Margaret C. Keller, APN-CNP
NPI 1063742963ActiveIndividual· Nurse Practitioner· Glenview, IL
Nurse Practitioner (APN-CNP) with Endeavor Health Medical Group, practicing in Glenview, Illinois. 137 Medicare patients in 2024, $14,925 paid; nearly all of their 71 Part D prescriptions were generic (97%). Abbvie Inc. reported $96.91 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1063742963 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN-CNP |
| Sole proprietor | No |
| NPI issued | Dec 28, 2009 |
| Last updated in NPPES | Oct 14, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209007799 | IL |
| Registered Nurse | 163W00000X | 041355500 | 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 | 137 |
|---|---|
| Services billed | 226 across 8 procedure codes |
| Paid by Medicare | $14,925 |
Part D prescriptions in 2024
| Prescriptions (claims) | 71 · 77 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $825.61 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Industry payments (Open Payments)
- 2025$96.91 · 1 payment from 1 company
- 2024$44.61 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $96.91 | 1 |
What the 2025 payments were for
- Food and Beverage$96.91 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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