Independent US Healthcare Provider Directory & Public Medical Database Patient Guides
Medical Specialty Listing

Internal Medicine - Gastroenterology Specialists in Sherman, TX

Browse 6 Internal Medicine - Gastroenterology providers listed in NPPES with a practice address in Sherman, Texas.

6 Healthcare Providers

How Sherman compares with the U.S.

6 active clinicians in Internal Medicine - Gastroenterology list a practice address in Sherman, TX in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

Too few clinicians in Internal Medicine - Gastroenterology in Sherman are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“6 of 6 providers
With recent CMS data first, then Aโ€“Z

Dr. Jermaine Garnette Clarke , DO

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
204 Medical Dr Ste 240, Sherman, TX 750926372
Phone: 9033644525
NPI Identifier 1841498094
View Full Profile

Dr. John Thomas Fletcher , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment
1615 N Us Highway 75 Ste A, Sherman, TX 750902815
Phone: 9038929179
NPI Identifier 1114006947
View Full Profile

Dr. Johnasan M Gregory , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment
300 N Highland Ave Ste 340, Sherman, TX 750927392
Phone: 9039570233
NPI Identifier 1699774869
View Full Profile

Dr. Joseph K Kim , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
204 Medical Dr Ste 240, Sherman, TX 75092
Phone: 9033644525
NPI Identifier 1174765622
View Full Profile

Dr. Glenn Thomas Young , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment
425 N Highland Ave, # 130, Sherman, TX 750927377
Phone: 9038929179
NPI Identifier 1518046341
View Full Profile

Dr. Martin Gregory Farrell , MD

Internal Medicine - Gastroenterology

Active NPI Status
425 N Highland Ave, # 130, Sherman, TX 750927377
Phone: 9038929179
NPI Identifier 1295814036
View Full Profile

Frequently Asked Questions about Internal Medicine - Gastroenterology in Sherman

How do I check a Internal Medicine - Gastroenterology practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Texas licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.