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Internist, Gastroenterologist (digestive)
36 years of experience
Accepting new patients
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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Steven Mason is Good. Dr. Mason has been reviewed by 3 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 4.3
Bedside Manner 5.0
Spends Time with Me 4.3
Follows Up After Visit 5.0

Specialties & Research

Dr. Steven Mason, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 11 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Hepatitis
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis
  • Viral Human Hepatitis
  • Walking

Education & Awards

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


Dr. Mason has 7 hospital affiliations:

  • Providence Milwaukie Hospital 
  • Providence St Vincent Medical Center 


  • English

> > > > Dr. Steven Mason, MD

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Additional Information
Dr. Steven Jon Mason MD is a male Internist, has 36 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Steven J. Mason practice?
Dr. Steven Mason has 2 office locations.
Dr. Steven Mason practices Internal Medicine and Gastroenterology near Oregon City, OR.
Additional practice locations include: Tualatin, OR.
See Oregon City Internists and Oregon City Gastroenterologists.