Dr. Christopher Estes, D.O.
Dr. Christopher Estes is a board-certified orthopedic surgeon practicing in Portland, Oregon. Dr. Estes has performed 35 Medicare-verified knee replacements (#38 in Oregon) and 23 hip replacements, for a combined total of 58 procedures.
In Oregon, Dr. Estes performs near average in knee (35 vs 38 avg), below average in hip (23 vs 34 avg).
Dr. Estes's reported Medicare volume is split between knee replacements (35 cases) and hip replacements (23 cases).
Portland is home to 20 orthopedic surgeons in the current Medicare dataset. Patients in the Portland area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs. Dr. Estes also maintains hospital privileges in OR and WA, indicating a regional practice that extends beyond Oregon.
Medicare records for Dr. Estes extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 20 to 58 in the most recent data, a 190% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Estes's 35 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
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. Estes Compares
Procedure volume compared to the Oregon state average.
Contact & Location
Portland, OR 97216
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Estes's Medicare-recorded procedure volume has trended upward over 11 years, increasing 190% from 20 procedures in 2013 to 58 in the most recent data.
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.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
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. Estes
How does Dr. Estes's procedure volume compare to other Oregon surgeons?
Dr. Estes has performed 58 Medicare-verified joint replacement procedures. This is in line with the Oregon average of 57 procedures per surgeon. Dr. Estes ranks #43 out of 106 orthopedic surgeons in Oregon.
What types of joint replacement does Dr. Estes perform?
Dr. Estes's Medicare data shows procedures in knee replacement (35 cases) and hip replacement (23 cases).
Are there other orthopedic surgeons near Dr. Estes in Portland?
Yes. There are 20 orthopedic surgeons in Portland 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. Estes 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. Estes's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 58 procedures shown here.
Has Dr. Estes's procedure volume changed over time?
Yes. Dr. Estes's Medicare-recorded volume has increased from 20 procedures in 2013 to 58 in the most recent data, a 190% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 72 procedures in 2022.
Does Dr. Estes perform more than one type of joint replacement?
Yes. Dr. Estes's Medicare data shows procedures in knee replacement (35 cases), hip replacement (23 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Estes affiliated with?
According to CMS facility affiliation data, Dr. Estes is affiliated with Legacy Good Samaritan Medical Center, Legacy Emanuel Medical Center, Legacy Salmon Creek Medical Center. Dr. Estes maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
How does Dr. Estes compare to other orthopedic surgeons in Portland?
Among the 20 orthopedic surgeons in Portland, Dr. Estes ranks #8 by total Medicare procedure volume. The highest-volume surgeon in Portland has 105 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Estes practices?
Legacy Good Samaritan Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Legacy Emanuel Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); 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 Portland, Oregon
Dr. Estes's 58 Medicare procedures are below the Portland average of 87. The table below compares verified procedure volumes for orthopedic surgeons practicing in Portland.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Andrew Bryan | 105 | Hip, Knee |
| Dr. Alexander Dehaan | 102 | Hip, Knee |
| Dr. Gustav Fischer | 97 | Hip, Knee |
| Dr. Thomas Huff | 97 | Hip, Knee |
| Dr. Kathryn Schabel | 74 | Hip, Knee |
| Dr. Elizabeth Lieberman | 73 | Hip, Knee |
Patient Reviews & Ratings
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