Dr. Mark Spangehl, M.D.
Contact & Location
480-301-8000
Phoenix, AZ 85054
About Dr. Spangehl
Dr. Mark Spangehl is a board-certified orthopedic surgeon practicing in Phoenix, Arizona. A Medicare provider since 2005, Dr. Spangehl performed 45 Medicare-verified knee replacements (#59 in Arizona) and 45 hip replacements in the latest annual CMS data, for a combined total of 90 procedures.
In Arizona, Dr. Spangehl performs near the state average in knee (45 vs 49), near the state average in hip (45 vs 40).
Dr. Spangehl's reported Medicare volume is split between knee replacements (45 cases) and hip replacements (45 cases).
Phoenix is home to 51 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. Spangehl's Medicare data spans 12 years, beginning in 2013. Volume peaked at 181 procedures in 2022 before settling at 90 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 4,532 hip replacement surgeons tracked nationally, Dr. Spangehl's 45 verified procedures is above the national average of 36.
Verified Case Volume Trends (2013-Current)
| Year | Hip Replacement | Knee Replacement |
|---|---|---|
| 2013 | 53 | 45 |
| 2014 | 59 | 62 |
| 2015 | 78 | 54 |
| 2016 | 74 | 60 |
| 2017 | 64 | 61 |
| 2018 | 73 | 59 |
| 2019 | 55 | 53 |
| 2020 | 56 | 30 |
| 2021 | 84 | 57 |
| 2022 | 105 | 76 |
| 2023 | 59 | 79 |
| 2024 | 45 | 45 |
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. Spangehl Compares
Procedure volume compared to the Arizona state average.
Volume Trend Analysis
Dr. Spangehl's recorded volume peaked at 181 procedures in 2022 and stood at 90 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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Spangehl
How does Dr. Spangehl's procedure volume compare to other Arizona surgeons?
Dr. Spangehl has performed 90 Medicare-verified joint replacement procedures. This is in line with the Arizona average of 72 procedures per surgeon. Dr. Spangehl ranks #52 out of 191 orthopedic surgeons in Arizona.
What types of joint replacement does Dr. Spangehl perform?
Dr. Spangehl's Medicare data shows procedures in knee replacement (45 cases) and hip replacement (45 cases).
Are there other orthopedic surgeons near Dr. Spangehl in Phoenix?
Yes. There are 51 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. Spangehl 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. Spangehl's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 90 procedures shown here.
Has Dr. Spangehl's procedure volume changed over time?
Dr. Spangehl's Medicare-recorded volume peaked at 181 procedures in 2022 and was 90 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. Spangehl perform more than one type of joint replacement?
Yes. Dr. Spangehl's Medicare data shows procedures in knee replacement (45 cases), hip replacement (45 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Spangehl affiliated with?
According to CMS facility affiliation data, Dr. Spangehl is affiliated with Mayo Clinic Hospital.
How does Dr. Spangehl compare to other orthopedic surgeons in Phoenix?
Among the 51 orthopedic surgeons in Phoenix, Dr. Spangehl ranks #13 by total Medicare procedure volume. The highest-volume surgeon in Phoenix has 234 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Spangehl practices?
Mayo Clinic Hospital (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.
Other Orthopedic Surgeons in Phoenix, Arizona
Dr. Spangehl's 90 Medicare procedures are below the Phoenix average of 147. The table below compares verified procedure volumes for orthopedic surgeons practicing in Phoenix.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Steven Werner | 234 | Hip, Knee |
| Dr. Christina Khoury | 152 | Hip, Knee |
| Dr. Steven Hattrup | 147 | Shoulder |
| Dr. Michael Wilmink | 144 | Hip, Knee |
| Dr. Kenneth Schmidt | 135 | Hip, Knee |
| Dr. Lige Kaplan | 128 | Hip, Knee |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.