Regina Marie Shasha, APN
NPI 1508993031ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Chicago, IL
Nurse Practitioner, Psych/Mental Health (APN) with The Thresholds, practicing in Chicago, Illinois. Part D covered 570 prescriptions written in 2024, 86% of them generic. E.R. Squibb & Sons, L.L.C. reported $222.30 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1508993031 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN |
| Sole proprietor | No |
| NPI issued | Feb 28, 2007 |
| Last updated in NPPES | Mar 15, 2021 |
| Certified by provider | Mar 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 277000129 | IL |
| Nurse Practitioner, Family | 363LF0000X | 277000129 | 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 Practitioner - Nurse Practitioner (IL) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 570 · 572 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $199,168 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- The ThresholdsChicago, IL · 22 clinicians
Industry payments (Open Payments)
- 2025$222.30 · 2 payments from 1 company
- 2024$97.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $222.30 | 2 |
What the 2025 payments were for
- Food and Beverage$222.30 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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