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

Timothy Choi, DO

Individual provider Emergency Medicine Physician · NPI 1225693948

Timothy Choi, DO is an Emergency Medicine in Round Rock, Texas. Graduated from Michigan State University College of Osteopathic Medicine in 2019, 7 years ago. Practices with Longhorn Emergency Medical Associates PA, a 148-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan and Texas.

Years since qualifying
7
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI, TX
In the registry since
2019
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

300 University Blvd
Round Rock, TX 78665-1032
Phone: (512) 509-0100
Show map & directions

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

Additional practice locations (1)

  • 12221 N Mopac Expy, Austin, TX 78758-2401 — (512) 901-1000

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence T9662 (TX)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 5101025825 (MI)

Record details

NPI number1225693948
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 8, 2019
Last updated in NPPESJanuary 20, 2026
Certification dateJanuary 20, 2026
Mailing addressPo Box 844658, Dallas, TX 75284-4658

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2019 (7 years in practice)
Group practice Longhorn Emergency Medical Associates Pa — 148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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