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JOHN S. FARRELL, M.D., P.C.
NPI 1770739419
Internal Medicine - Gastroenterology in Saint Louis, MO

Active since August 13, 2008
621 S NEW BALLAS RD, SUITE 584A, SAINT LOUIS, MO 63141(314) 251-6966(314) 251-6632 Get Directions Write a Review

NPPES record last updated: May 27, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John S. Farrell, M.d., P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN S. FARRELL, M.D., P.C. (NPI 1770739419) is a healthcare organization registered as a gastroenterology in Saint Louis, Missouri and active in the NPI registry since August 2008. The organization lists John S Farrell, President, as its authorized official.

NPPES Registry Identity

NPI1770739419
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameJOHN S. FARRELL, M.D., P.C.
Location Address621 S NEW BALLAS RD, SUITE 584ASaint Louis, MO 63141-8232
Mailing Address621 S New Ballas Rd, Suite 584aSaint Louis, MO 63141-8232 · (314) 251-6966 · Fax (314) 251-6632
Phone(314) 251-6966
Fax(314) 251-6632
Organization SubpartNo
Authorized OfficialJohn S FarrellPresident · (314) 251-6966
Enumeration DateAugust 13, 2008
Last NPPES UpdateMay 27, 2009
✔ NPI 1770739419 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in MO · R5636
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
621 S NEW BALLAS RD, Saint Louis, MO 63141
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Other Identifiers 5

Other7014353MO · Essence
Medicaid200162204MO
Medicare PIN000004017MO
Other21591MO · Blue Cross Blue Shield
Other2900001MO · Uhc

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEPHANIE LYNN SHOREY WHNP-BC
Nurse Practitioner (Women's Health)
621 S NEW BALLAS RD, SUITE 2007B
SAINT LOUIS, MO 63141
St. Louis County (314) 991-5000
DR. KATHRYN BOTNEY M.D.
Obstetrics & Gynecology
621 S NEW BALLAS RD, SUITE 4005
SAINT LOUIS, MO 63141
St. Louis County (314) 567-5016
HUILIN LI M.D.
Internal Medicine
621 S NEW BALLAS RD, SUITE 3016B
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6339
LUIS A GIUFFRA LLC
Psychiatry & Neurology (Psychiatry)
621 S NEW BALLAS RD, SUITE 398A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-7720
JOSEPH G HERRMANN MD LLC
Specialist
621 S NEW BALLAS RD, SUITE 419A
SAINT LOUIS, MO 63141
St. Louis County (314) 432-0056
KAREN KILO RN, CDE, RD
Nutritionist (Nutrition, Education)
621 S NEW BALLAS RD, SUITE 460A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-4330
KATINA M CANDEE PA-C
Physician Assistant
621 S NEW BALLAS RD, SUITE 483A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-2095
DR. PETER KONG-WOO YOON M.D.
Specialist
621 S NEW BALLAS RD, STE 297A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6364

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John S. Farrell, M.D., P.C.'s NPI number?

The NPI number for John S. Farrell, M.D., P.C. is 1770739419. It was assigned to this organization in the NPPES registry on August 13, 2008.

Where is John S. Farrell, M.D., P.C. located?

John S. Farrell, M.D., P.C. is located at 621 S New Ballas Rd Suite 584A, Saint Louis, MO 63141. The listed phone number is (314) 251-6966.

What is John S. Farrell, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for John S. Farrell, M.D., P.C. was last updated on May 27, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.