Wislise Nadege Zamor-Nelson, NP
NPI 1457014300ActiveIndividual· Nurse Practitioner, Family· Vacaville, CA
Nurse Practitioner, Family (NP) with Northbay Physicians Surgery Center, LLC and 1 other group, practicing in Vacaville, California. Their prescriptions cost Medicare Part D more than their services did: $23,458 for 251 claims, against $3,583 paid for services in 2024. Astellas Pharma US Inc was the largest of 3 companies reporting payments in 2025, $220.38 in all, mostly food and beverage.
Overview
| NPI | 1457014300 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Oct 18, 2021 |
| Last updated in NPPES | Aug 6, 2026 |
| Certified by provider | Aug 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | F02210913 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 40 |
|---|---|
| Services billed | 75 across 17 procedure codes |
| Paid by Medicare | $3,583 |
Part D prescriptions in 2024
| Prescriptions (claims) | 251 · 410 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $23,458 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Northbay Physicians Surgery Center, LLCFairfield, CA · 324 clinicians
- Northbay Health Medical FoundationFairfield, CA · 213 clinicians
Industry payments (Open Payments)
- 2025$220.38 · 5 payments from 3 companies
- 2024$24.09 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $107.31 | 1 |
| Dexcom, Inc. | $56.66 | 2 |
| Biogen, Inc. | $56.41 | 2 |
What the 2025 payments were for
- Food and Beverage$220.38 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 family nurse practitioners in Vacaville · All family nurse practitioners in California