Dr. John Coen, MD
Dr. John Coen is a board-certified orthopedic surgeon practicing in Oregon City, Oregon. Dr. Coen has performed 43 Medicare-verified hip replacements (#14 in Oregon) and 29 knee replacements, for a combined total of 72 procedures.
In Oregon, Dr. Coen performs above average in hip (43 vs 34 avg), below average in knee (29 vs 38 avg).
Dr. Coen's reported Medicare volume is split between hip replacements (43 cases) and knee replacements (29 cases).
Oregon City is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Oregon City area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Coen's Medicare data spans 11 years, beginning in 2013. Volume peaked at 159 procedures in 2019 before settling at 72 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 4,526 hip replacement surgeons tracked nationally, Dr. Coen's 43 verified procedures is near the national average of 36.
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. Coen Compares
Procedure volume compared to the Oregon state average.
Contact & Location
Oregon City, OR 97045
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Coen's recorded volume peaked at 159 procedures in 2019 and stood at 72 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Coen
How does Dr. Coen's procedure volume compare to other Oregon surgeons?
Dr. Coen has performed 72 Medicare-verified joint replacement procedures. This is in line with the Oregon average of 57 procedures per surgeon. Dr. Coen ranks #30 out of 106 orthopedic surgeons in Oregon.
What types of joint replacement does Dr. Coen perform?
Dr. Coen's Medicare data shows procedures in hip replacement (43 cases) and knee replacement (29 cases).
How experienced is Dr. Coen with hip replacement surgery?
Dr. Coen ranks #14 in Oregon for hip replacement with 43 Medicare-verified procedures. This high ranking among 106 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Coen in Oregon City?
Yes. There are 6 orthopedic surgeons in Oregon City 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 Oregon surgeons.
What does the Medicare data for Dr. Coen 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. Coen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 72 procedures shown here.
Has Dr. Coen's procedure volume changed over time?
Dr. Coen's Medicare-recorded volume peaked at 159 procedures in 2019 and was 72 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.
Does Dr. Coen perform more than one type of joint replacement?
Yes. Dr. Coen's Medicare data shows procedures in hip replacement (43 cases), knee replacement (29 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Coen affiliated with?
According to CMS facility affiliation data, Dr. Coen is affiliated with Providence Willamette Falls Medical Center, Legacy Meridian Park Medical Center.
How does Dr. Coen compare to other orthopedic surgeons in Oregon City?
Among the 6 orthopedic surgeons in Oregon City, Dr. Coen ranks #3 by total Medicare procedure volume. Dr. Coen is among the highest-volume surgeons in Oregon City.
What are the quality ratings for hospitals where Dr. Coen practices?
Providence Willamette Falls Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Legacy Meridian Park Medical Center (2 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 Oregon City, Oregon
Dr. Coen's 72 Medicare procedures are above the Oregon City average of 60. The table below compares verified procedure volumes for orthopedic surgeons practicing in Oregon City.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. James Ballard | 132 | Hip, Knee |
| Dr. Jacob Adams | 96 | Hip, Knee |
| Dr. David Huberty | 29 | Shoulder |
| Dr. Shane Hanzlik | 18 | Knee |
| Dr. Terrence Sedgewick | 14 | Knee |
Patient Reviews & Ratings
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