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Dr. John S. Farrell, MD


  • (314) 251-6966

Dr. Farrell's Overview

Dr. John S. Farrell graduated from the Saint Louis University School of Medicine in 1973. He works in Saint Louis, MO and specializes in Gastroenterology and Hepatology. Dr. Farrell is affiliated with Mercy Hospital Saint Louis.

Dr. Farrell's Experience

Years in Practice: 42

Dr. Farrell's Specialties

Gastroenterology, Hepatology

Dr. Farrell's Education & Training

Medical School: Saint Louis University School of Medicine; Graduated 1973

Dr. Farrell's Rating

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Dr. Farrell's Accepted Insurance

  • Aetna HMO
  • Aetna Signature Administrators PPO
  • Anthem Blue Preferred Select
  • Anthem Direct Access w/HSA MO
  • BCBS Blue Card PPO
  • CIGNA Open Access Plus
  • Coventry Health & Life IL - PPO
  • View More

Dr. Farrell's Office Information & Appointments

Office Locations

Mercy Clinic
Mercy Clinic Gastroenterology

621 S New Ballas Rd Ste 584A
Saint Louis, MO 63141
(314) 251-6966


Office Hours and Information

Fax: (314) 251-6632

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: No

Monday 8:30 AM - 4:00 PM
Tuesday 8:30 AM - 4:00 PM
Wednesday 8:30 AM - 4:00 PM
Thursday 8:30 AM - 4:00 PM
Friday 8:30 AM - 4:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday 8:00 AM - 5:00 PM

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Dr. Farrell's Hospital Affiliations

Office Locations

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