Skip to main content
Gary Koenig, MD, Gastroenterology, Hazelwood, MO, SSM Health DePaul Hospital - St. Louis

GaryDavidKoenigMD

Gastroenterology Hazelwood, MO

Advanced Endoscopic Interventional

Physician

Dr. Koenig 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. Koenig's full profile

Already have an account?

Education & Training

  • St Louis University School of Medicine
    St Louis University School of MedicineFellowship, Gastroenterology, 1988 - 1990
  • SSM St Mary's Hospital-St Louis
    SSM St Mary's Hospital-St LouisResidency, Internal Medicine, 1986 - 1988
  • St Louis University School of Medicine
    St Louis University School of MedicineInternship, Internal Medicine, 1985 - 1986
  • Saint Louis University School of Medicine
    Saint Louis University School of MedicineClass of 1985

Certifications & Licensure

  • MO State Medical License
    MO State Medical License 1986 - 2025
  • American Board of Internal Medicine Internal Medicine

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification Practice Fusion EHR, Practice Fusion, Inc., 2012-2013

Hospital Affiliations