Dr. Mark Herr, MD
Dr. Mark Herr is a board-certified orthopedic surgeon practicing in Rochester, Minnesota. A Medicare provider since 2006, Dr. Herr has performed 33 Medicare-verified knee replacements (#51 in Minnesota) and 18 hip replacements, for a combined total of 51 procedures.
In Minnesota, Dr. Herr performs near average in knee (33 vs 32 avg), below average in hip (18 vs 27 avg).
Dr. Herr's reported Medicare volume is split between knee replacements (33 cases) and hip replacements (18 cases).
Rochester is home to 23 orthopedic surgeons in the current Medicare dataset. Patients in the Rochester area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Herr extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 42 to 51 in the most recent data, a 21% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Herr's 33 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. Herr Compares
Procedure volume compared to the Minnesota state average.
Contact & Location
Rochester, MN 55904
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Herr's Medicare-recorded procedure volume has trended upward over 11 years, increasing 21% from 42 procedures in 2013 to 51 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.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
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 Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
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. Herr
How does Dr. Herr's procedure volume compare to other Minnesota surgeons?
Dr. Herr has performed 51 Medicare-verified joint replacement procedures. This is in line with the Minnesota average of 47 procedures per surgeon. Dr. Herr ranks #63 out of 179 orthopedic surgeons in Minnesota.
What types of joint replacement does Dr. Herr perform?
Dr. Herr's Medicare data shows procedures in knee replacement (33 cases) and hip replacement (18 cases).
Are there other orthopedic surgeons near Dr. Herr in Rochester?
Yes. There are 23 orthopedic surgeons in Rochester 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 Minnesota surgeons.
What does the Medicare data for Dr. Herr 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. Herr's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 51 procedures shown here.
Has Dr. Herr's procedure volume changed over time?
Yes. Dr. Herr's Medicare-recorded volume has increased from 42 procedures in 2013 to 51 in the most recent data, a 21% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 60 procedures in 2016.
Does Dr. Herr perform more than one type of joint replacement?
Yes. Dr. Herr's Medicare data shows procedures in knee replacement (33 cases), hip replacement (18 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Herr affiliated with?
According to CMS facility affiliation data, Dr. Herr is affiliated with Olmsted Medical Center.
How does Dr. Herr compare to other orthopedic surgeons in Rochester?
Among the 23 orthopedic surgeons in Rochester, Dr. Herr ranks #20 by total Medicare procedure volume. The highest-volume surgeon in Rochester has 198 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Herr practices?
Olmsted Medical Center (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 Rochester, Minnesota
Dr. Herr's 51 Medicare procedures are below the Rochester average of 131. The table below compares verified procedure volumes for orthopedic surgeons practicing in Rochester.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Paul Sousa | 198 | Hip, Knee |
| Dr. Robert Trousdale | 174 | Hip, Knee |
| Dr. Michael Taunton | 146 | Hip, Knee |
| Dr. John Sperling | 122 | Shoulder |
| Dr. Kevin Perry | 121 | Hip, Knee |
| Dr. Matthew Tetreault | 106 | Hip, Knee |
Patient Reviews & Ratings
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