Matthew Joseph Keller
NPI 1063092187ActiveIndividual· Hospitalist· Sun City, AZ
Hospitalist in Sun City, Arizona, trained at Arizona College of Osteopathic Medicine Mid Western University (class of 2021). In 2024 Medicare paid $21,786 for 88 patients, and Part D covered 114 of their prescriptions, 88% of them generic. Novartis Pharmaceuticals Corporation reported $30.05 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1063092187 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 12, 2021 |
| Last updated in NPPES | Aug 14, 2024 |
| Certified by provider | Aug 14, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 011021 | AZ |
| Internal Medicine | 207R00000X | 011021 | AZ |
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 - Hospitalist (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 259 across 6 procedure codes |
| Paid by Medicare | $21,786 |
Part D prescriptions in 2024
| Prescriptions (claims) | 114 · 121 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $6,852 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Arizona College of Osteopathic Medicine Mid Western University |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Hospitalist |
Medical group
- Banner Hospital Based Physicians Arizona LLCGlendale, AZ · 637 clinicians
Hospital affiliation
- Banner Boswell Medical CenterSun City, AZ
Industry payments (Open Payments)
- 2025$30.05 · 1 payment from 1 company
- 2024$304.75 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $30.05 | 1 |
What the 2025 payments were for
- Food and Beverage$30.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 hospitalists in Sun City · All hospitalists in Arizona