Claude Sy, M.D.
NPI 1437135381ActiveIndividual· Internal Medicine· West Seneca, NY
Internal Medicine (M.D.) with Southgate Medical Group LLP, practicing in West Seneca, New York. Their prescriptions cost Medicare Part D more than their services did: $796,305 for 9,228 claims, against $50,278 paid for services in 2024. Lists Mercy Hospital of Buffalo and 1 other hospital as hospital affiliations.
Overview
| NPI | 1437135381 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 21, 2005 |
| Last updated in NPPES | Jul 23, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 208192 | 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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 171 |
|---|---|
| Services billed | 772 across 30 procedure codes |
| Paid by Medicare | $50,278 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,228 · 22,379 30-day fills |
|---|---|
| Patients | 712 |
| Total drug cost | $796,305 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Southgate Medical Group LLPWest Seneca, NY · 32 clinicians
Hospital affiliations
- Mercy Hospital of BuffaloBuffalo, NY
- Sisters of Charity HospitalBuffalo, NY
Other facilities
- Amedisys Home Health Care (Amherst)Home health agency · Williamsville, NY
- McAuley Seton Home Care Corp ChhaHome health agency · Buffalo, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 internal medicine physicians in West Seneca · All internal medicine physicians in New York