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GASTROINTESTINAL ASSOCIATES, P.A.
NPI 1902098288
Internal Medicine - Gastroenterology in Madison, MS

Active since August 10, 2007
106 HIGHLAND WAY STE 101, MADISON, MS 39110(601) 355-1234(601) 326-3566 Get Directions Write a Review

NPPES record last updated: December 6, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Gastrointestinal Associates, P.a. NPPES

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

GASTROINTESTINAL ASSOCIATES, P.A. (NPI 1902098288) is a healthcare organization registered as a gastroenterology in Madison, Mississippi and active in the NPI registry since August 2007. The organization lists Pierce D Dotherow, Authorized Official, as its authorized official.

NPPES Registry Identity

NPI1902098288
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameGASTROINTESTINAL ASSOCIATES, P.A.
Location Address106 HIGHLAND WAY STE 101Madison, MS 39110-6930
Mailing Address2510 Lakeland DrFlowood, MS 39232-9513 · (601) 355-1234 · Fax (601) 326-3566
Phone(601) 355-1234
Fax(601) 326-3566
Organization SubpartYes
Authorized OfficialPierce D DotherowAuthorized Official · (601) 355-1234
Enumeration DateAugust 10, 2007
Last NPPES UpdateDecember 6, 2016
✔ NPI 1902098288 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
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.
Also ListedPediatrics · Pediatric GastroenterologyTaxonomy 2080P0206X
106 HIGHLAND WAY STE 101, Madison, MS 39110
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Other Identifiers 3

Medicaid09807805MS
Medicare PINC00430MS
Medicare PINCN0406MS

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 MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gastrointestinal Associates, P.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

109

Medicare enrollment records show 109 clinicians reassign Medicare billing to Gastrointestinal Associates, P.A., which bills Medicare for the services they deliver. Of these, 63 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 8

Gastroenterology37
Nurse Practitioner33
Certified Registered Nurse Anesthetist (CRNA)32
Pathology3
Emergency Medicine1
Internal Medicine1
Pediatric Medicine1
Registered Dietitian or Nutrition Professional1

Nearest to this location (20)

See all 109
Kathleen Tate, RN
Nurse Practitioner
NPI 1922614171
2412 MEADOW OAK
Flowood, MS 39232
(601) 986-1051
✔ PECOS✔ Accepts Medicare9.1 mi
Alysia Byers, NP-C
Nurse Practitioner
NPI 1770824476
971 LAKELAND DR STE 250
Jackson, MS 39216
(601) 200-5550
✔ PECOS✔ Accepts Medicare9.3 mi
Aimee Cockerham, FNP-C
Nurse Practitioner
NPI 1669086096
971 LAKELAND DR STE 1159
Jackson, MS 39216
(769) 251-5674
✔ PECOS✔ Accepts Medicare9.3 mi
Mark Wilson, MD
Gastroenterology
NPI 1184612368
971 LAKELAND DR STE 250
Jackson, MS 39216
(601) 200-5550
✔ PECOS✔ Accepts Medicare9.3 mi
Richard Benson, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1962662825
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Stewart Boyd, M.D.
Gastroenterology
NPI 1194954578
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Donald Brannan, M.D.
Gastroenterology
NPI 1568533198
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS9.5 mi
Keith Brown, M.D.
Pathology
NPI 1376710756
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Kristin Carroll, CFNP
Nurse Practitioner
NPI 1639482672
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS9.5 mi
Kristi Clayton, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1255423844
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Amanda Covault, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1154385490
2510 LAKELAND DRIVE
Brandon, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Shirley Donelson, M.D.
Gastroenterology
NPI 1669543120
2510 LAKELAND DR
Flowood, MS 39232
(606) 355-1234
✔ PECOS9.5 mi
Pierce Dotherow, MD
Gastroenterology
NPI 1346238615
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Parker Ellison, MD
Gastroenterology
NPI 1760911598
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Maranda Eversoll, NP-C
Nurse Practitioner
NPI 1376072413
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Pamela Fowler, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1568633022
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Samuel Hensley, MD
Pathology
NPI 1801884234
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Jason Jones, M.D.
Pathology
NPI 1407115397
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Michael King, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1992861298
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
Mary Young Lowry, M.D.
Pediatric Medicine
NPI 1285952465
2510 LAKELAND DR
Flowood, MS 39232
(601) 355-1234
✔ PECOS✔ Accepts Medicare9.5 mi
See all 109 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Gastrointestinal Associates, P.A.'s NPI number?

The NPI number for Gastrointestinal Associates, P.A. is 1902098288. It was assigned to this organization in the NPPES registry on August 10, 2007.

Where is Gastrointestinal Associates, P.A. located?

Gastrointestinal Associates, P.A. is located at 106 Highland Way Ste 101, Madison, MS 39110. The listed phone number is (601) 355-1234.

What is Gastrointestinal Associates, P.A.'s specialty?

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

Is Gastrointestinal Associates, P.A. enrolled in Medicare?

Yes. Gastrointestinal Associates, P.A. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gastrointestinal Associates, P.A.?

According to the CMS Revalidation Reassignment List (October 2026 release), 109 clinicians in 8 Medicare specialties reassign their Medicare billing to Gastrointestinal Associates, P.A.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Gastroenterology (37), Nurse Practitioner (33) and Certified Registered Nurse Anesthetist (CRNA) (32). Of these, 63 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gastrointestinal Associates, P.A. accept?

Health plans from Cigna Healthcare and Molina Healthcare list Gastrointestinal Associates, P.A. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gastrointestinal Associates, P.A. was last updated on December 6, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.