John C. Heyer, DO
NPI 1750310363ActiveIndividual· Family Medicine· Willowbrook, IL
Family Medicine (DO) in Willowbrook, Illinois, trained at Midwestern University, Chicago College of Osteopathic Med (class of 1977). In 2024 Medicare paid $11,567 for 161 patients, and Part D covered 182 of their prescriptions, 87% of them generic.
Overview
| NPI | 1750310363 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Aug 5, 2021 |
| Certified by provider | Aug 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036057121 | IL |
| Family Medicine | 207Q00000X | 02002781A | IN |
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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 295 across 43 procedure codes |
| Paid by Medicare | $11,567 |
Part D prescriptions in 2024
| Prescriptions (claims) | 182 · 281 30-day fills |
|---|---|
| Patients | 113 |
| Total drug cost | $9,451 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Family Practice |
Medical group
- Midwest Express Care 2, IncWillowbrook, IL · 222 clinicians
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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All 15 family medicine physicians in Willowbrook · All family medicine physicians in Illinois