Gregory R. Mullen, MD
NPI 1689105504ActiveIndividual· Urology· Livingston, NJ
Urology (MD) in Livingston, New Jersey, trained at Drexel University College of Medicine (class of 2017). 610 Medicare patients in 2024, $201,400 paid; nearly all of their 603 Part D prescriptions were generic (90%). Richard Wolf Medical Instruments Corp. was the largest of 3 companies reporting payments in 2025, $114.18 in all, mostly food and beverage.
Overview
| NPI | 1689105504 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 22, 2017 |
| Last updated in NPPES | Aug 3, 2023 |
| Certified by provider | Aug 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 25MA11814000 | NJ |
| Urology | 208800000X | 312602 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Urology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 610 |
|---|---|
| Services billed | 2,106 across 62 procedure codes |
| Paid by Medicare | $201,400 |
Part D prescriptions in 2024
| Prescriptions (claims) | 603 · 1,149 30-day fills |
|---|---|
| Patients | 222 |
| Total drug cost | $55,651 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Drexel University College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Urology |
Medical group
- Barnabas Health Medical Group PCNewark, NJ · 1,070 clinicians
Hospital affiliations
- Cooperman Barnabas Medical CenterLivingston, NJ
- Newark Beth Israel Medical CenterNewark, NJ
- The University HospitalNewark, NJ
Industry payments (Open Payments)
- 2025$114.18 · 3 payments from 3 companies
- 2024$250.92 · 8 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Richard Wolf Medical Instruments Corp. | $75.56 | 1 |
| Novo Nordisk Inc | $22.64 | 1 |
| C. R. Bard, Inc. & Subsidiaries | $15.98 | 1 |
What the 2025 payments were for
- Food and Beverage$114.18 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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