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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).

Patient Reviews

5.0
  •  
(5)
Patient comments (3)

The overall average patient rating of Dr. John Farrell is Excellent. Dr. Farrell has been reviewed by 5 patients who have provided 3 comments. The rating is 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
  •  
Follows Up After Visit 5.0
  •  

Specialties & Research

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

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Farrell graduated from Saint Louis University.


Affiliations

Dr. Farrell has 9 hospital affiliations:

  • Missouri Baptist Medical Center 
  • Depaul Health Center 

> > > > Dr. John Farrell, MD

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Additional Information
Dr. John S Farrell MD is a male Internist, has 38 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. John S. Farrell practice?
Dr. John Farrell has 2 office locations.
Dr. John Farrell practices Internal Medicine and Gastroenterology near Saint Louis, MO.
See Saint Louis Internists and Saint Louis Gastroenterologists.