NPI age
19 years
Enumerated 2006-06-29
● Active
Type 1 · Individual
DR. Theresa Thien-Hoang Pham, M.D.
Pham is 1 of 726 internal medicine providers in Austin and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-08-05
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
6521 Ladera Norte
Austin, TX 78755
Mailing address
P.o. Box 27337
Austin, TX 78755
Specialties
-
Internal Medicine PrimaryA 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,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 191785801 | GRP TPI # |
| 05 (TX) | 045086803 |
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 18 new internal medicine providers have been added in Austin in the last 180 days.
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- 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.