John J. Imbesi, M.D.
NPI 1487654349ActiveIndividual· Internal Medicine, Gastroenterology· Glen Ridge, NJ
Internal Medicine, Gastroenterology (M.D.) with Summit Medical Group PA, practicing in Glen Ridge, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $1,378,796 for 2,143 claims, against $302,965 paid for services in 2024. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,093 in all, mostly food and beverage. Lists Cooperman Barnabas Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1487654349 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 21, 2005 |
| Last updated in NPPES | Jul 20, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 25MA07866400 | NJ |
| Internal Medicine, Gastroenterology | 207RG0100X | MA07866400 | 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 - Gastroenterology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 624 |
|---|---|
| Services billed | 10,843 across 80 procedure codes |
| Paid by Medicare | $302,965 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,143 · 4,002 30-day fills |
|---|---|
| Patients | 578 |
| Total drug cost | $1,378,796 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Summit Medical Group PABerkeley Heights, NJ · 1,212 clinicians
Hospital affiliations
- Cooperman Barnabas Medical CenterLivingston, NJ
- Hackensack Meridian Mountainside MedicalMontclair, NJ
Industry payments (Open Payments)
- 2025$1,093 · 53 payments from 16 companies
- 2024$1,199 · 62 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $346.50 | 16 |
| Genzyme Corporation | $165.39 | 3 |
| Aimmune Therapeutics, Inc. | $113.97 | 6 |
| Pfizer Inc. | $84.67 | 5 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $54.90 | 3 |
What the 2025 payments were for
- Food and Beverage$1,093 · 53 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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