Daniel Paul Walker, MD
NPI 1669731519ActiveIndividual· Dermatology· Grapevine, TX
Dermatology (MD) in Grapevine, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $2,537,320 for 2,651 claims, against $419,411 paid for services in 2024. Abbvie Inc. was the largest of 23 companies reporting payments in 2025, $33,107 in all, mostly speaking and faculty fees.
Overview
| NPI | 1669731519 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 14, 2012 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | Q6719 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,323 |
|---|---|
| Services billed | 8,927 across 73 procedure codes |
| Paid by Medicare | $419,411 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,651 · 3,563 30-day fills |
|---|---|
| Patients | 813 |
| Total drug cost | $2,537,320 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Dermatology |
Medical group
- Oliver Street 5.01(A) IncCedar Park, TX · 168 clinicians
Industry payments (Open Payments)
- 2025$33,107 · 260 payments from 23 companies
- 2024$48,850 · 338 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $19,265 | 54 |
| Pfizer Inc. | $6,502 | 19 |
| Lilly USA, LLC | $2,647 | 8 |
| Janssen Biotech, Inc. | $2,056 | 25 |
| Arcutis Biotherapeutics, Inc. | $324.11 | 22 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$21,764 · 10 payments
- Consulting Fee$6,475 · 2 payments
- Food and Beverage$4,760 · 246 payments
- Education$108.65 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Grapevine
- 1700369717
- 1194931592
- 1902024060
- 1477873859
- 1659375616
- 1295027910