Amy M. Chan, M.D.
NPI 1043509847ActiveIndividual· Psychiatry & Neurology, Neurology· Lebanon, NH
Psychiatry & Neurology, Neurology (M.D.) with Msk Harrison and 2 other groups, practicing in Lebanon, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $124,799 for 323 claims, against $36,977 paid for services in 2024. Chiesi USA, Inc. reported $16.01 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043509847 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 1, 2011 |
| Last updated in NPPES | May 25, 2020 |
| Certified by provider | May 25, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 20331 | NH |
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 - Neurology (NH); Practitioner - Neurology (NJ); Practitioner - Neurology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 358 across 16 procedure codes |
| Paid by Medicare | $36,977 |
Part D prescriptions in 2024
| Prescriptions (claims) | 323 · 453 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $124,799 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Msk HarrisonWest Harrison, NY · 132 clinicians
- Msk NassauUniondale, NY · 98 clinicians
- Memorial Neurology GroupNew York, NY · 93 clinicians
Industry payments (Open Payments)
- 2025$16.01 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Chiesi USA, Inc. | $16.01 | 1 |
What the 2025 payments were for
- Food and Beverage$16.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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