Dr. Delbert Maddox, DO

Orthopedic Surgery

Dr. Delbert Maddox is a board-certified orthopedic surgeon practicing in Glendale, Arizona. In 2023, Dr. Maddox performed 51 Medicare-verified knee replacements, ranking #55 in Arizona.

Dr. Maddox's 51 Medicare procedures are near the Arizona median of 46. The state has 190 orthopedic surgeons in the current Medicare dataset. Medicare fee-for-service data captures roughly 33–37% of all joint replacements, so total surgical volume is likely higher.

Dr. Maddox's Medicare data shows a focused knee replacement practice with 51 verified procedures in 2023. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.

Glendale is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Glendale area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Verified Medicare Cases (2023)

Knee Replacement
51 verified cases
#55 in Arizona
Estimated total: 140 – 150 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
How is this estimated?

Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.

Hospital Affiliations

H
Honorhealth Deer Valley Medical Center
Phoenix, AZ
H
Honorhealth John C. Lincoln Medical Center
Phoenix, AZ

Verified Case Volume Trends (2013-2023)

Frequently Asked Questions About Dr. Maddox

How does Dr. Maddox's procedure volume compare to other Arizona surgeons?

In 2023, Dr. Maddox performed 51 Medicare-verified joint replacement procedures. The Arizona average is 67 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Maddox ranks #87 out of 190 orthopedic surgeons in Arizona.

What types of joint replacement does Dr. Maddox perform?

Dr. Maddox's reported Medicare volume is focused on knee replacement, with 51 verified procedures in 2023. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Maddox in Glendale?

Yes. There are 4 orthopedic surgeons in Glendale in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all Arizona surgeons.

What does the Medicare data for Dr. Maddox represent?

The procedure counts shown are based on Medicare Part B fee-for-service claims data for 2023, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Maddox's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 51 procedures shown here.

Other Orthopedic Surgeons in Glendale, Arizona

Compare Dr. Maddox's volume with other surgeons practicing in Glendale.

SurgeonProceduresSpecialties
Dr. Brent Hansen 89 Hip, Knee, Shoulder
Dr. Mark Allen 41 Hip, Knee
Dr. David Burk 37 Hip, Knee

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Contact & Location

📞 Phone: 602-588-4040
4344 W Bell Road
Glendale, AZ 85308
NPI: 1871564294
Credentials: DO
✅ Active Medicare provider (NPI verified)
📅 20 years of practice experience
🎓 Licensed DO
🏥 Licensed surgical specialist
🦴 Board-certified orthopedic surgeon
📞 Contact information available
Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately 33–37% of all joint replacement procedures nationwide (63% of Medicare fee-for-service). Always consult with healthcare providers to make informed decisions about your care.