#13 in Wisconsin
Knee

Dr. Troy Berg, M.D.

Orthopedic Surgery
66 procedures 3 hospitals Altoona, WI
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
Knee 66 vs 45 avg (6,720 surgeons)

Dr. Troy Berg is a board-certified orthopedic surgeon practicing in Altoona, Wisconsin. Dr. Berg has performed 66 Medicare-verified knee replacements, ranking #13 in Wisconsin.

In Wisconsin, Dr. Berg performs above average in knee (66 vs 37 avg).

Dr. Berg's Medicare data shows a focused knee replacement practice with 66 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.

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. Berg extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 24 to 66 in the most recent data, a 175% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Berg's 66 verified procedures is above the national average of 45.

Verified Medicare Cases

Knee Replacement
66 verified cases
#13 in Wisconsin
Estimated total: 180 – 200 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. Berg Compares

Procedure volume compared to the Wisconsin state average.

Knee High
66 Avg: 37
Dr. Berg Wisconsin Average

Contact & Location

1200 Oakleaf Way
Altoona, WI 54720
NPI: 1740216845
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Berg's Medicare-recorded procedure volume has trended upward over 11 years, increasing 175% from 24 procedures in 2013 to 66 in the most recent data.

Years of Data 11
2023 Volume 66
Peak Volume 86 (2018)
Trend Growing

Hospital Affiliations & Quality

H
Oakleaf Surgical Hospital
Altoona, WI
Similar to national avg
H
Cumberland Memorial Hospital
Cumberland, WI
Low case volume
H
Mayo Clinic Health System In Eau Claire
★★★★★
Eau Claire, 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.

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. Berg

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

Dr. Berg has performed 66 Medicare-verified joint replacement procedures. This is in line with the Wisconsin average of 52 procedures per surgeon. Dr. Berg ranks #52 out of 185 orthopedic surgeons in Wisconsin.

What types of joint replacement does Dr. Berg perform?

Dr. Berg's reported Medicare volume is focused on knee replacement, with 66 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

How experienced is Dr. Berg with knee replacement surgery?

Dr. Berg ranks #13 in Wisconsin for knee replacement with 66 Medicare-verified procedures. This high ranking among 185 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Berg 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. Berg 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. Berg's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 66 procedures shown here.

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

Yes. Dr. Berg's Medicare-recorded volume has increased from 24 procedures in 2013 to 66 in the most recent data, a 175% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 86 procedures in 2018.

Which hospitals is Dr. Berg affiliated with?

According to CMS facility affiliation data, Dr. Berg is affiliated with Oakleaf Surgical Hospital, Cumberland Memorial Hospital, Mayo Clinic Health System In Eau Claire.

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

Among the 7 orthopedic surgeons in Altoona, Dr. Berg ranks #3 by total Medicare procedure volume. Dr. Berg is among the highest-volume surgeons in Altoona.

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

Oakleaf Surgical Hospital (hip/knee complication rate similar to national average); Cumberland Memorial Hospital (insufficient case volume for complication rate comparison); Mayo Clinic Health System In Eau Claire (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 Altoona, Wisconsin

Dr. Berg's 66 Medicare procedures are above the Altoona average of 52. The table below compares verified procedure volumes for orthopedic surgeons practicing in Altoona.

SurgeonProceduresSpecialties
Dr. Nathaniel Stewart 97 Hip, Knee
Dr. Brent Carlson 68 Hip, Knee
Dr. Nathan Harris 45 Hip, Knee
Dr. Austin Crow 43 Knee
Dr. Evan Peissig 35 Hip, Knee
Dr. Mark McCarthy 12 Shoulder

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. Troy Berg, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/wi/dr-troy-berg-altoona.html

Link: https://orthoprocedures.com/surgeons/wi/dr-troy-berg-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.