NPI age
13 years
Enumerated 2013-05-14
● Active
Type 1 · Individual
DR. Gerardo Emmanuel Alcazar, M.D.
Alcazar is 1 of 726 internal medicine providers in Austin and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Plus 3 subspecialties
Licensed in
TX, CA, NY, DC
4 states
Status
Active
No deactivations on record
Last NPPES update
2025-12-12
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
13 years
↓ 4 yr below median (17 yr)
State licenses
4 states
Top 88% — 12% of peers are multi-state
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-05Enumerated in NPPES
2013
2026
Where they practice
Practice location
5209 Burnet Rd Unit 200
Austin, TX 787562443
Mailing address
5209 Burnet Rd Unit 200
Austin, TX 787562443
Additional practice locations
3 secondary locations on file with NPPES.
Location 2
1275 N Harper Ave Apt 4
West Hollywood, CA 900468439
Location 3
2638 Jackson Ave Apt 30d
Long Island City, NY 111011679
Location 4
1120 E St Se
Washington, DC 200032232
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,...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
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.