Mainstay Clinics Inc
NPI 1134622053ActiveOrganization· Nurse Practitioner· Libertyville, IL
Nurse Practitioner in Libertyville, Illinois, registered in NPPES in March 2018. The authorized official on file is Alexander Jarosz, Officer. Enrolled in Medicare as part b supplier - clinic/group practice.
Overview
| NPI | 1134622053 |
|---|---|
| Status | Active |
| Entity type | Organization |
| NPI issued | Mar 16, 2018 |
| Last updated in NPPES | Aug 29, 2025 |
| Certified by provider | Aug 29, 2025 |
| Reactivated | Aug 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209009332 | 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 Part B Supplier - Clinic/Group Practice (IL) |
|---|
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