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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. Mary Thomason:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Mary Thomason is Good. Dr. Thomason has been reviewed by 4 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 4.3
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.3

Specialties & Research

Dr. Mary Thomason, MD is board certified in Internal Medicine.

Education & Awards

Dr. Thomason graduated from Oregon Health & Science University, Portland.


Dr. Thomason has 3 hospital affiliations:

  • Providence St Vincent Medical Center 
  • Providence Newberg Medical Center 
  • Providence Willamette Falls Medical Center 


  • English

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Additional Information
Dr. Mary Thomason MD is a female Internist, has 13 years of experience and practices in Internal Medicine.
Where does Dr. Mary Thomason practice?
Dr. Mary Thomason has 1 office location.
Dr. Mary Thomason practices Internal Medicine near Portland, OR.
See Portland Internists.