NPI age
20 years
Enumerated 2006-05-05
● Active
Type 1 · Individual
Justin Barrett Williams, M.D.
Williams is 1 of 86 emergency medicine providers in Fort Sam Houston and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Licensed in
OH
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-11-08
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
20 years
↑ 5 yr above median (15 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-05Enumerated in NPPES
2006
2026
Where they practice
Practice location
3851 Roger Brooke Dr
Fort Sam Houston, TX 782344501
Mailing address
3511 Hilldale Pt
San Antonio, TX 782612353
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....
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (OH) | 2570472 |
Practice context
Part of a multi-provider practice. 345 other active providers share this practice address in NPPES.
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Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.