Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Gregory E Brown, MD

Individual provider Internal Medicine Physician · NPI 1922147933

Gregory E Brown, MD is an Internal Medicine in San Antonio, Texas. Graduated from University of Texas Medical School at San Antonio in 2006, 20 years ago. Practices with Apexmed Primary Care Shavano, a 2-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
20
Trained at
University of Texas Medical School at San Antonio
Licensed in
TX
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4360 Greco Dr
San Antonio, TX 78222-2725
Phone: (210) 648-8200
Fax: (855) 392-7988
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence Q6397 (TX)

Record details

NPI number1922147933
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 6, 2007
Last updated in NPPESFebruary 17, 2025
Certification dateFebruary 17, 2025
Mailing address4085 De Zavala Rd Ste 200, Shavano Park, TX 78249-2084

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 2006 (20 years in practice)
Group practice Apexmed Primary Care Shavano — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in San Antonio