Dr. Marc Rosen, M.D.
Dr. Marc Rosen is a board-certified orthopedic surgeon practicing in Phoenix, Arizona. A Medicare provider since 2006, Dr. Rosen has performed 27 Medicare-verified knee replacements (#98 in Arizona) and 26 hip replacements, for a combined total of 53 procedures.
In Arizona, Dr. Rosen performs below average in knee (27 vs 49 avg), below average in hip (26 vs 37 avg).
Dr. Rosen's reported Medicare volume is split between knee replacements (27 cases) and hip replacements (26 cases).
Phoenix is home to 53 orthopedic surgeons in the current Medicare dataset. Patients in the Phoenix area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Rosen's Medicare data spans 11 years, beginning in 2013. Volume peaked at 86 procedures in 2018 before settling at 53 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Dr. Rosen's 27 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
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. Rosen Compares
Procedure volume compared to the Arizona state average.
Contact & Location
Phoenix, AZ 85027
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Rosen's recorded volume peaked at 86 procedures in 2018 and stood at 53 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
Hospital Affiliations & Quality
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.
Patient Resources: Preparing for Knee Replacement
If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
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. Rosen
How does Dr. Rosen's procedure volume compare to other Arizona surgeons?
Dr. Rosen has performed 53 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. Rosen ranks #84 out of 193 orthopedic surgeons in Arizona.
What types of joint replacement does Dr. Rosen perform?
Dr. Rosen's Medicare data shows procedures in knee replacement (27 cases) and hip replacement (26 cases).
Are there other orthopedic surgeons near Dr. Rosen in Phoenix?
Yes. There are 53 orthopedic surgeons in Phoenix 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. Rosen 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. Rosen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 53 procedures shown here.
Has Dr. Rosen's procedure volume changed over time?
Dr. Rosen's Medicare-recorded volume peaked at 86 procedures in 2018 and was 53 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.
Does Dr. Rosen perform more than one type of joint replacement?
Yes. Dr. Rosen's Medicare data shows procedures in knee replacement (27 cases), hip replacement (26 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Rosen affiliated with?
According to CMS facility affiliation data, Dr. Rosen is affiliated with Banner Thunderbird Medical Center.
How does Dr. Rosen compare to other orthopedic surgeons in Phoenix?
Among the 53 orthopedic surgeons in Phoenix, Dr. Rosen ranks #22 by total Medicare procedure volume. The highest-volume surgeon in Phoenix has 227 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Rosen practices?
Banner Thunderbird Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Phoenix, Arizona
Dr. Rosen's 53 Medicare procedures are below the Phoenix average of 142. The table below compares verified procedure volumes for orthopedic surgeons practicing in Phoenix.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Steven Werner | 227 | Hip, Knee |
| Dr. Steven Hattrup | 157 | Shoulder |
| Dr. Lige Kaplan | 142 | Hip, Knee |
| Dr. Michael Wilmink | 140 | Hip, Knee |
| Dr. Mark Spangehl | 138 | Hip, Knee |
| Dr. Christina Khoury | 137 | Hip, Knee |
Patient Reviews & Ratings
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