Dallin Walker, DO
NPI 1588124366 · Family Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dallin Walker, DO is a Family Medicine Physician provider in San Antonio, TX (NPI 1588124366).
Provider details
- NPI number
- 1588124366
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- T9816 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,146 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 720 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 185 | $86 |
| Urinalysis, Manual Test81002 | 73 | $3 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 31 | $86 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 30 | $14 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 28 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 123 | 112 |
| Prednisone | 118 | 104 |
| Methylprednisolone | 90 | 85 |
| Azithromycin | 73 | 68 |
| Tizanidine Hcl | 50 | 44 |
| Meloxicam | 49 | 35 |
| Doxycycline Hyclate | 46 | 41 |
| Montelukast Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,091 across 60 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (4)
- 12340 Bandera Rd Ste 104Helotes, TX 78023-4575Phone: (210) 704-0161
- 11130 Christus HillsMedical Plaza 3, Suite 311San Antonio, TX 78251Phone: (210) 703-9001
- 11212 State Highway 151 Ste 250San Antonio, TX 78251-4507Phone: (210) 703-8800
- 2829 Babcock Rd Ste 500San Antonio, TX 78229-6013Phone: (210) 705-5600Fax: (210) 692-1829
Registry dates
- Enumerated
- 2019-03-20
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Dallin Walker's NPI number?
- Dallin Walker's National Provider Identifier (NPI) is 1588124366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dallin Walker's specialty?
- Dallin Walker is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dallin Walker located?
- Dallin Walker's practice location on file with NPPES is 8401 Datapoint Dr Ste 401-A, San Antonio, TX 78229-5900.
- What is Dallin Walker's phone number?
- The practice phone number listed in the NPPES registry for Dallin Walker is (210) 949-2225.
- Does Dallin Walker accept Medicare?
- Dallin Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dallin Walker's NPI active?
- Yes — Dallin Walker's NPI (1588124366) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.