#16 in South Dakota
Knee

Dr. Peter Looby, MD

Orthopedic Surgery
45 procedures 5 hospitals Sioux Falls, SD
Latest available Medicare data — updated April 2026
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Knee 45 vs 45 avg (6,720 surgeons)

Dr. Peter Looby is a board-certified orthopedic surgeon practicing in Sioux Falls, South Dakota. Dr. Looby has performed 45 Medicare-verified knee replacements, ranking #16 in South Dakota.

In South Dakota, Dr. Looby performs near average in knee (45 vs 45 avg).

Dr. Looby's Medicare data shows a focused knee replacement practice with 45 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. Dr. Looby also maintains hospital privileges in SD and MN, indicating a regional practice that extends beyond South Dakota.

Dr. Looby's Medicare data spans 11 years, beginning in 2013. Volume peaked at 118 procedures in 2019 before settling at 45 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

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

Verified Medicare Cases

Knee Replacement
45 verified cases
#16 in South Dakota
Estimated total: 120 – 140 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. Looby Compares

Procedure volume compared to the South Dakota state average.

Knee Average
45 Avg: 45
Dr. Looby South Dakota Average

Contact & Location

810 E 23rd St
Sioux Falls, SD 57105
NPI: 1659304749
Credentials: MD
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Looby's recorded volume peaked at 118 procedures in 2019 and stood at 45 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 11
2023 Volume 45
Peak Volume 118 (2019)
Trend Declining

Hospital Affiliations & Quality

H
Brookings Health System
★★★★☆
Brookings, SD
Similar to national avg
H
Sioux Falls Specialty Hospital Llp
Sioux Falls, SD
Similar to national avg
H
Avera Mckennan Hospital & University Health Center
★★★☆☆
Sioux Falls, SD
Similar to national avg
H
Sanford Canby Medical Center
Canby, MN
H
Avera Flandreau Hospital - Cah
Flandreau, 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. Looby

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

Dr. Looby has performed 45 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. Looby ranks #30 out of 51 orthopedic surgeons in South Dakota.

What types of joint replacement does Dr. Looby perform?

Dr. Looby's reported Medicare volume is focused on knee replacement, with 45 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

How experienced is Dr. Looby with knee replacement surgery?

Dr. Looby ranks #16 in South Dakota for knee replacement with 45 Medicare-verified procedures. This high ranking among 51 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Looby 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. Looby 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. Looby's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 45 procedures shown here.

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

Dr. Looby's Medicare-recorded volume peaked at 118 procedures in 2019 and was 45 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

Which hospitals is Dr. Looby affiliated with?

According to CMS facility affiliation data, Dr. Looby is affiliated with Brookings Health System, Sioux Falls Specialty Hospital Llp, Avera Mckennan Hospital & University Health Center, Sanford Canby Medical Center, Avera Flandreau Hospital - Cah. Dr. Looby maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.

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

Among the 20 orthopedic surgeons in Sioux Falls, Dr. Looby ranks #13 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. Looby practices?

Brookings Health System (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Sioux Falls Specialty Hospital Llp (hip/knee complication rate similar to national average); Avera Mckennan Hospital & University Health Center (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. Looby's 45 Medicare procedures are below the Sioux Falls average of 159. 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. Peter Looby, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/sd/dr-peter-looby-sioux-falls.html

Link: https://orthoprocedures.com/surgeons/sd/dr-peter-looby-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.