Heather Marie Willis, MPAP, PA-C
NPI 1215284096ActiveIndividual· Physician Assistant· San Luis Obispo, CA
Physician Assistant (MPAP, PA-C) with Primary Care Partners - Slo PC, practicing in San Luis Obispo, California. Their prescriptions cost Medicare Part D more than their services did: $284,462 for 1,551 claims, against $33,402 paid for services in 2024. Boston Scientific Corporation was the largest of 5 companies reporting payments in 2025, $292.91 in all, mostly food and beverage. Lists French Hospital Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1215284096 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MPAP, PA-C |
| Sole proprietor | No |
| NPI issued | Aug 10, 2012 |
| Last updated in NPPES | Jan 25, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA21679 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 432 across 22 procedure codes |
| Paid by Medicare | $33,402 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,551 · 3,489 30-day fills |
|---|---|
| Patients | 197 |
| Total drug cost | $284,462 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Primary Care Partners - Slo PCSan Luis Obispo, CA · 4 clinicians
Hospital affiliations
- French Hospital Medical CenterSan Luis Obispo, CA
- Marian Regional Medical CenterSanta Maria, CA
Industry payments (Open Payments)
- 2025$292.91 · 9 payments from 5 companies
- 2024$126.66 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $114.18 | 4 |
| Bioventus LLC | $94.18 | 1 |
| Novo Nordisk Inc | $51.72 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $16.65 | 1 |
| Almatica Pharma LLC | $16.18 | 1 |
What the 2025 payments were for
- Food and Beverage$292.91 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 physician assistants in San Luis Obispo · All physician assistants in California