NPI age
12 years
Enumerated 2014-05-28
● Active
Type 1 · Individual
Thomas Raymond McCarty III, M.D., M.P.H.
McCarty is 1 of 338 internal medicine providers in Houston and 1 of 1807 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, CT
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-12-18
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1807 active internal medicine providers in Texas.
NPI age
12 years
↓ 7 yr below median (19 yr)
State licenses
2 states
Top 83% — 17% of peers are multi-state
Subspecialties
2
In the 35% of peers with subspecialties
NPI lifetime · 2014 → 2026
2014-05Enumerated in NPPES
2014
2026
Where they practice
Practice location
6550 Fannin St Ste 1201
Houston, TX 770302740
Mailing address
6550 Fannin St Ste 1201
Houston, TX 770302740
Specialties
-
Internal Medicine PrimaryAn 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...
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 1376955047 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 17 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1807 Internal Medicine providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.