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MR. ANTWAIN ALEXANDER PA-C
NPI 1508421280
Physician Assistant in Fort Sam Houston, TX

Active since May 07, 2019
3551 ROGER BROOKE DR, FORT SAM HOUSTON, TX 78234(210) 916-7500 Get Directions Write a Review

NPPES record last updated: March 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 8, 2026, May 7, 2019 (2 updates tracked since 2019).

About Mr. Antwain Alexander Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. ANTWAIN ALEXANDER PA-C (NPI 1508421280) is an individual physician assistant in Fort Sam Houston, Texas, licensed in California (PA59527) and active in the NPI registry since May 2019.

NPPES Registry Identity

NPI1508421280
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. ANTWAIN ALEXANDERCredential: PA-C
Location Address3551 ROGER BROOKE DRFort Sam Houston, TX 78234-4504
Mailing Address3551 Roger Brooke DrFort Sam Houston, TX 78234-4504 · (210) 916-7500
Phone(210) 916-7500
Sole ProprietorNo
Enumeration DateMay 7, 2019
Last NPPES UpdateMarch 8, 20262 updates tracked since enumeration
NPPES CertifiedMarch 8, 2026
✔ NPI 1508421280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA59527
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3551 ROGER BROOKE DR, Fort Sam Houston, TX 78234
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JANET JONES SIMS CRNA
Nurse Anesthetist, Certified Registered
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (253) 223-6272
JAMES KENNEDY HARDIN PA-C
Physician Assistant
3551 ROGER BROOKE DR
JBSA FT SAM HOUSTON, TX 78234
Bexar County (210) 295-4996
DR. DANIEL VICTOR-CALVIN HAMMOND M.D.
Pediatrics (Pediatric Endocrinology)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-3020
JESSICA FULLER LCSW
Social Worker (Clinical)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 808-1859
DR. JASON ROBERT HALL M.D.
Neurological Surgery
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582
MRS. KATHRYN ELAINE HELLAND LCSW
Social Worker (Clinical)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582
DR. HALWARD BLEGEN IV DO
Ophthalmology
3551 ROGER BROOKE DR
JBSA FORT SAM HOUSTON, TX 78234
Bexar County (210) 220-7419
KOLE HOLLAND SPAULDING M.D.
Emergency Medicine (Emergency Medical Services)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 539-9582

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Antwain Alexander's NPI number?

The NPI number for Antwain Alexander is 1508421280. It was assigned to this individual provider in the NPPES registry on May 7, 2019.

Where is Antwain Alexander located?

Antwain Alexander practices at 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234. The listed phone number is (210) 916-7500.

What is Antwain Alexander's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Antwain Alexander was last updated on March 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.