HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

JOHN ANTHONY MARTIN, MD

GASTROENTEROLOGY

Medical school: UNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE

Graduated: 1989

Also: INTERNAL MEDICINE

Offers telehealth

NPI: 1609808534

Practice Locations (4)

UC REGENTS

101 THE CITY DR S

ORANGE, CA 928683201

7144567002

MAYO CLINIC

1216 2ND ST SW

ROCHESTER, MN 559021906

5072555123

MAYO CLINIC

200 1ST ST SW

ROCHESTER, MN 559050001

5072842511

MAYO CLINIC

201 W CTR ST

ROCHESTER, MN 559023003

5072555123

Source: CMS National Downloadable File, September 2026.

JOHN MARTIN, MD | HealthCareAtlasUSA