Dr. Laura Matsen Ko, MD
Dr. Laura Matsen Ko is a board-certified orthopedic surgeon practicing in Seattle, Washington. Dr. Matsen Ko has performed 48 Medicare-verified knee replacements (#45 in Washington) and 42 hip replacements, for a combined total of 90 procedures.
In Washington, Dr. Matsen Ko performs near average in knee (48 vs 42 avg), near average in hip (42 vs 38 avg).
Dr. Matsen Ko's reported Medicare volume is split between knee replacements (48 cases) and hip replacements (42 cases).
Seattle is home to 34 orthopedic surgeons in the current Medicare dataset. Patients in the Seattle area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Matsen Ko's Medicare record spans 10 years from 2014 through 2023. Procedure volume has remained consistent during that period, ranging from 45 to 144 procedures per year, reflecting a steady joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Matsen Ko's 48 verified procedures is near the national average of 45.
Verified Medicare Cases
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. Matsen Ko Compares
Procedure volume compared to the Washington state average.
Contact & Location
Seattle, WA 98122
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Matsen Ko's procedure volume has been consistent across 10 years of Medicare data, ranging from 45 to 144 procedures per year. This stability suggests a well-established joint replacement practice.
Hospital Affiliations & Quality
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:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
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. Matsen Ko
How does Dr. Matsen Ko's procedure volume compare to other Washington surgeons?
Dr. Matsen Ko has performed 90 Medicare-verified joint replacement procedures. This is significantly above the Washington average of 59 procedures per surgeon. Dr. Matsen Ko ranks #43 out of 202 orthopedic surgeons in Washington.
What types of joint replacement does Dr. Matsen Ko perform?
Dr. Matsen Ko's Medicare data shows procedures in knee replacement (48 cases) and hip replacement (42 cases).
Are there other orthopedic surgeons near Dr. Matsen Ko in Seattle?
Yes. There are 34 orthopedic surgeons in Seattle 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. Matsen Ko 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. Matsen Ko's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 90 procedures shown here.
Has Dr. Matsen Ko's procedure volume changed over time?
Dr. Matsen Ko's procedure volume has been relatively stable over 10 years of Medicare data, ranging from 45 to 144 procedures per year between 2014 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Matsen Ko perform more than one type of joint replacement?
Yes. Dr. Matsen Ko's Medicare data shows procedures in knee replacement (48 cases), hip replacement (42 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Matsen Ko affiliated with?
According to CMS facility affiliation data, Dr. Matsen Ko is affiliated with Swedish Medical Center, Olympic Medical Center, Jefferson Healthcare.
How does Dr. Matsen Ko compare to other orthopedic surgeons in Seattle?
Among the 34 orthopedic surgeons in Seattle, Dr. Matsen Ko ranks #8 by total Medicare procedure volume. The highest-volume surgeon in Seattle has 160 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Matsen Ko practices?
Swedish Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Olympic Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); Jefferson Healthcare (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 Seattle, Washington
Dr. Matsen Ko's 90 Medicare procedures are below the Seattle average of 125. The table below compares verified procedure volumes for orthopedic surgeons practicing in Seattle.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Navin Fernando | 160 | Hip, Knee |
| Dr. Jonathan Clabeaux | 160 | Hip, Knee |
| Dr. Frederick Lee | 143 | Hip, Knee |
| Dr. James Crutcher | 127 | Hip, Knee |
| Dr. Paul Manner | 100 | Hip, Knee |
| Dr. Calvin Schlepp | 96 | Hip, Knee |
Patient Reviews & Ratings
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