Samuel Grainger McDowell, M.D.
NPI 1457315335ActiveIndividual· Internal Medicine, Cardiovascular Disease· Reidsville, NC
Internal Medicine, Cardiovascular Disease (M.D.) in Reidsville, North Carolina, trained at University of South Carolina School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $1,721,465 for 9,691 claims, against $50,077 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 10 companies reporting payments in 2025, $572.39 in all, mostly food and beverage.
Overview
| NPI | 1457315335 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 17, 2006 |
| Last updated in NPPES | Aug 25, 2021 |
| Certified by provider | Aug 25, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 9800330 | NC |
| Internal Medicine | 207R00000X | 9800330 | 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 | 524 |
|---|---|
| Services billed | 1,273 across 34 procedure codes |
| Paid by Medicare | $50,077 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,691 · 19,926 30-day fills |
|---|---|
| Patients | 1,015 |
| Total drug cost | $1,721,465 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- The Moses H Cone Memorial Hospital Operating CorporationGreensboro, NC · 734 clinicians
Hospital affiliations
- Moses H. Cone Memorial Hospital, theGreensboro, NC
- Unc RockinghamEden, NC
Industry payments (Open Payments)
- 2025$572.39 · 29 payments from 10 companies
- 2024$894.95 · 48 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $87.07 | 5 |
| Novo Nordisk Inc | $84.87 | 4 |
| Amgen Inc. | $83.37 | 5 |
| Novartis Pharmaceuticals Corporation | $69.95 | 4 |
| Bayer Healthcare Pharmaceuticals Inc. | $67.16 | 4 |
What the 2025 payments were for
- Food and Beverage$572.39 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other cardiologists in Reidsville
- 1609035757
- 1922193705