advertisement
Browse Health
Internist, Gastroenterologist (digestive)
34 years of experience
Video profile
Accepting new patients
License & Identifications

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. John Marshall:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

3.5
  •  
(5)
Patient comments (0)

The overall average patient rating of Dr. John Marshall is Good. Dr. Marshall has been reviewed by 5 patients who have provided 0 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
  •  
Promptness 5.0
  •  
Courteous Staff 5.0
  •  
Accurate Diagnosis 5.0
  •  
Bedside Manner 5.0
  •  
Spends Time with Me 5.0
  •  

Specialties & Research

Dr. John Marshall, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 6 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colonoscopy
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Marshall graduated from University of Missouri at Columbia.


Affiliations

Dr. Marshall has 7 hospital affiliations:

  • University of Missouri Hospital & Clinic 
  • Columbia Regional Hospital 

> > > > Dr. John Marshall, MD

Similar doctors nearby

Dr. Stephanie Carstens

Internal Medicine
Columbia, MO

Dr. Julia Halsey

Internal Medicine
Columbia, MO

Dr. Mainor Antillon

Internal Medicine
Columbia, MO

Dr. Carla Dyer

Internal Medicine
13 years experience
Columbia, MO

Dr. Emily Coberly

Internal Medicine
8 years experience
Columbia, MO

Dr. Jyotsna Reddy

Internal Medicine
Columbia, MO
Search All Similar Doctors
Additional Information
Dr. John B Marshall MD is a male Internist, has 34 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. John B. Marshall practice?
Dr. John Marshall has 1 office location.
Dr. John Marshall practices Internal Medicine and Gastroenterology near Columbia, MO.
See Columbia Internists and Columbia Gastroenterologists.