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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Charles Simpson:

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Specialties & Research

Dr. Charles Simpson, DO, MS is board certified in Occupational Medicine.

  • He has special expertise in 1 area:
  • Workers' Compensation

Education & Awards

Dr. Simpson graduated from Michigan State University , East Lansing. He has 2 awards.

Rotarian of the year 1998 st pete rotary
Peoples choice award 1998 american osteopathic association


Dr. Simpson has 4 hospital affiliations:

  • St. Mary's Hospital Medical Center-Green Bay 
  • Bay Area Medical Center Marinette 

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Additional Information
Dr. Charles E Simpson DO and MS is a male Preventative Medicine Specialist, has 31 years of experience and practices in Occupational Medicine.
Where does Dr. Charles E. Simpson practice?
Dr. Charles Simpson has 1 office location.
Dr. Charles Simpson practices Occupational Medicine near Green Bay, WI.
See Green Bay Preventive Medicine Specialists.