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MARSHALL GASTROENTEROLOGY, P.A.
NPI 1629263652
Internal Medicine - Gastroenterology in Marshall, TX

Active since September 12, 2007
815 S WASHINGTON AVE, SUITE 201, MARSHALL, TX 75670(903) 927-6680(903) 927-6681 Get Directions Write a Review

NPPES record last updated: January 17, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Marshall Gastroenterology, P.a. NPPES

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

MARSHALL GASTROENTEROLOGY, P.A. (NPI 1629263652) is a healthcare organization registered as a gastroenterology in Marshall, Texas and active in the NPI registry since September 2007. The organization lists William G. Simpson, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1629263652
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameMARSHALL GASTROENTEROLOGY, P.A.
Location Address815 S WASHINGTON AVE, SUITE 201Marshall, TX 75670-5369
Mailing Address815 S Washington Ave, Suite 201Marshall, TX 75670-5369 · (903) 927-6680 · Fax (903) 927-6681
Phone(903) 927-6680
Fax(903) 927-6681
Organization SubpartNo
Authorized OfficialWilliam G. SimpsonPhysician/owner · (903) 927-6680
Enumeration DateSeptember 12, 2007
Last NPPES UpdateJanuary 17, 2008
✔ NPI 1629263652 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 TX · J5017
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.
815 S WASHINGTON AVE, Marshall, TX 75670
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Other Identifiers 2

Medicare PIN00600RTX
Medicare UPINEO1376

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 12

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

MARSHALL INTERNAL MEDICINE ASSOCIATES
Clinic/Center (Medical Specialty)
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800
MR. TERRANCE D. VENDEN P.A., C.
Physician Assistant
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800
DR. JAMES A. FACELLO D.O.
Internal Medicine
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800
DR. ARTHUR L STRAHAN JR. MD
Orthopaedic Surgery
815 S WASHINGTON AVE, SUITE 202
MARSHALL, TX 75670
Harrison County (903) 934-5400
MARSHALL INTERNAL MEDICINE ASSOCIATES
Internal Medicine
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800
DR. Y NGUYEN PHAM M.D.
Internal Medicine
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800
CHARLES KILPATRICK MD
Surgery
815 S WASHINGTON AVE, SUITE 303
MARSHALL, TX 75670
Harrison County (903) 927-6950
DR. VALARIE L. ALLMAN M.D.
Internal Medicine
815 S WASHINGTON AVE, SUITE 100
MARSHALL, TX 75670
Harrison County (903) 927-6800

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 Marshall Gastroenterology, P.A.'s NPI number?

The NPI number for Marshall Gastroenterology, P.A. is 1629263652. It was assigned to this organization in the NPPES registry on September 12, 2007.

Where is Marshall Gastroenterology, P.A. located?

Marshall Gastroenterology, P.A. is located at 815 S Washington Ave Suite 201, Marshall, TX 75670. The listed phone number is (903) 927-6680.

What is Marshall Gastroenterology, P.A.'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 Marshall Gastroenterology, P.A. was last updated on January 17, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.