Summary

Dr. Steven Mason specializes in gastroenterology and internal medicine, bringing over five decades of medical expertise to patient care. They earned their medical degree from Oregon Health & Science University School of Medicine and completed residency training at Legacy Health System. With 51 years of experience treating patients, Dr. Mason has developed extensive knowledge in digestive health and comprehensive internal medicine care.

Dr. Mason practices at Providence Willamette Falls Medical Center and sees patients in both Tualatin and Oregon City, Oregon. Their long-standing commitment to the community reflects deep experience in managing complex medical conditions. Patients have given Dr. Mason an average rating of 3.7 out of 5 stars on Vitals, reflecting their dedication to providing quality healthcare services throughout their distinguished career.

Overview based on verified provider data

Quick Facts

  • 3.7
  • 51 years of experience
  • Legacy Health System
  • 2 written reviews
  • 2 specialties
  • 15 areas of expertise
  • 1 hospital affiliation
  • 2 office locations

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Steven Jon Mason has 2 locations

Dr. Steven Jon Mason

19250 SW 90th AveTualatin, OR 97062

Dr. Steven Jon Mason

1508 Division St Ste 15Oregon City, OR 97045

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Dr. Steven Jon Mason, MDDr. Gordon George YenokidaDr. James Houser Bondurant, MDDr. Claribel Westermeyer, MD
GastroenterologyCritical Care MedicinePublic Health & General Preventive MedicineAllergy & Immunology
3.7 
51 Years of Experience 51 Years of Experience 70 Years of Experience 74 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Tualatin , ORLake Oswego , ORVancouver , WAGladstone , OR
Med School: Oregon Health & Science University School Of Medicine Med School: University Of California Davis School Of Medicine Med School: University of Louisville Med School: Loma Linda University
Current Profile
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Insurance Plans Accepted by Dr. Steven Jon Mason

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Steven Jon Mason has the following 2 specialties

Specialty Expertise

Dr. Steven Jon Mason has the following 15 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis
  • Viral Human Hepatitis
  • Walking

Certifications, License, & Education

51 Years Experience

Education & Training

Residency

Completed their residency at Legacy Health System.

Medical School

Graduated from Oregon Health & Science University School Of Medicine in 1975.

NPI Number

Dr. Mason's NPI number is 1174519524.

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Frequently Asked Questions

Where is Dr. Steven Mason's office located?
Dr. Steven Mason's office is located at 19250 SW 90th Ave, Tualatin, OR, 97062.
Is Dr. Steven Mason accepting new patients?
Dr. Steven Mason has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Steven Mason accept my insurance?
You can see the insurance plans that Dr. Steven Mason accepts on their Vitals profile.
Which hospitals is Dr. Steven Mason affiliated with?
Dr. Steven Mason is affiliated with Providence Willamette Falls Medical Center.
Does Dr. Steven Mason accept virtual/telehealth appointments?
Dr. Steven Mason has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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