Skip to main content
Mark Johnson, MD, Gastroenterology, Chula Vista, CA, Sharp Coronado Hospital

MarkYarwoodJohnsonMD

Gastroenterology Chula Vista, CA

Advanced Endoscopic Interventional

Physician

Dr. Johnson is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Johnson's full profile

Already have an account?

Education & Training

  • University of California (Irvine)
    University of California (Irvine)Fellowship, Gastroenterology, 1979 - 1981
  • University of Southern California/LAC+USC Medical Center
    University of Southern California/LAC+USC Medical CenterResidency, Internal Medicine, 1973 - 1977
  • George Washington University School of Medicine and Health Sciences
    George Washington University School of Medicine and Health SciencesClass of 1973

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1974 - 2025
  • FL State Medical License
    FL State Medical License 1979 - 1985
  • WA State Medical License
    WA State Medical License 1975 - 1985
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Gastroenterology

Hospital Affiliations