Seth Mitchell Tuwiner, M.D.
NPI 1942497235ActiveIndividual· Psychiatry & Neurology, Neurology· Leesburg, VA
Psychiatry & Neurology, Neurology (M.D.) with Privia Medical Group, LLC, practicing in Leesburg, Virginia. Their prescriptions cost Medicare Part D more than their services did: $457,591 for 980 claims, against $43,242 paid for services in 2024. Abbvie Inc. was the largest of 6 companies reporting payments in 2025, $436.37 in all, mostly food and beverage. Lists Inova Loudoun Hospital as a hospital affiliation.
Overview
| NPI | 1942497235 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 1, 2007 |
| Last updated in NPPES | Feb 20, 2024 |
| Certified by provider | Feb 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 0101238848 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 263 |
|---|---|
| Services billed | 539 across 19 procedure codes |
| Paid by Medicare | $43,242 |
Part D prescriptions in 2024
| Prescriptions (claims) | 980 · 1,965 30-day fills |
|---|---|
| Patients | 167 |
| Total drug cost | $457,591 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group, LLCFairfax, VA · 1,533 clinicians
Hospital affiliation
- Inova Loudoun HospitalLeesburg, VA
Industry payments (Open Payments)
- 2025$436.37 · 28 payments from 6 companies
- 2024$341.22 · 23 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $164.27 | 8 |
| Amneal Pharmaceuticals LLC | $135.72 | 11 |
| Pfizer Inc. | $58.32 | 4 |
| Argenx US, Inc. | $35.61 | 2 |
| Lundbeck LLC | $27.05 | 2 |
What the 2025 payments were for
- Food and Beverage$436.37 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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