Yu Sun, MD
NPI 1558702480ActiveIndividual· Internal Medicine· Middletown, NY
Internal Medicine (MD) with Ae and Ly Medical Associates PLLC, practicing in Middletown, New York. Their prescriptions cost Medicare Part D more than their services did: $1,930,080 for 13,905 claims, against $48,823 paid for services in 2024. Gilead Sciences, Inc. reported $204.91 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1558702480 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 8, 2013 |
| Last updated in NPPES | Jan 10, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 285439 | NY |
| Hospitalist | 208M00000X | 285439 | 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 | 73 |
|---|---|
| Services billed | 1,135 across 55 procedure codes |
| Paid by Medicare | $48,823 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,905 · 18,243 30-day fills |
|---|---|
| Patients | 587 |
| Total drug cost | $1,930,080 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Ae and Ly Medical Associates PLLCFlushing, NY · 5 clinicians
Industry payments (Open Payments)
- 2025$204.91 · 8 payments from 1 company
- 2024$292.25 · 10 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $204.91 | 8 |
What the 2025 payments were for
- Food and Beverage$204.91 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Middletown
- 1003848136
- 1114104619
- 1134106107
- 1174084909
- 1225235385
- 1235511361
- 1265832190
- 1275534000
- 1316150147
- 1376649111
- 1467618678
- 1578670899
All 74 internal medicine physicians in Middletown · All internal medicine physicians in New York