John B. Alexis, M.D.
NPI 1689608713ActiveIndividual· Emergency Medicine· Berwyn, IL
Emergency Medicine (M.D.) in Berwyn, Illinois, trained at Northwestern University Feinberg Medical School (class of 1995). 645 Medicare patients in 2024, $91,897 paid; nearly all of their 274 Part D prescriptions were generic (95%).
Overview
| NPI | 1689608713 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | May 23, 2025 |
| Certified by provider | May 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 036-096475 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 645 |
|---|---|
| Services billed | 774 across 22 procedure codes |
| Paid by Medicare | $91,897 |
Part D prescriptions in 2024
| Prescriptions (claims) | 274 · 280 30-day fills |
|---|---|
| Patients | 205 |
| Total drug cost | $3,875 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Emergency Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
- Central Dupage Emergency Physicians PCWinfield, IL · 38 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, 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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