Dr. Nathan Harris, M.D.

Orthopedic Surgery
57 procedures 5 hospitals Altoona, WI
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 800-322-1747
Practice phone listed in the NPI registry
1200 Oakleaf Way Ste A
Altoona, WI 54720
NPI: 1043578461
Credentials: M.D.
Active Medicare provider (NPI verified)
14 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 32 vs 36 avg (4,532 surgeons)
Knee 25 vs 45 avg (6,599 surgeons)

Dr. Nathan Harris is a board-certified orthopedic surgeon practicing in Altoona, Wisconsin. A Medicare provider since 2012, Dr. Harris has performed 32 Medicare-verified hip replacements (#35 in Wisconsin) and 25 knee replacements, for a combined total of 57 procedures.

In Wisconsin, Dr. Harris performs near average in hip (32 vs 29 avg), below average in knee (25 vs 36 avg).

Dr. Harris's reported Medicare volume is split between hip replacements (32 cases) and knee replacements (25 cases).

Altoona is home to 7 orthopedic surgeons in the current Medicare dataset. Patients in the Altoona area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Harris extend back to 2019, covering 6 years of data. Over that period, recorded procedure volume increased from 19 to 57 in the most recent data, a 200% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,532 hip replacement surgeons tracked nationally, Dr. Harris's 32 verified procedures is near the national average of 36.

Verified Medicare Cases

Hip Replacement
32 verified cases
#35 in Wisconsin
Knee Replacement
25 verified cases
#82 in Wisconsin
Estimated total: 150 – 170 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. Harris Compares

Procedure volume compared to the Wisconsin state average.

Hip Average
32 Avg: 29
Knee Below Avg
25 Avg: 36
Dr. Harris Wisconsin Average

Volume Trend Analysis

Dr. Harris's Medicare-recorded procedure volume has trended upward over 6 years, increasing 200% from 19 procedures in 2019 to 57 in the most recent data.

Years of Data 6
2024 Volume 57
Peak Volume 57 (2024)
Trend Growing

Hospital Affiliations & Quality

H
Oakleaf Surgical Hospital
Altoona, WI
Similar to national avg
H
Indianhead Medical Center Shell Lake
Shell Lake, WI
H
Adventhealth Durand
Durand, WI
H
Aspirus Medford Hospital & Clinics, Inc
Medford, WI
H
Marshfield Medical Center
2/5
Marshfield, WI
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.

Patient Resources: Preparing for Hip Replacement

If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:

Hip Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:

Week 1-2 Walking with assistive device (walker or cane). Gentle range-of-motion exercises begin. Most patients can manage basic self-care.
Week 3-6 Transition to walking independently. Resume driving short distances. Physical therapy focuses on strength and balance.
Week 7-12 Return to most daily activities and light exercise. Stair climbing improves. Many patients return to desk work.
Month 4-6 Full recovery for most patients. Resume recreational activities, golf, swimming, and low-impact exercise.

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. Harris

How does Dr. Harris's procedure volume compare to other Wisconsin surgeons?

Dr. Harris has performed 57 Medicare-verified joint replacement procedures. This is in line with the Wisconsin average of 51 procedures per surgeon. Dr. Harris ranks #65 out of 189 orthopedic surgeons in Wisconsin.

What types of joint replacement does Dr. Harris perform?

Dr. Harris's Medicare data shows procedures in hip replacement (32 cases) and knee replacement (25 cases).

Are there other orthopedic surgeons near Dr. Harris in Altoona?

Yes. There are 7 orthopedic surgeons in Altoona 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 Wisconsin surgeons.

What does the Medicare data for Dr. Harris 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. Harris's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 57 procedures shown here.

Has Dr. Harris's procedure volume changed over time?

Yes. Dr. Harris's Medicare-recorded volume has increased from 19 procedures in 2019 to 57 in the most recent data, a 200% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 57 procedures in 2024.

Does Dr. Harris perform more than one type of joint replacement?

Yes. Dr. Harris's Medicare data shows procedures in hip replacement (32 cases), knee replacement (25 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Harris affiliated with?

According to CMS facility affiliation data, Dr. Harris is affiliated with Oakleaf Surgical Hospital, Indianhead Medical Center Shell Lake, Adventhealth Durand, Aspirus Medford Hospital & Clinics, Inc, Marshfield Medical Center.

How does Dr. Harris compare to other orthopedic surgeons in Altoona?

Among the 7 orthopedic surgeons in Altoona, Dr. Harris ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Altoona has 77 verified Medicare procedures.

What are the quality ratings for hospitals where Dr. Harris practices?

Oakleaf Surgical Hospital (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 Altoona, Wisconsin

Dr. Harris's 57 Medicare procedures are above the Altoona average of 56. The table below compares verified procedure volumes for orthopedic surgeons practicing in Altoona.

SurgeonProceduresSpecialties
Dr. Nathaniel Stewart 77 Hip, Knee
Dr. Troy Berg 72 Knee
Dr. Brent Carlson 69 Hip, Knee
Dr. Austin Crow 55 Knee, Shoulder
Dr. Evan Peissig 42 Hip, Knee
Dr. Mark McCarthy 19 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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Nathan Harris, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/wi/dr-nathan-harris-altoona.html

Link: https://orthoprocedures.com/surgeons/wi/dr-nathan-harris-altoona.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.