Dr. James Mamone, M.D.
Contact & Location
916-797-4725
Roseville, CA 95661
About Dr. Mamone
Dr. James Mamone is a board-certified orthopedic surgeon practicing in Roseville, California. A Medicare provider since 2006, Dr. Mamone performed 42 Medicare-verified knee replacements (#178 in California) and 26 hip replacements in the latest annual CMS data, for a combined total of 68 procedures.
In California, Dr. Mamone performs near the state average in knee (42 vs 47), below the state average in hip (26 vs 41).
Dr. Mamone's reported Medicare volume is split between knee replacements (42 cases) and hip replacements (26 cases).
Roseville is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Roseville area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Mamone extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 53 to 68 in the most recent data, a 28% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Mamone's 42 verified procedures is near the national average of 45.
Verified Case Volume Trends (2013-Current)
| Year | Hip Replacement | Knee Replacement |
|---|---|---|
| 2013 | 12 | 41 |
| 2014 | 14 | 39 |
| 2015 | 30 | 42 |
| 2016 | 37 | 47 |
| 2017 | 34 | 58 |
| 2018 | 40 | 55 |
| 2019 | 31 | 48 |
| 2020 | 23 | 45 |
| 2021 | 39 | 48 |
| 2022 | 22 | 35 |
| 2023 | 13 | 38 |
| 2024 | 26 | 42 |
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. Mamone Compares
Procedure volume compared to the California state average.
Volume Trend Analysis
Dr. Mamone's Medicare-recorded procedure volume has trended upward over 12 years, increasing 28% from 53 procedures in 2013 to 68 in the most recent data.
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. Mamone
How does Dr. Mamone's procedure volume compare to other California surgeons?
Dr. Mamone has performed 68 Medicare-verified joint replacement procedures. This is in line with the California average of 68 procedures per surgeon. Dr. Mamone ranks #204 out of 613 orthopedic surgeons in California.
What types of joint replacement does Dr. Mamone perform?
Dr. Mamone's Medicare data shows procedures in knee replacement (42 cases) and hip replacement (26 cases).
Are there other orthopedic surgeons near Dr. Mamone in Roseville?
Yes. There are 4 orthopedic surgeons in Roseville 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 California surgeons.
What does the Medicare data for Dr. Mamone 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. Mamone's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 68 procedures shown here.
Has Dr. Mamone's procedure volume changed over time?
Yes. Dr. Mamone's Medicare-recorded volume has increased from 53 procedures in 2013 to 68 in the most recent data, a 28% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 95 procedures in 2018.
Does Dr. Mamone perform more than one type of joint replacement?
Yes. Dr. Mamone's Medicare data shows procedures in knee replacement (42 cases), hip replacement (26 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Mamone affiliated with?
According to CMS facility affiliation data, Dr. Mamone is affiliated with Sutter Roseville Medical Center, Sutter Auburn Faith Hospital.
How does Dr. Mamone compare to other orthopedic surgeons in Roseville?
Among the 4 orthopedic surgeons in Roseville, Dr. Mamone ranks #1 by total Medicare procedure volume. Dr. Mamone has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Mamone practices?
Sutter Roseville Medical Center (3 out of 5 CMS stars, hip/knee complication rate above national average); Sutter Auburn Faith Hospital (4 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 Roseville, California
Dr. Mamone's 68 Medicare procedures are above the Roseville average of 57. The table below compares verified procedure volumes for orthopedic surgeons practicing in Roseville.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Andrew Meyers | 63 | Hip, Knee |
| Dr. Kyle McClintock | 50 | Shoulder |
| Dr. Kevin Hansen | 47 | Knee, Shoulder |
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.