Gregory John Barone, D.O.
NPI 1104016187ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Cherry Hill, NJ
Internal Medicine, Endocrinology, Diabetes & Metabolism (D.O.) in Cherry Hill, New Jersey, trained at Rowan University School of Osteopathic Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $3,200,540 for 6,385 claims, against $141,040 paid for services in 2024. Lilly USA, LLC was the largest of 5 companies reporting payments in 2025, $65,710 in all, mostly speaking and faculty fees.
Overview
| NPI | 1104016187 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jul 26, 2007 |
| Last updated in NPPES | Jun 21, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 25MB08603000 | NJ |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Endocrinology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 363 |
|---|---|
| Services billed | 8,836 across 21 procedure codes |
| Paid by Medicare | $141,040 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,385 · 15,010 30-day fills |
|---|---|
| Patients | 637 |
| Total drug cost | $3,200,540 |
| Generic share | 48% of claims |
Education and affiliations
| Medical school | Rowan University School of Osteopathic Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Cooper Care Alliance, PCCherry Hill, NJ · 118 clinicians
Hospital affiliations
- Cooper University HospitalCamden, NJ
- Penn Presbyterian Medical CenterPhiladelphia, PA
Industry payments (Open Payments)
- 2025$65,710 · 158 payments from 5 companies
- 2024$70,892 · 186 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $39,056 | 94 |
| Novo Nordisk Inc | $26,201 | 24 |
| Abbott Laboratories | $389.67 | 36 |
| Tandem Diabetes Care, Inc. | $46.70 | 3 |
| Insulet Corporation | $16.79 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$59,660 · 42 payments
- Travel and Lodging$3,846 · 41 payments
- Food and Beverage$2,204 · 75 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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