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 Katon:
View the full profile to get information on:
- What's important to you
View full profile
Write a Review
Specialties & Research
Dr. Ronald Katon, MD is board certified in Internal Medicine and Gastroenterology.
- He has special expertise in 21 areas:
- Bile Duct inflammation (Cholangitis)
- Biliary Tract Diseases
- Colon Cancer
- Colonic Diseases
- Crohn's Disease
- Digestive System Endoscopy (EGD)
- Endoscopy (Endoscopic Surgery)
- Esophagus Cancer (Esophogeal Neoplasm)
- Gastrointestinal Endoscopy
- Intestinal Polyps
- Pancreatic Cancer
- Pancreatic Diseases
- Rectal Cancer
- Stomach Cancer
- > Show all expertise
Education & Awards
Dr. Katon graduated from University of Chicago. He has 3 awards.
Dr. Katon has 3 hospital affiliations:
- Oregon Health & Science University Hospitals And Clinics
- Oregon Health Science University
- OHSU Hospital
Similar doctors nearby
- Additional Information
- Dr. Ronald Melvin Katon MD is a male Internist, has 44 years of experience and practices in Internal Medicine and Gastroenterology.
- Where does Dr. Ronald M. Katon practice?
- Dr. Ronald Katon has 2 office locations.
Dr. Ronald Katon practices Internal Medicine and Gastroenterology near Portland, OR.
See Portland Internists and Portland Gastroenterologists.