#117 in Arizona
Knee

Dr. Benjamin MacQueen, MD

Orthopedic Surgery
20 procedures 2 hospitals San Tan Valley, AZ
Latest available Medicare data — updated April 2026
Rising Star
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Knee 20 vs 45 avg (6,720 surgeons)

Dr. Benjamin MacQueen is a board-certified orthopedic surgeon practicing in San Tan Valley, Arizona. A Medicare provider since 2007, Dr. MacQueen has performed 20 Medicare-verified knee replacements, ranking #117 in Arizona.

In Arizona, Dr. MacQueen performs below average in knee (20 vs 49 avg).

Dr. MacQueen's Medicare data shows a focused knee replacement practice with 20 verified procedures. 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.

Dr. MacQueen is the only orthopedic surgeon in San Tan Valley represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.

Medicare records for Dr. MacQueen extend back to 2017, covering 4 years of data. Over that period, recorded procedure volume increased from 11 to 20 in the most recent data, a 82% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. MacQueen's 20 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Knee Replacement
20 verified cases
#117 in Arizona
Estimated total: 50 – 60 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.

How Dr. MacQueen Compares

Procedure volume compared to the Arizona state average.

Knee Below Avg
20 Avg: 49
Dr. MacQueen Arizona Average

Contact & Location

Phone: 480-964-2908
40601 N Gantzel Rd Ste 103
San Tan Valley, AZ 85140
NPI: 1336357151
Credentials: MD
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. MacQueen's Medicare-recorded procedure volume has trended upward over 4 years, increasing 82% from 11 procedures in 2017 to 20 in the most recent data.

Years of Data 4
2023 Volume 20
Peak Volume 20 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Dignity Health Arizona General Hospital
★★★☆☆
Mesa, AZ
H
Mercy Gilbert Medical Center
★★★★★
Gilbert, AZ
Similar to national avg

Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

Individual recovery varies based on overall health, age, and adherence to physical therapy. View full knee replacement recovery guide and product recommendations

Frequently Asked Questions About Dr. MacQueen

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

Dr. MacQueen has performed 20 Medicare-verified joint replacement procedures. The Arizona average is 68 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. MacQueen ranks #155 out of 193 orthopedic surgeons in Arizona.

What types of joint replacement does Dr. MacQueen perform?

Dr. MacQueen's reported Medicare volume is focused on knee replacement, with 20 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Where is Dr. MacQueen's practice located?

Dr. MacQueen practices in San Tan Valley, Arizona. The office is located at 40601 N Gantzel Rd Ste 103, San Tan Valley, AZ 85140. Patients in the surrounding area can consult Dr. MacQueen for joint replacement evaluation.

What does the Medicare data for Dr. MacQueen represent?

The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. MacQueen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 20 procedures shown here.

Has Dr. MacQueen's procedure volume changed over time?

Yes. Dr. MacQueen's Medicare-recorded volume has increased from 11 procedures in 2017 to 20 in the most recent data, a 82% increase over 4 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 20 procedures in 2023.

Which hospitals is Dr. MacQueen affiliated with?

According to CMS facility affiliation data, Dr. MacQueen is affiliated with Dignity Health Arizona General Hospital, Mercy Gilbert Medical Center.

What are the quality ratings for hospitals where Dr. MacQueen practices?

Dignity Health Arizona General Hospital (3 out of 5 CMS stars); Mercy Gilbert Medical Center (5 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Benjamin MacQueen, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/az/dr-benjamin-macqueen-san-tan-valley.html

Link: https://orthoprocedures.com/surgeons/az/dr-benjamin-macqueen-san-tan-valley.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

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 one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.