Justin L. Okray
NPI 1639572902ActiveIndividual· Physician Assistant, Medical· Chicago, IL
Physician Assistant, Medical with University of Chicago and 1 other group, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $46,784 for 721 claims, against $8,792 paid for services in 2024. Abbott Laboratories was the largest of 5 companies reporting payments in 2025, $504.98 in all, mostly food and beverage. Lists Northshore University Healthsystem - Evanston Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1639572902 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Oct 1, 2014 |
| Last updated in NPPES | Oct 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 085006095 | 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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 186 across 14 procedure codes |
| Paid by Medicare | $8,792 |
Part D prescriptions in 2024
| Prescriptions (claims) | 721 · 1,566 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $46,784 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- University of ChicagoChicago, IL · 1,712 clinicians
- The University of Chicago Medical CenterChicago, IL · 915 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$504.98 · 22 payments from 5 companies
- 2024$840.46 · 24 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $215.23 | 6 |
| Abiomed | $138.74 | 11 |
| Medtronic, Inc. | $74.63 | 2 |
| Astrazeneca Pharmaceuticals LP | $46.23 | 2 |
| Argentum Medical | $30.15 | 1 |
What the 2025 payments were for
- Food and Beverage$474.83 · 21 payments
- Entertainment$30.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 180 physician assistants in Chicago · All physician assistants in Illinois