Cassandra Chambers, APRN
NPI 1356995401ActiveIndividual· Nurse Practitioner· Chester, IL
Nurse Practitioner (APRN) with Memorial Hospital, practicing in Chester, Illinois. Part D covered 1,356 prescriptions written in 2024, 87% of them generic. Merck Sharp & Dohme LLC was the largest of 3 companies reporting payments in 2025, $88.29 in all, mostly food and beverage. Lists Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1356995401 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Jul 27, 2019 |
| Last updated in NPPES | Jan 22, 2025 |
| Certified by provider | Jan 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 277002367 | IL |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 209019678 | IL |
| Nurse Practitioner | 363L00000X | 209019678 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,356 · 2,085 30-day fills |
|---|---|
| Patients | 429 |
| Total drug cost | $87,335 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Memorial HospitalChester, IL · 30 clinicians
Hospital affiliation
- Memorial HospitalChester, IL
Industry payments (Open Payments)
- 2025$88.29 · 4 payments from 3 companies
- 2024$14.45 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $42.49 | 2 |
| Abbvie Inc. | $29.31 | 1 |
| Novartis Pharmaceuticals Corporation | $16.49 | 1 |
What the 2025 payments were for
- Food and Beverage$88.29 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nurse practitioners in Chester
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