Delbert Matthew Maddox, DO
NPI 1871564294ActiveIndividual· Orthopaedic Surgery· Glendale, AZ
Orthopaedic Surgery (DO) in Glendale, Arizona, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 1983). 427 Medicare patients in 2024, $190,481 paid; all of their 669 Part D prescriptions were generic. Zimmer Biomet Holdings, Inc. was the largest of 2 companies reporting payments in 2025, $295.22 in all, mostly food and beverage.
Overview
| NPI | 1871564294 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Feb 1, 2006 |
| Last updated in NPPES | Aug 16, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 2684 | 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 - Orthopedic Surgery (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 427 |
|---|---|
| Services billed | 11,676 across 45 procedure codes |
| Paid by Medicare | $190,481 |
Part D prescriptions in 2024
| Prescriptions (claims) | 669 · 786 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $3,106 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Honorhealth AmbulatoryScottsdale, AZ · 630 clinicians
Hospital affiliations
- Honor Health John C. Lincoln Medical CenterPhoenix, AZ
- Honorhealth Deer Valley Medical CenterPhoenix, AZ
Other facilities
- Scottsdale Healthcare Home HealthHome health agency · Scottsdale, AZ
Industry payments (Open Payments)
- 2025$295.22 · 2 payments from 2 companies
- 2024$1,093 · 8 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $176.87 | 1 |
| Stryker Corporation | $118.35 | 1 |
What the 2025 payments were for
- Food and Beverage$295.22 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 orthopedic surgeons in Glendale · All orthopedic surgeons in Arizona