Tun Lin, M.D.
NPI 1134195738ActiveIndividual· Internal Medicine· Elmhurst, NY
Internal Medicine (M.D.) in Elmhurst, New York, licensed in NY, with an NPI issued in February 2006. Their prescriptions cost Medicare Part D more than their services did: $3,673,554 for 16,299 claims, against $72,516 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 20 companies reporting payments in 2025, $2,561 in all, mostly food and beverage.
Overview
| NPI | 1134195738 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 24, 2006 |
| Last updated in NPPES | Apr 6, 2022 |
| Certified by provider | Apr 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 202102 | 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 | 119 |
|---|---|
| Services billed | 1,233 across 20 procedure codes |
| Paid by Medicare | $72,516 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16,299 · 30,257 30-day fills |
|---|---|
| Patients | 578 |
| Total drug cost | $3,673,554 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
- 2025$2,561 · 109 payments from 20 companies
- 2024$2,806 · 131 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $505.32 | 24 |
| Bayer Healthcare Pharmaceuticals Inc. | $309.67 | 12 |
| Novo Nordisk Inc | $273.38 | 11 |
| Abbvie Inc. | $204.17 | 9 |
| Ardelyx, Inc. | $154.40 | 6 |
What the 2025 payments were for
- Food and Beverage$2,561 · 109 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 164 internal medicine physicians in Elmhurst · All internal medicine physicians in New York