Gerald Gennaro Dimaso, MD
NPI 1477526531ActiveIndividual· Internal Medicine· Staten Island, NY
Internal Medicine (MD) with Hackensack Meridian Health Medical Group - Primary Care PC and 1 other group, practicing in Staten Island, New York. Their prescriptions cost Medicare Part D more than their services did: $1,710,119 for 13,997 claims, against $278,538 paid for services in 2024. Novo Nordisk Inc reported $74.07 in payments in 2025, mostly food and beverage. Lists Bayshore Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1477526531 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 9, 2006 |
| Last updated in NPPES | Jan 18, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 170623 | NY |
| Internal Medicine, Geriatric Medicine | 207RG0300X | 170623 | 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 - Internal Medicine (NJ); Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 727 |
|---|---|
| Services billed | 4,610 across 42 procedure codes |
| Paid by Medicare | $278,538 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,997 · 34,029 30-day fills |
|---|---|
| Patients | 1,089 |
| Total drug cost | $1,710,119 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Hackensack Meridian Health Medical Group - Primary Care PCOld Bridge, NJ · 358 clinicians
- Physicians of University Hospital PCStaten Island, NY · 59 clinicians
Hospital affiliations
- Bayshore Medical CenterHolmdel, NJ
- Raritan Bay Medical CenterPerth Amboy, NJ
- Staten Island University HospitalStaten Island, NY
Other facilities
- Archcare at HomeHome health agency · Valhalla, NY
- Hackensack Meridian at Home Monmouth CountyHome health agency · Neptune, NJ
- North Shore Home Care ChhaHome health agency · Westbury, NY
- Visiting Nurse Association of Central Jersey Home Care and HospiceHome health agency · Toms River, NJ
- Vns of Ny Home Care ChhaHome health agency · New York, NY
Industry payments (Open Payments)
- 2025$74.07 · 4 payments from 1 company
- 2024$1,526 · 79 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $74.07 | 4 |
What the 2025 payments were for
- Food and Beverage$74.07 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 378 internal medicine physicians in Staten Island · All internal medicine physicians in New York