William Chi Leung Chan, MD
NPI 1487218491ActiveIndividual· Emergency Medicine· Flushing, NY
Emergency Medicine (MD) in Flushing, New York, trained at State University of New York Downstate Medical Center (class of 2019). Mostly services rather than prescriptions: Medicare paid $65,010 for 401 patients in 2024, with only 38 Part D claims. Vertex Pharmaceuticals Incorporated reported $58.09 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1487218491 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 24, 2019 |
| Last updated in NPPES | Jun 24, 2022 |
| Certified by provider | Jun 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 314823 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Emergency Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 401 |
|---|---|
| Services billed | 487 across 24 procedure codes |
| Paid by Medicare | $65,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 38 · 38 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $2,066 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Emergency Medicine |
Medical group
- Queens Emergency Medical Associates PLLCFlushing, NY · 45 clinicians
Hospital affiliation
- New York-Presbyterian/QueensFlushing, NY
Industry payments (Open Payments)
- 2025$58.09 · 1 payment from 1 company
- 2024$27.68 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $58.09 | 1 |
What the 2025 payments were for
- Food and Beverage$58.09 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 96 emergency medicine physicians in Flushing · All emergency medicine physicians in New York