Timothy James Duncan, M.D.
NPI 1669466504ActiveIndividual· Internal Medicine, Gastroenterology· Newport News, VA
Internal Medicine, Gastroenterology (M.D.) in Newport News, Virginia, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $207,026 for 185 claims, against $31,888 paid for services in 2024.
Overview
| NPI | 1669466504 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 7, 2005 |
| Last updated in NPPES | Jul 19, 2023 |
| Certified by provider | Jul 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 0101251786 | VA |
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 - Gastroenterology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 141 |
|---|---|
| Services billed | 1,818 across 33 procedure codes |
| Paid by Medicare | $31,888 |
Part D prescriptions in 2024
| Prescriptions (claims) | 185 · 263 30-day fills |
|---|---|
| Patients | 79 |
| Total drug cost | $207,026 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Uniformed Services Uhs Fe Hebert School of Med |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Sentara Medical GroupNorfolk, VA · 1,408 clinicians
Hospital affiliations
- Sentara Careplex HospitalHampton, VA
- Sentara Obici HospitalSuffolk, VA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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