William Walsh, M.D.
NPI 1659355972ActiveIndividual· Emergency Medicine, Emergency Medical Services· Evergreen Park, IL
Emergency Medicine, Emergency Medical Services (M.D.) with Cook County, practicing in Evergreen Park, Illinois. 66 Medicare patients in 2024, $5,139 paid; nearly all of their 201 Part D prescriptions were generic (96%). Lists Provident Hospital of Chicago as a hospital affiliation.
Overview
| NPI | 1659355972 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 30, 2005 |
| Last updated in NPPES | Feb 12, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine, Emergency Medical Services Primary | 207PE0004X | 036103168 | IL |
| Emergency Medicine | 207P00000X | 036103168 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 66 |
|---|---|
| Services billed | 71 across 6 procedure codes |
| Paid by Medicare | $5,139 |
Part D prescriptions in 2024
| Prescriptions (claims) | 201 · 208 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $1,638 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Cook CountyChicago, IL · 788 clinicians
Hospital affiliation
- Provident Hospital of ChicagoChicago, IL
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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