Summary

Dr. Gary Koenig is a gastroenterologist and internal medicine physician with over four decades of medical experience. He earned his medical degree from Saint Louis University School of Medicine and completed his residency at St. Louis University Hospital. Dr. Koenig brings 41 years of expertise to his practice and provides care in English.

Dr. Koenig practices at Esse Health in Hazelwood, Missouri, and maintains hospital privileges at Christian Hospital. He specializes in treating conditions such as colon polyps, diverticular disease, and diverticulosis. His procedural expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopy procedures. Patients rate Dr. Koenig 4.4 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 41 years of experience
  • speaks English
  • St Louis University Hospital
  • 7 written reviews
  • 2 specialties
  • 24 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Esse Health

100 Village Square Shop CtrHazelwood, MO 63042
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Gary David Koenig, MDShauna Sanderson, APRNAshley Anderson, APRNRebecca Humphries, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
41 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Hazelwood , MOTallahassee , FLSacramento , CASacramento , CA
Med School: Saint Louis University School Of Medicine Med School: Creighton University College of Nursing Med School: East Tennessee State University - Quillen College of Medicine Med School: Emory University
Current Profile
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Insurance Plans Accepted by Dr. Gary David Koenig

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Gary David Koenig has the following 2 specialties

Specialty Expertise

Dr. Gary David Koenig has the following 24 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Alcoholic Hepatitis
  • Autoimmune Hepatitis
  • Capsule Endoscopy
  • Celiac Disease
  • Chronic Hepatitis
  • Colitis
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Digestive System Endoscopy (EGD)
  • Endoscopic Hemostasis
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Esophageal Diseases
  • Fatty Liver
  • Fatty Liver (Alcoholic)
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Percutaneous Endoscopic Gastrostomy (PEG)

Certifications, License, & Education

41 Years Experience

Education & Training

Residency

Completed their residency at St Louis University Hospital.

Medical School

Graduated from Saint Louis University School Of Medicine in 1986 and St Louis University School Of Medicine in 1985.

NPI Number

Dr. Koenig's NPI number is 1861485724.

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Frequently Asked Questions

Is Dr. Gary Koenig accepting new patients?
Dr. Gary Koenig is accepting new patients on Vitals. View Dr. Gary Koenig's profile on Vitals to make an appointment.
Does Dr. Gary Koenig accept virtual/telehealth appointments?
Dr. Gary Koenig has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Gary Koenig accept my insurance?
You can see the insurance plans that Dr. Gary Koenig accepts on their Vitals profile.
Which hospitals is Dr. Gary Koenig affiliated with?
Dr. Gary Koenig is affiliated with Christian Hospital.
How can I make an appointment with Dr. Gary Koenig?
You can find contact information for Dr. Gary Koenig here on Vitals.

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