Joseph Duffy, M.D.
NPI 1033117171ActiveIndividual· Family Medicine· Wayne, NJ
Family Medicine (M.D.) with St Josephs Medical Group PC, practicing in Wayne, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $108,554 for 1,327 claims, against $25,515 paid for services in 2024. Glaxosmithkline, LLC. reported $17.54 in payments in 2025, mostly food and beverage. Lists St Joseph's University Medical Center Inc as a hospital affiliation.
Overview
| NPI | 1033117171 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | May 21, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MA056567 | NJ |
| Emergency Medicine | 207P00000X | 25MA05656700 | NJ |
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 - Family Practice (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 447 across 17 procedure codes |
| Paid by Medicare | $25,515 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,327 · 3,221 30-day fills |
|---|---|
| Patients | 148 |
| Total drug cost | $108,554 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- St Josephs Medical Group PCWayne, NJ · 216 clinicians
Hospital affiliation
- St Joseph's University Medical Center IncPaterson, NJ
Other facilities
- Visiting Health Services of New JerseyHome health agency · Woodland Park, NJ
Industry payments (Open Payments)
- 2025$17.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $17.54 | 1 |
What the 2025 payments were for
- Food and Beverage$17.54 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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