#24 in South Dakota
Knee

Dr. Benjamin Walters, D.O.

Orthopedic Surgery
33 procedures 4 hospitals Sioux Falls, SD
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 33 vs 45 avg (6,720 surgeons)

Dr. Benjamin Walters is a board-certified orthopedic surgeon practicing in Sioux Falls, South Dakota. Dr. Walters has performed 33 Medicare-verified knee replacements, ranking #24 in South Dakota.

In South Dakota, Dr. Walters performs below average in knee (33 vs 45 avg).

Dr. Walters's Medicare data shows a focused knee replacement practice with 33 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.

Sioux Falls is home to 20 orthopedic surgeons in the current Medicare dataset. Patients in the Sioux Falls area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Walters extend back to 2021, covering 3 years of data. Over that period, recorded procedure volume increased from 18 to 33 in the most recent data, a 83% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Walters'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
#24 in South Dakota
Estimated total: 90 – 100 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. Walters Compares

Procedure volume compared to the South Dakota state average.

Knee Below Avg
33 Avg: 45
Dr. Walters South Dakota Average

Contact & Location

6100 S Louise Ave Ste 2100
Sioux Falls, SD 57108
NPI: 1215385232
Credentials: D.O.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Walters's Medicare-recorded procedure volume has trended upward over 3 years, increasing 83% from 18 procedures in 2021 to 33 in the most recent data.

Years of Data 3
2023 Volume 33
Peak Volume 44 (2022)
Trend Growing

Hospital Affiliations & Quality

H
Avera Mckennan Hospital & University Health Center
★★★☆☆
Sioux Falls, SD
Similar to national avg
H
Madison Regional Health System
Madison, SD
H
Avera St Mary'S Hospital
★★★☆☆
Pierre, SD
Similar to national avg
H
Avera Dells Area Hospital - Cah
Dell Rapids, SD

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. Walters

How does Dr. Walters's procedure volume compare to other South Dakota surgeons?

Dr. Walters has performed 33 Medicare-verified joint replacement procedures. The South Dakota average is 72 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Walters ranks #41 out of 51 orthopedic surgeons in South Dakota.

What types of joint replacement does Dr. Walters perform?

Dr. Walters's reported Medicare volume is focused on knee replacement, with 33 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Walters in Sioux Falls?

Yes. There are 20 orthopedic surgeons in Sioux Falls 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 South Dakota surgeons.

What does the Medicare data for Dr. Walters 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. Walters's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 33 procedures shown here.

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

Yes. Dr. Walters's Medicare-recorded volume has increased from 18 procedures in 2021 to 33 in the most recent data, a 83% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 44 procedures in 2022.

Which hospitals is Dr. Walters affiliated with?

According to CMS facility affiliation data, Dr. Walters is affiliated with Avera Mckennan Hospital & University Health Center, Madison Regional Health System, Avera St Mary'S Hospital, Avera Dells Area Hospital - Cah.

How does Dr. Walters compare to other orthopedic surgeons in Sioux Falls?

Among the 20 orthopedic surgeons in Sioux Falls, Dr. Walters ranks #18 by total Medicare procedure volume. The highest-volume surgeon in Sioux Falls has 336 verified Medicare procedures.

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

Avera Mckennan Hospital & University Health Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Avera St Mary'S Hospital (3 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 Sioux Falls, South Dakota

Dr. Walters's 33 Medicare procedures are below the Sioux Falls average of 158. The table below compares verified procedure volumes for orthopedic surgeons practicing in Sioux Falls.

SurgeonProceduresSpecialties
Dr. Michael Adler 336 Hip, Knee
Dr. Corey Rothrock 227 Hip, Knee
Dr. Timothy Walker 164 Hip, Knee
Dr. Travis Liddell 126 Hip, Knee, Shoulder
Dr. Joshua Johnson 114 Hip, Knee
Dr. Carl Bechtold 104 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. Benjamin Walters, D.O. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/sd/dr-benjamin-walters-sioux-falls.html

Link: https://orthoprocedures.com/surgeons/sd/dr-benjamin-walters-sioux-falls.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.