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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. Ronald Widman:

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Specialties & Research

Dr. Ronald Widman, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Widman graduated from University of Arizona, Tucson.


Dr. Widman has 2 hospital affiliations:

  • Tucson Medical Center 
  • Southern Arizona Veterans Affairs Healthcare System 

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Additional Information
Dr. Ronald Joseph Widman MD is a male Emergency Medicine Specialist, has 22 years of experience and practices in Emergency Medicine.
Where does Dr. Ronald J. Widman practice?
Dr. Ronald Widman has 1 office location.
Dr. Ronald Widman practices Emergency Medicine near Tucson, AZ.
See Tucson Emergency Physicians.