Naomi Shirleen Chinavong, NP
NPI 1487118550ActiveIndividual· Nurse Practitioner, Family· Joliet, IL
Nurse Practitioner, Family (NP) with Oak Street Health Physicians Group PC, practicing in Joliet, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,286,982 for 8,273 claims, against $10,692 paid for services in 2024. Gilead Sciences, Inc. reported $13.89 in payments in 2025, mostly food and beverage. Lists Saint Joseph Medical Center as a hospital affiliation.
Overview
| NPI | 1487118550 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jan 23, 2019 |
| Last updated in NPPES | Mar 26, 2026 |
| Certified by provider | Mar 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 209.018679 | 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 - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 40 |
|---|---|
| Services billed | 185 across 18 procedure codes |
| Paid by Medicare | $10,692 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,273 · 18,462 30-day fills |
|---|---|
| Patients | 586 |
| Total drug cost | $1,286,982 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Oak Street Health Physicians Group PCBlue Island, IL · 229 clinicians
Hospital affiliation
- Saint Joseph Medical CenterJoliet, IL
Industry payments (Open Payments)
- 2025$13.89 · 1 payment from 1 company
- 2024$66.71 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $13.89 | 1 |
What the 2025 payments were for
- Food and Beverage$13.89 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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