About Ronald E. Mason, MD
Dr. Mason's professional interests include investigation and treatment of biliary disorders and palliation of gastrointestinal malignancies.
Conditions & Procedures
- Abdominal Pain
- Acid Reflux & GERD
- Anemia
- Barrett's Esophagus
- Colitis
- Colon Diseases & Polyps
- Colorectal (Colon) Cancer
- Constipation
- Crohn’s & Ulcerative Colitis
- Diarrhea
- Diverticulitis
- Dyspepsia
- Dysphagia
- Gastritis
- Hemorrhoids
- Hepatitis
- Indigestion
- Inflammatory Bowel Disease
- Irritable Bowel Syndrome
- Peptic Ulcer Disease
Office Locations
Primary Location

Kirkland
11800 NE 128th St.
Suite 100 & 530
Kirkland, WA 98034
Phone: 425-899-4500
Fax: 425-899-4510
Procedure Locations
Having a procedure? It may not always be in the same location where you consulted with your doctor. Check with your doctor to make sure you’re headed to the right place.
Education
Medical
University of Alabama School of Medicine Birmingham
Internship
University of Alabama Hospital-Birmingham
Residency
University of Alabama Hospital-Birmingham
Fellowship
University of Cincinnati Medical Center, Internal Medicine, Gastroenterology
Professional Highlights
Certifications
Board Certified, Gastroenterology