Jennifer Ann Duncan, N.P
NPI 1043495021ActiveIndividual· Nurse Practitioner· Marysville, CA
Nurse Practitioner (N.P) with Adventist Health Physicians Network and 1 other group, practicing in Marysville, California. Their prescriptions cost Medicare Part D more than their services did: $184,917 for 2,003 claims, against $19,658 paid for services in 2024. Exact Sciences Corporation was the largest of 7 companies reporting payments in 2025, $137.66 in all, mostly food and beverage. Lists Adventist Health and Rideout and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1043495021 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | N.P |
| Sole proprietor | No |
| NPI issued | Jan 8, 2008 |
| Last updated in NPPES | Sep 13, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | NP17832 | 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 | 102 |
|---|---|
| Services billed | 683 across 8 procedure codes |
| Paid by Medicare | $19,658 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,003 · 3,709 30-day fills |
|---|---|
| Patients | 239 |
| Total drug cost | $184,917 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Adventist Health Physicians NetworkSaint Helena, CA · 628 clinicians
- Ampla HealthOroville, CA · 101 clinicians
Hospital affiliations
- Adventist Health and RideoutMarysville, CA
- Colusa Medical CenterColusa, CA
- Oroville HospitalOroville, CA
Other facilities
- Aspire Home Healthcare of Northern California, IncHome health agency · Yuba City, CA
- Colusa Medical Center Home HealthHome health agency · Colusa, CA
Industry payments (Open Payments)
- 2025$137.66 · 8 payments from 7 companies
- 2024$249.89 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $32.08 | 2 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $21.48 | 1 |
| Hologic Sales and Service, LLC | $20.12 | 1 |
| Sanofi Pasteur Inc. | $17.45 | 1 |
| Amgen Inc. | $16.82 | 1 |
What the 2025 payments were for
- Food and Beverage$137.66 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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