Includes
Medical billing, third party liability, tumor registar, referral management, medical evaluation board, nursing support; no direct patient care.

Possible NAICS Codes
561320 – Temporary Help Services
622110 – General Medical and Surgical Hospitals
621999 – All Other Miscellaneous Ambulatory Health Care Services
621399 – Offices of All Other Miscellaneous Health Practitioners
541990 – All Other Professional, Scientific, and Technical Services
621111 – Offices of Physicians (except Mental Health Specialists)
541614 – Process, Physical Distribution, and Logistics Consulting Services
621511 – Medical Laboratories
621910 – Ambulance Services
621991 – Blood and Organ Banks