#96 in Washington
Knee

Dr. Casey Cornelius, DO

Orthopedic Surgery
24 procedures 1 hospital Vancouver, WA
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 24 vs 45 avg (6,720 surgeons)

Dr. Casey Cornelius is a board-certified orthopedic surgeon practicing in Vancouver, Washington. Dr. Cornelius has performed 24 Medicare-verified knee replacements, ranking #96 in Washington.

In Washington, Dr. Cornelius performs below average in knee (24 vs 42 avg).

Dr. Cornelius's Medicare data shows a focused knee replacement practice with 24 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.

Vancouver is home to 13 orthopedic surgeons in the current Medicare dataset. Patients in the Vancouver area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Cornelius extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 15 to 24 in the most recent data, a 60% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Cornelius's 24 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
24 verified cases
#96 in Washington
Estimated total: 60 – 70 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. Cornelius Compares

Procedure volume compared to the Washington state average.

Knee Below Avg
24 Avg: 42
Dr. Cornelius Washington Average

Contact & Location

2525 Ne 139th St
Vancouver, WA 98686
NPI: 1164649067
Credentials: DO
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Cornelius's Medicare-recorded procedure volume has trended upward over 11 years, increasing 60% from 15 procedures in 2013 to 24 in the most recent data.

Years of Data 11
2023 Volume 24
Peak Volume 37 (2015)
Trend Growing

Hospital Affiliations & Quality

H
Legacy Salmon Creek Medical Center
★★★★☆
Vancouver, WA
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. Cornelius

How does Dr. Cornelius's procedure volume compare to other Washington surgeons?

Dr. Cornelius has performed 24 Medicare-verified joint replacement procedures. The Washington average is 59 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Cornelius ranks #149 out of 202 orthopedic surgeons in Washington.

What types of joint replacement does Dr. Cornelius perform?

Dr. Cornelius's reported Medicare volume is focused on knee replacement, with 24 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Cornelius in Vancouver?

Yes. There are 13 orthopedic surgeons in Vancouver 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 Washington surgeons.

What does the Medicare data for Dr. Cornelius 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. Cornelius's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 24 procedures shown here.

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

Yes. Dr. Cornelius's Medicare-recorded volume has increased from 15 procedures in 2013 to 24 in the most recent data, a 60% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 37 procedures in 2015.

Which hospitals is Dr. Cornelius affiliated with?

According to CMS facility affiliation data, Dr. Cornelius is affiliated with Legacy Salmon Creek Medical Center.

How does Dr. Cornelius compare to other orthopedic surgeons in Vancouver?

Among the 13 orthopedic surgeons in Vancouver, Dr. Cornelius ranks #10 by total Medicare procedure volume. The highest-volume surgeon in Vancouver has 135 verified Medicare procedures.

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

Legacy Salmon Creek Medical Center (4 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 Vancouver, Washington

Dr. Cornelius's 24 Medicare procedures are below the Vancouver average of 71. The table below compares verified procedure volumes for orthopedic surgeons practicing in Vancouver.

SurgeonProceduresSpecialties
Dr. Stephen Southerland 135 Hip, Knee
Dr. Michael Fraser 109 Hip, Knee
Dr. Todd Borus 99 Hip, Knee
Dr. Donald Roberts 64 Knee
Dr. Gregory Gramstad 37 Shoulder
Dr. Jesse McCarron 30 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. Casey Cornelius, DO -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/wa/dr-casey-cornelius-vancouver.html

Link: https://orthoprocedures.com/surgeons/wa/dr-casey-cornelius-vancouver.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.