Nathaniel Augustus Barber, MD
NPI 1093849630ActiveIndividual· Internal Medicine· Jersey City, NJ
Internal Medicine (MD) in Jersey City, New Jersey, trained at State University of New York at Buffalo School of Medicine (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $670,924 for 4,614 claims, against $9,287 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 7 companies reporting payments in 2025, $156.26 in all, mostly food and beverage.
Overview
| NPI | 1093849630 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 15, 2007 |
| Last updated in NPPES | Sep 24, 2024 |
| Certified by provider | Sep 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MA46062 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 147 across 8 procedure codes |
| Paid by Medicare | $9,287 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,614 · 10,330 30-day fills |
|---|---|
| Patients | 322 |
| Total drug cost | $670,924 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Hospital affiliation
- Jersey City Medical CenterJersey City, NJ
Other facilities
- Promise Care NjHome health agency · West New York, NJ
- Alaris Health at Hamilton ParkNursing home · Jersey City, NJ
Industry payments (Open Payments)
- 2025$156.26 · 9 payments from 7 companies
- 2024$200.44 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $36.10 | 2 |
| Glaxosmithkline, LLC. | $35.40 | 2 |
| Viiv Healthcare Company | $20.43 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $18.33 | 1 |
| Novo Nordisk Inc | $16.79 | 1 |
What the 2025 payments were for
- Food and Beverage$156.26 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 177 internal medicine physicians in Jersey City · All internal medicine physicians in New Jersey