Charles Herbert Willett, PA-C
NPI 1700439874ActiveIndividual· Physician Assistant, Surgical· Gilbert, AZ
Physician Assistant, Surgical (PA-C) with Banner Cancer Center Specialists LLC, practicing in Gilbert, Arizona. Their prescriptions cost Medicare Part D more than their services did: $40,823 for 406 claims, against $12,748 paid for services in 2024. Sumitomo Pharma America, Inc. was the largest of 2 companies reporting payments in 2025, $206.52 in all, mostly food and beverage. Lists Banner Gateway Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1700439874 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jul 18, 2019 |
| Last updated in NPPES | Jan 18, 2022 |
| Certified by provider | Jan 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 8876 | AZ |
| Physician Assistant, Surgical | 363AS0400X | — | — |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 147 |
|---|---|
| Services billed | 255 across 36 procedure codes |
| Paid by Medicare | $12,748 |
Part D prescriptions in 2024
| Prescriptions (claims) | 406 · 598 30-day fills |
|---|---|
| Patients | 188 |
| Total drug cost | $40,823 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Banner Cancer Center Specialists LLCGilbert, AZ · 344 clinicians
Hospital affiliations
- Banner Gateway Medical CenterGilbert, AZ
- Banner Thunderbird Medical CenterGlendale, AZ
Industry payments (Open Payments)
- 2025$206.52 · 3 payments from 2 companies
- 2024$990.46 · 6 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $189.62 | 2 |
| Caris Mpi, Inc. | $16.90 | 1 |
What the 2025 payments were for
- Food and Beverage$206.52 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 surgical physician assistants in Gilbert · All surgical physician assistants in Arizona