Michael Greenberg, ANP
Nurse Practitioner, Adult Health (ANP) with Montefiore Medical Center, practicing in Garden City, New York. Their prescriptions cost Medicare Part D more than their services did: $826,090 for 1,541 claims, against $13,601 paid for services in 2024. Abbott Laboratories was the largest of 3 companies reporting payments in 2024, $1,213 in all, mostly consulting fees. Lists Montefiore Medical Center as a hospital affiliation. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1437586807 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ANP |
| Sole proprietor | Yes |
| NPI issued | Oct 1, 2013 |
| Last updated in NPPES | Dec 8, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | F306463-1 | NY |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in New York, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Michael S. Greenberg · Podiatry | 1128a1 | Feb 27, 1992 | Bayside, NY |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 66 |
|---|---|
| Services billed | 255 across 15 procedure codes |
| Paid by Medicare | $13,601 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,541 · 2,961 30-day fills |
|---|---|
| Patients | 246 |
| Total drug cost | $826,090 |
| Generic share | 27% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Montefiore Medical CenterBronx, NY · 2,820 clinicians
Hospital affiliation
- Montefiore Medical CenterBronx, NY
Industry payments (Open Payments)
- 2024$1,213 · 8 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $1,075 | 5 |
| Inari Medical, Inc. | $84.60 | 2 |
| Tandem Diabetes Care, Inc. | $53.83 | 1 |
What the 2024 payments were for
- Consulting Fee$825.00 · 1 payment
- Food and Beverage$267.82 · 4 payments
- Travel and Lodging$120.55 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 adult health nurse practitioners in Garden City · All adult health nurse practitioners in New York