Dr. Louis Mendella, DO

Orthopedic Surgery
142 procedures 2 hospitals Mattoon, IL
Latest available Medicare data — updated April 2026
Growing Volume Top 10% Nationally

Contact & Location

Phone: 217-238-3435
Practice phone listed in the NPI registry
1004 Health Center Dr Ste 100
Mattoon, IL 61938
NPI: 1912947854
Credentials: DO
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed DO
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Hip 31 vs 36 avg (4,532 surgeons)
Knee 91 vs 45 avg (6,599 surgeons)
Shoulder 20 vs 29 avg (2,213 surgeons)

Dr. Louis Mendella is a board-certified orthopedic surgeon practicing in Mattoon, Illinois. A Medicare provider since 2006, Dr. Mendella has completed 91 knee replacements (#37 in Illinois), 31 hip replacements, and 20 shoulder replacements, totaling 142 Medicare-verified procedures.

In Illinois, Dr. Mendella performs above average in knee (91 vs 50 avg), below average in hip (31 vs 39 avg), below average in shoulder (20 vs 27 avg).

Dr. Mendella performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (91 cases), followed by hip replacements (31) and shoulder replacements (20).

Mattoon is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Mattoon area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Mendella extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 78 to 142 in the most recent data, a 82% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Mendella's 91 verified procedures is more than 2x the national average of 45.

Verified Medicare Cases

Knee Replacement
91 verified cases
#37 in Illinois
Hip Replacement
31 verified cases
#92 in Illinois
Shoulder Replacement
20 verified cases
#48 in Illinois
Estimated total: 380 – 430 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. Mendella Compares

Procedure volume compared to the Illinois state average.

Hip Below Avg
31 Avg: 39
Knee High
91 Avg: 50
Shoulder Below Avg
20 Avg: 27
Dr. Mendella Illinois Average

Volume Trend Analysis

Dr. Mendella's Medicare-recorded procedure volume has trended upward over 12 years, increasing 82% from 78 procedures in 2013 to 142 in the most recent data.

Years of Data 12
2024 Volume 142
Peak Volume 163 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Sarah Bush Lincoln Health Center
2/5
Mattoon, IL
Similar to national avg
H
St Anthonys Memorial Hospital
3/5
Effingham, IL
Low case volume

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 Knee Replacement

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

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. Mendella

How does Dr. Mendella's procedure volume compare to other Illinois surgeons?

Dr. Mendella has performed 142 Medicare-verified joint replacement procedures. This is more than 2x the Illinois average of 69 procedures per surgeon. Dr. Mendella ranks #40 out of 316 orthopedic surgeons in Illinois.

What types of joint replacement does Dr. Mendella perform?

Dr. Mendella performs all three major joint replacement procedures: knee replacement (91 cases), hip replacement (31 cases), shoulder replacement (20 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.

Are there other orthopedic surgeons near Dr. Mendella in Mattoon?

Yes. There are 3 orthopedic surgeons in Mattoon 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 Illinois surgeons.

What does the Medicare data for Dr. Mendella 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. Mendella's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 142 procedures shown here.

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

Yes. Dr. Mendella's Medicare-recorded volume has increased from 78 procedures in 2013 to 142 in the most recent data, a 82% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 163 procedures in 2023.

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

Yes. Dr. Mendella's Medicare data shows procedures in knee replacement (91 cases), hip replacement (31 cases), shoulder replacement (20 cases). Performing all three major joint replacements places Dr. Mendella among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.

Which hospitals is Dr. Mendella affiliated with?

According to CMS facility affiliation data, Dr. Mendella is affiliated with Sarah Bush Lincoln Health Center, St Anthonys Memorial Hospital.

How does Dr. Mendella compare to other orthopedic surgeons in Mattoon?

Among the 3 orthopedic surgeons in Mattoon, Dr. Mendella ranks #1 by total Medicare procedure volume. Dr. Mendella has the highest verified Medicare volume in the city.

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

Sarah Bush Lincoln Health Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average); St Anthonys Memorial Hospital (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in Mattoon, Illinois

Dr. Mendella's 142 Medicare procedures are above the Mattoon average of 81. The table below compares verified procedure volumes for orthopedic surgeons practicing in Mattoon.

SurgeonProceduresSpecialties
Dr. Eric Brewer 77 Hip, Knee, Shoulder
Dr. Jeremy Stevens 23 Knee, Shoulder

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. Louis Mendella, DO -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/il/dr-louis-mendella-mattoon.html

Link: https://orthoprocedures.com/surgeons/il/dr-louis-mendella-mattoon.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.