Douglas B. Shellhorn, M.D.
NPI 1972589026ActiveIndividual· Internal Medicine· Salisbury, NC
Internal Medicine (M.D.) in Salisbury, North Carolina, trained at Wake Forest University School of Medicine (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $1,181,540 for 9,698 claims, against $208,549 paid for services in 2024. Dexcom, Inc. was the largest of 4 companies reporting payments in 2025, $146.31 in all, mostly food and beverage.
Overview
| NPI | 1972589026 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 21, 2005 |
| Last updated in NPPES | Mar 18, 2020 |
| Certified by provider | Mar 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 9401333 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 332 |
|---|---|
| Services billed | 4,068 across 68 procedure codes |
| Paid by Medicare | $208,549 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,698 · 21,470 30-day fills |
|---|---|
| Patients | 712 |
| Total drug cost | $1,181,540 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Wake Forest University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Rowan Diagnostic Clinic PASalisbury, NC · 25 clinicians
Hospital affiliations
- Carolinas Medical Center-NortheastConcord, NC
- Novant Health Rowan Medical CenterSalisbury, NC
Other facilities
- Adoration Home HealthHome health agency · Salisbury, NC
- Bayada Home Health Care, IncHome health agency · Salisbury, NC
- Centerwell Home HealthHome health agency · Kernersville, NC
- Trinity OaksNursing home · Salisbury, NC
Industry payments (Open Payments)
- 2025$146.31 · 6 payments from 4 companies
- 2024$159.58 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $60.30 | 2 |
| Amgen Inc. | $32.27 | 2 |
| Sumitomo Pharma America, Inc. | $29.45 | 1 |
| Abbott Laboratories | $24.29 | 1 |
What the 2025 payments were for
- Food and Beverage$146.31 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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