110 – General Medical and Surgical Hospitals
561320 – Temporary Help Services
621330 – Offices of Mental Health Practitioners (except Physicians)
541611 – Administrative Management and General Management Consulting Services
611430 – Professional and Management Development Training

Includes
Anesthesia Apparatus; Blood Transfusion Apparatus; Oxygen Therapy Apparatus; Respirators; Orthopedic Supplies; Arch Supports; Clinical Thermometers; Sutures; Hearing Aids; Veterinary Equipment, Endoscopes, Fiber Optic.

Excludes
Ophthalmic Instruments, Equipment, and Supplies; Non-Medical Endoscopes.

Possible NAICS Codes
423450 – Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
339113 – Surgical Appliance and Supplies Manufacturing
339112 – Surgical and Medical Instrument Manufacturing
325411 – Medicinal and Botanical Manufacturing

Description
Custodial Janitorial Services

Possible NAICS Codes
561720 – Janitorial Services
561210 – Facilities Support Services

Description
Medical and Health Studies

Possible NAICS Codes
541690 – Other Scientific and Technical Consulting Services
621511 – Medical Laboratories
524114 – Direct Health and Medical Insurance Carriers
541990 – All Other Professional, Scientific, and Technical Services
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
622110 – General Medical and Surgical Hospitals
541720 – Research and Development in the Social Sciences and Humanities
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541380 – Testing Laboratories and Services
541611 – Administrative Management and General Management Consulting Services

Description
Scientific Data Studies

Possible NAICS Codes
541380 – Testing Laboratories and Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
541714 – Research and Development in Biotechnology (except Nanobiotechnology)
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541620 – Environmental Consulting Services
541611 – Administrative Management and General Management Consulting Services
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
611310 – Colleges, Universities, and Professional Schools
813920 – Professional Organizations