Peter Buffa, M.D.
NPI 1790884344ActiveIndividual· Internal Medicine· Bethpage, NY
Internal Medicine (M.D.) in Bethpage, New York, trained at State University of New York Downstate Medical Center (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $730,632 for 10,606 claims, against $280,641 paid for services in 2024. Lilly USA, LLC was the largest of 24 companies reporting payments in 2025, $1,337 in all, mostly food and beverage.
Overview
| NPI | 1790884344 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 21, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 211481 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 655 |
|---|---|
| Services billed | 11,362 across 89 procedure codes |
| Paid by Medicare | $280,641 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,606 · 24,839 30-day fills |
|---|---|
| Patients | 821 |
| Total drug cost | $730,632 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Optum Medical Care PCPoughkeepsie, NY · 1,010 clinicians
Hospital affiliation
- North Shore University HospitalManhasset, NY
Other facilities
- Catholic Home CareHome health agency · Farmingdale, NY
- Constellation Home CareHome health agency · Syosset, NY
- Emerest Home Health Care of Long IslandHome health agency · Flushing, NY
- North Shore Home Care ChhaHome health agency · Westbury, NY
- Tender Loving Care, An Amedisys CompanyHome health agency · Carle Place, NY
- Good Shepherd HospiceHospice · Farmingdale, NY
Industry payments (Open Payments)
- 2025$1,337 · 78 payments from 24 companies
- 2024$763.54 · 48 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $212.00 | 11 |
| Novartis Pharmaceuticals Corporation | $161.16 | 24 |
| Medtronic, Inc. | $129.74 | 2 |
| Eisai Inc. | $104.92 | 5 |
| Novo Nordisk Inc | $88.91 | 5 |
What the 2025 payments were for
- Food and Beverage$1,337 · 78 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Bethpage
- 1518676139
- 1578813838
- 1821017856
- 1588955512
- 1285748749
- 1083306765
- 1124300439
- 1164345989
- 1871634253
- 1366485930
- 1053472746
- 1972602555