NPI age
5 years
Enumerated 2021-02-28
● Active
Type 1 · Individual
DR. Brooke Aileen Lajeunesse, MD
Lajeunesse is 1 of 446 emergency medicine providers in San Antonio and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-05-19
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
5 years
↓ 10 yr below median (15 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2021 → 2026
2021-02Enumerated in NPPES
2021
2026
Where they practice
Practice location
4502 Medical Dr
San Antonio, TX 782294402
Mailing address
3551 Roger Brooke Dr
Fort Sam Houston, TX 782344504
Additional practice locations
1 secondary location on file with NPPES.
Location 2
3551 Roger Brooke Dr
Fort Sam Houston, TX 782344504
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....
Practice context
Part of a multi-provider practice. 1646 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new emergency medicine providers have been added in San Antonio in the last 180 days.
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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.