NPI age
7 years
Enumerated 2019-03-20
● Active
Type 1 · Individual
DR. Dallin S Walker, DO
Walker is 1 of 1062 family medicine providers in San Antonio and 1 of 15966 in Texas.
Primary specialty
Family Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-09-30
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 15966 active family medicine providers in Texas.
NPI age
7 years
↓ 10 yr below median (17 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2019 → 2026
2019-03Enumerated in NPPES
2019
2026
Where they practice
Practice location
8401 Datapoint Dr Ste 401-A
San Antonio, TX 782295900
Mailing address
Po Box 846098
Dallas, TX 752846098
Additional practice locations
3 secondary locations on file with NPPES.
Location 2
11212 State Highway 151 Ste 250
San Antonio, TX 782514507
Location 3
2829 Babcock Rd Ste 500
San Antonio, TX 782296013
Location 4
11130 Christus Hills, Medical Plaza 3, Suite 311
San Antonio, TX 78251
Specialties
-
Family Medicine PrimaryFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new family medicine providers have been added in San Antonio in the last 180 days.
See all →
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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.