Ross Arthur Stemmler, MD
NPI 1164816559ActiveIndividual· Internal Medicine· Wilmington, NC
Internal Medicine (MD) in Wilmington, North Carolina, trained at University of Florida College of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $616,314 for 9,972 claims, against $179,279 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $52.89 in all, mostly food and beverage.
Overview
| NPI | 1164816559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 24, 2015 |
| Last updated in NPPES | May 21, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2018-01138 | NC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 389 |
|---|---|
| Services billed | 5,793 across 77 procedure codes |
| Paid by Medicare | $179,279 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,972 · 24,145 30-day fills |
|---|---|
| Patients | 644 |
| Total drug cost | $616,314 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Wilmington Health PLLCWilmington, NC · 369 clinicians
Hospital affiliations
- J Arthur Dosher Memorial HospitalSouthport, NC
- Novant Health New Hanover Regional Medical CenterWilmington, NC
Other facilities
- Well Care Home HealthHome health agency · Wilmington, NC
Industry payments (Open Payments)
- 2025$52.89 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $24.17 | 1 |
| Lilly USA, LLC | $15.20 | 1 |
| Pfizer Inc. | $13.52 | 1 |
What the 2025 payments were for
- Food and Beverage$52.89 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 165 internal medicine physicians in Wilmington · All internal medicine physicians in North Carolina