#51 Knee
#58 Hip

Dr. Mark Herr, MD

Orthopedic Surgery
51 procedures 1 hospital Rochester, MN
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
Hip 18 vs 36 avg (4,526 surgeons)
Knee 33 vs 45 avg (6,720 surgeons)

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

Knee Replacement
33 verified cases
#51 in Minnesota
Hip Replacement
18 verified cases
#58 in Minnesota
Estimated total: 140 – 150 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. Herr Compares

Procedure volume compared to the Minnesota state average.

Hip Below Avg
18 Avg: 27
Knee Average
33 Avg: 32
Dr. Herr Minnesota Average

Contact & Location

Phone: 507-529-6650
1650 4th St Se
Rochester, MN 55904
NPI: 1477532711
Credentials: MD
Active Medicare provider (NPI verified)
20 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. 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.

Years of Data 11
2023 Volume 51
Peak Volume 60 (2016)
Trend Growing

Hospital Affiliations & Quality

H
Olmsted Medical Center
★★★★☆
Rochester, MN
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. 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.

SurgeonProceduresSpecialties
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

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. Mark Herr, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/mn/dr-mark-herr-rochester.html

Link: https://orthoprocedures.com/surgeons/mn/dr-mark-herr-rochester.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.