NPI age
20 years
Enumerated 2006-05-12
● Active
Type 1 · Individual
Toan Leung, MD
Leung is 1 of 16 emergency medicine providers in San Marcos and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-03-26
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
20 years
↑ 5 yr above median (15 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-05Enumerated in NPPES
2006
2026
Where they practice
Practice location
1301 Wonder World Dr
San Marcos, TX 786667533
Mailing address
6004 Upvalley Run
Austin, TX 787313672
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 171050102 | |
| 01 (TX) | 8G5594 | BCBS |
| 01 (TX) | 171050103 | CSHCN |
| 01 (TX) | 8P6550 | BCBS |
| 01 (TX) | 171050102 | CSHCN |
| 05 (TX) | 171050103 | |
| 05 (TX) | 171050104 | |
| 01 (TX) | 171050106 | CSHCN |
| 01 (TX) | 8F6874 | BCBS |
Practice context
Part of a multi-provider practice. 62 other active providers share this practice address in NPPES.
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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.
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