NPI age
8 years
Enumerated 2017-06-04
● Active
Type 1 · Individual
DR. Alexandra Kay Brennan, MD
Brennan is 1 of 5 radiology providers in Fort Sam Houston and 1 of 568 in Texas.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
VA, TX
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-07-27
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 568 active radiology providers in Texas.
NPI age
8 years
↓ 10 yr below median (18 yr)
State licenses
2 states
Top 81% — 18% of peers are multi-state
Subspecialties
1
In the 31% of peers with subspecialties
NPI lifetime · 2017 → 2026
2017-06Enumerated in NPPES
2017
2026
Where they practice
Practice location
3551 Roger Brooke Dr
Fort Sam Houston, TX 782344504
Mailing address
8901 Rockville Pike
Bethesda, MD 208890001
Specialties
-
Radiology PrimaryA radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
-
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.
Practice context
Part of a multi-provider practice. 1394 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 →
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