David Benson Walker, M.D.
NPI 1215111687ActiveIndividual· Internal Medicine, Cardiovascular Disease· Raleigh, NC
Internal Medicine, Cardiovascular Disease (M.D.) in Raleigh, North Carolina, trained at University of South Carolina School of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $1,755,636 for 6,728 claims, against $924,791 paid for services in 2024. Biosense Webster, Inc. was the largest of 10 companies reporting payments in 2025, $569.28 in all, mostly food and beverage.
Overview
| NPI | 1215111687 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 20, 2007 |
| Last updated in NPPES | Apr 15, 2021 |
| Certified by provider | Apr 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 2009-01042 | NC |
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 - Cardiovascular Disease (Cardiology) (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,662 |
|---|---|
| Services billed | 11,544 across 66 procedure codes |
| Paid by Medicare | $924,791 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,728 · 14,495 30-day fills |
|---|---|
| Patients | 935 |
| Total drug cost | $1,755,636 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- North Carolina Mg LLCRaleigh, NC · 751 clinicians
- Rex Hospital IncRaleigh, NC · 15 clinicians
Hospital affiliations
- Betsy Johnson Regional HospitalDunn, NC
- Johnston HealthSmithfield, NC
- Rex HospitalRaleigh, NC
- Unc HospitalsChapel Hill, NC
Industry payments (Open Payments)
- 2025$569.28 · 16 payments from 10 companies
- 2024$268.32 · 10 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $160.51 | 1 |
| Alnylam Pharmaceuticals Inc. | $158.79 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $61.00 | 3 |
| Novo Nordisk Inc | $47.81 | 2 |
| E.R. Squibb & Sons, L.L.C. | $41.29 | 2 |
What the 2025 payments were for
- Food and Beverage$569.28 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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