Includes
Occupational & Public Health Physicians (both MD’s and DO’s), Occupational & Public Health Physician Assistants, Medical & Health Services Managers, Industrial Hygienists, Environmental Scientists & Specialists, Health & Safety Engineers, Biostatisticians for Occupational & Public health, Epidemiologists, Health Educators, Emergency Management Director, Social and Community Service Manager.

Excludes
Family Practice & Internal Medicine Physicians (Q509), Preventive Medicine Physicians & Services (Q509), Infectious Disease (Q509), Emergency Medicine Physicians/Physician Assistants, Emergency Medical Technicians and Paramedics (Q529 Emergency Medicine Services), Advanced Practice Registered Nurses, Clinical Nurse Specialists, Registered Nurses (all specialties), Licensed Practical/Vocational Nurses, Nursing/ Medical Assistants (all fall under Q401-Nursing), Psychologists (Q519 Behavioral & Mental Health), Occupational and Physical Therapists (Q518 Physical Medicine and Rehabilitation)

Possible NAICS Codes
541620 – Environmental Consulting Services
621999 – All Other Miscellaneous Ambulatory Health Care Services
621111 – Offices of Physicians (except Mental Health Specialists)
541330 – Engineering Services