Ronald Greenberg, MD
NPI 1114006327ActiveIndividual· Internal Medicine, Gastroenterology· New Hyde Park, NY
Internal Medicine, Gastroenterology (MD) in New Hyde Park, New York, trained at Hahneman Medical College of the Pacific (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $444,159 for 794 claims, against $92,418 paid for services in 2024. Erbe USA Inc was the largest of 2 companies reporting payments in 2025, $123.50 in all, mostly food and beverage.
Overview
| NPI | 1114006327 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 6, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 144369 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 480 |
|---|---|
| Services billed | 852 across 30 procedure codes |
| Paid by Medicare | $92,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 794 · 1,750 30-day fills |
|---|---|
| Patients | 281 |
| Total drug cost | $444,159 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Hahneman Medical College of the Pacific |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- North Shore-Lij Medical PCStaten Island, NY · 6,440 clinicians
Hospital affiliations
- Long Island Jewish Medical CenterNew Hyde Park, NY
- North Shore University HospitalManhasset, NY
Industry payments (Open Payments)
- 2025$123.50 · 2 payments from 2 companies
- 2024$382.76 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Erbe USA Inc | $100.00 | 1 |
| Olympus America Inc. | $23.50 | 1 |
What the 2025 payments were for
- Food and Beverage$123.50 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 52 gastroenterologists in New Hyde Park · All gastroenterologists in New York