Onachukwu G. Osaji, M.D.
NPI 1447269113ActiveIndividual· Family Medicine· Mahomet, IL
Family Medicine (M.D.) with Christie Clinic, PLLC, practicing in Mahomet, Illinois. Their prescriptions cost Medicare Part D more than their services did: $467,582 for 4,838 claims, against $45,870 paid for services in 2024. Amgen Inc. was the largest of 13 companies reporting payments in 2025, $678.40 in all, mostly food and beverage. Lists Carle Foundation Hospital as a hospital affiliation.
Overview
| NPI | 1447269113 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 5, 2006 |
| Last updated in NPPES | Jan 5, 2022 |
| Certified by provider | Jan 5, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036-114516 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 139 |
|---|---|
| Services billed | 1,557 across 89 procedure codes |
| Paid by Medicare | $45,870 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,838 · 10,643 30-day fills |
|---|---|
| Patients | 344 |
| Total drug cost | $467,582 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Christie Clinic, PLLCChampaign, IL · 220 clinicians
Hospital affiliation
- Carle Foundation HospitalUrbana, IL
Other facilities
- Carle Home CareHome health agency · Champaign, IL
Industry payments (Open Payments)
- 2025$678.40 · 44 payments from 13 companies
- 2024$208.94 · 11 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $175.19 | 17 |
| Astrazeneca Pharmaceuticals LP | $131.93 | 8 |
| Pfizer Inc. | $94.80 | 5 |
| Lilly USA, LLC | $56.84 | 3 |
| Novo Nordisk Inc | $34.87 | 2 |
What the 2025 payments were for
- Food and Beverage$678.40 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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