Margaret Lynn Zak, CNP
NPI 1194713966ActiveIndividual· Nurse Practitioner· Willoughby Hills, OH
Nurse Practitioner (CNP) in Willoughby Hills, Ohio, licensed in OH, with an NPI issued in October 2005. Enrolled in Medicare as practitioner - nurse practitioner. Zoll Services LLC (A/K/A Zoll Lifecor Corp) reported $15.75 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1194713966 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Oct 6, 2005 |
| Last updated in NPPES | Sep 4, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | NP06973 | OH |
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 (OH) |
|---|
Industry payments (Open Payments)
- 2025$15.75 · 3 payments from 1 company
- 2024$14.65 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $15.75 | 3 |
What the 2025 payments were for
- Food and Beverage$15.75 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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