NPI age
7 years
Enumerated 2019-05-08
● Active
Type 1 · Individual
Timothy Choi, DO
Choi is 1 of 61 emergency medicine providers in Round Rock and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 1 subspecialty
Licensed in
TX, MI
2 states
Status
Active
No deactivations on record
Last NPPES update
2026-01-20
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
7 years
↓ 8 yr below median (15 yr)
State licenses
2 states
Top 82% — 17% of peers are multi-state
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2019 → 2026
2019-05Enumerated in NPPES
2019
2026
Where they practice
Practice location
300 University Blvd
Round Rock, TX 786651032
Mailing address
Po Box 844658
Dallas, TX 752844658
Additional practice locations
1 secondary location on file with NPPES.
Location 2
12221 N Mopac Expy
Austin, TX 787582401
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
Practice context
Part of a multi-provider practice. 194 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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- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.