Nathan R. Shapiro, M.D
NPI 1992703045ActiveIndividual· Internal Medicine· Manassas, VA
Internal Medicine (M.D) with Sanjeev Kohli, MD PC, practicing in Manassas, Virginia. Their prescriptions cost Medicare Part D more than their services did: $494,781 for 4,953 claims, against $168,542 paid for services in 2024. Pfizer Inc. was the largest of 17 companies reporting payments in 2025, $998.15 in all, mostly food and beverage. Lists Inova Alexandria Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1992703045 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | May 11, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 0101244821 | VA |
| Internal Medicine | 207R00000X | 148475 | NY |
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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 2,642 across 49 procedure codes |
| Paid by Medicare | $168,542 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,953 · 12,373 30-day fills |
|---|---|
| Patients | 348 |
| Total drug cost | $494,781 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sanjeev Kohli, MD PCWoodbridge, VA · 3 clinicians
Hospital affiliations
- Inova Alexandria HospitalAlexandria, VA
- Virginia Hospital CenterArlington, VA
Other facilities
- Alternate Solutions Home Health-FairfaxHome health agency · Fairfax, VA
Industry payments (Open Payments)
- 2025$998.15 · 52 payments from 17 companies
- 2024$1,884 · 92 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $245.52 | 16 |
| Astrazeneca Pharmaceuticals LP | $144.07 | 7 |
| Amgen Inc. | $105.31 | 5 |
| Novo Nordisk Inc | $96.59 | 5 |
| Lilly USA, LLC | $63.84 | 3 |
What the 2025 payments were for
- Food and Beverage$998.15 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 internal medicine physicians in Manassas · All internal medicine physicians in Virginia