William Paul Hennon, MD
NPI 1295149896ActiveIndividual· Internal Medicine· Glendale, AZ
Internal Medicine (MD) in Glendale, Arizona, licensed in SC and IL, with an NPI issued in June 2014. Their prescriptions cost Medicare Part D more than their services did: $165,680 for 2,322 claims, against $43,661 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 5 companies reporting payments in 2025, $176.54 in all, mostly food and beverage. Lists Banner Thunderbird Medical Center as a hospital affiliation.
Overview
| NPI | 1295149896 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 12, 2014 |
| Last updated in NPPES | Feb 13, 2025 |
| Certified by provider | Feb 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | LL37116 | SC |
| Hospitalist | 208M00000X | 036142905 | IL |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 156 |
|---|---|
| Services billed | 975 across 54 procedure codes |
| Paid by Medicare | $43,661 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,322 · 5,024 30-day fills |
|---|---|
| Patients | 273 |
| Total drug cost | $165,680 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
- Banner Thunderbird Medical CenterGlendale, AZ
Industry payments (Open Payments)
- 2025$176.54 · 10 payments from 5 companies
- 2024$523.88 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $63.60 | 4 |
| Novo Nordisk Inc | $57.48 | 3 |
| Abbott Laboratories | $21.02 | 1 |
| Inspire Medical Systems, Inc. | $20.72 | 1 |
| Pfizer Inc. | $13.72 | 1 |
What the 2025 payments were for
- Food and Beverage$176.54 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 126 internal medicine physicians in Glendale · All internal medicine physicians in Arizona