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DR. DALLIN S WALKER DO
NPI 1588124366
Family Medicine in San Antonio, TX

Active since March 20, 2019PECOS EnrolledAccepts Medicare Assignment
93.21/100
CMS Quality Rating
8401 DATAPOINT DR STE 401-A, SAN ANTONIO, TX 78229(210) 949-2225 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 2, 2026, Dec 11, 2022, Mar 20, 2019 (3 updates tracked since 2019).

About Dr. Dallin S Walker Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DALLIN S WALKER DO (NPI 1588124366) is an individual family medicine provider in San Antonio, Texas, licensed in Texas (T9816) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Baptist Medical Center, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1588124366
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. DALLIN S WALKERCredential: DO
Location Address8401 DATAPOINT DR STE 401-ASan Antonio, TX 78229-5900
Mailing AddressPo Box 846098Dallas, TX 75284-6098 · (903) 606-6400
Phone(210) 949-2225
Sole ProprietorNo
Medical School CMSNova Southeastern College Of Osteo MedicineGraduated 2018
Enumeration DateMarch 20, 2019
Last NPPES UpdateJune 2, 20263 updates tracked since enumeration
NPPES CertifiedJune 2, 2026
✔ NPI 1588124366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · T9816
Definition
Family 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 family medicine is not limited by age, sex, organ system, or disease entity.
8401 DATAPOINT DR STE 401-A, San Antonio, TX 78229
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Secondary Practice Locations 4

Location 12829 Babcock Rd Ste 500San Antonio, TX 78229-6013 · Phone (210) 705-5600 · Fax (210) 692-1829
Location 211130 Christus Hills, Medical Plaza 3, Suite 311San Antonio, TX 78251 · Phone (210) 703-9001
Location 311212 State Highway 151 Ste 250San Antonio, TX 78251-4507 · Phone (210) 703-8800
Location 412340 Bandera Rd Ste 104Helotes, TX 78023-4575 · Phone (210) 704-0161

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Dallin S Walker Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID648509836
PECOS Enrollment IDI20230126002374
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
720 services473 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
244 services39 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
185 services167 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
73 services63 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
31 services29 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
30 services28 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Baptist Medical Center

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450058
Location111 Dallas StreetSan Antonio, TX 78205 · Bexar County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78229 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.21/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.43
Promoting Interoperability100
Improvement Activities40

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dallin Walker's NPI number?

The NPI number for Dallin Walker is 1588124366. It was assigned to this individual provider in the NPPES registry on March 20, 2019.

Where is Dallin Walker located?

Dallin Walker practices at 8401 Datapoint Dr Ste 401-A, San Antonio, TX 78229. The listed phone number is (210) 949-2225.

What is Dallin Walker's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Dallin Walker enrolled in Medicare?

Yes. Dallin Walker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Dallin Walker accept?

Health plans from Blue Cross and Blue Shield of Texas and CHRISTUS Health Plan list Dallin Walker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Dallin Walker affiliated with any hospitals?

According to CMS data, Dallin Walker is affiliated with Baptist Medical Center.

When was this NPI record last updated?

The NPPES record for Dallin Walker was last updated on June 2, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.