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

Gregory S. Gremmel, MD

Individual provider Emergency Medical Services (Emergency Medicine) Physician · NPI 1902851090

Gregory S. Gremmel, MD is an Emergency Medicine in Austin, Texas. Qualified in 1997, 29 years ago. Practices with Lone Star Emergency Associates LLC, a 13-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
29
Licensed in
TX
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

919 E 32nd St
Austin, TX 78705-2703
Phone: (512) 476-7111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medical Services (Emergency Medicine) Physician (primary) Taxonomy 207PE0004X · Licence L2287 (TX)
Emergency Medicine Physician Taxonomy 207P00000X · Licence L2287 (TX)

Record details

NPI number1902851090
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 24, 2006
Last updated in NPPESMay 13, 2010
Mailing address2004 Raleigh Ave, Austin, TX 78703-2126

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Lone Star Emergency Associates Llc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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