Patrick Dewayne Walker, M.D.
NPI 1245441658ActiveIndividual· Family Medicine· Denham Springs, LA
Family Medicine (M.D.) in Denham Springs, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $1,410,776 for 8,680 claims, against $40,339 paid for services in 2024. Pfizer Inc. was the largest of 21 companies reporting payments in 2025, $2,198 in all, mostly food and beverage.
Overview
| NPI | 1245441658 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 25, 2007 |
| Last updated in NPPES | May 18, 2021 |
| Certified by provider | May 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 202950 | LA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 2,972 across 32 procedure codes |
| Paid by Medicare | $40,339 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,680 · 17,827 30-day fills |
|---|---|
| Patients | 565 |
| Total drug cost | $1,410,776 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Our Lady of the Lake Physician Group LLCBaton Rouge, LA · 644 clinicians
Hospital affiliation
- Our Lady of the Lake Regional Medical CenterBaton Rouge, LA
Industry payments (Open Payments)
- 2025$2,198 · 119 payments from 21 companies
- 2024$1,875 · 118 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $336.21 | 18 |
| Abbvie Inc. | $332.69 | 22 |
| Lilly USA, LLC | $225.82 | 14 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $212.73 | 6 |
| Astrazeneca Pharmaceuticals LP | $200.50 | 12 |
What the 2025 payments were for
- Food and Beverage$2,198 · 119 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 family medicine physicians in Denham Springs · All family medicine physicians in Louisiana