Dr. Joseph Turk, M.D.
Dr. Joseph Turk is a board-certified orthopedic surgeon practicing in Thousand Oaks, California. A Medicare provider since 2006, Dr. Turk has performed 67 Medicare-verified knee replacements (#93 in California) and 45 hip replacements, for a combined total of 112 procedures.
In California, Dr. Turk performs above average in knee (67 vs 45 avg), near average in hip (45 vs 41 avg).
Dr. Turk's reported Medicare volume is split between knee replacements (67 cases) and hip replacements (45 cases).
Thousand Oaks is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Thousand Oaks area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Turk's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 87 to 141 procedures per year, reflecting a steady joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Turk's 67 verified procedures is above 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. Turk Compares
Procedure volume compared to the California state average.
Contact & Location
Thousand Oaks, CA 91360
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Turk's procedure volume has been consistent across 11 years of Medicare data, ranging from 87 to 141 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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Home Safety: Creating Your Recovery SanctuaryRoom-by-room modifications, equipment recommendations, and fall-prevention strategies to prepare your home for a safe post-surgical recovery.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Turk
How does Dr. Turk's procedure volume compare to other California surgeons?
Dr. Turk has performed 112 Medicare-verified joint replacement procedures. This is significantly above the California average of 65 procedures per surgeon. Dr. Turk ranks #89 out of 608 orthopedic surgeons in California.
What types of joint replacement does Dr. Turk perform?
Dr. Turk's Medicare data shows procedures in knee replacement (67 cases) and hip replacement (45 cases).
Are there other orthopedic surgeons near Dr. Turk in Thousand Oaks?
Yes. There are 5 orthopedic surgeons in Thousand Oaks 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 California surgeons.
What does the Medicare data for Dr. Turk 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. Turk's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 112 procedures shown here.
Has Dr. Turk's procedure volume changed over time?
Dr. Turk's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 87 to 141 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Turk perform more than one type of joint replacement?
Yes. Dr. Turk's Medicare data shows procedures in knee replacement (67 cases), hip replacement (45 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Turk affiliated with?
According to CMS facility affiliation data, Dr. Turk is affiliated with Los Robles Hospital & Medical Center.
How does Dr. Turk compare to other orthopedic surgeons in Thousand Oaks?
Among the 5 orthopedic surgeons in Thousand Oaks, Dr. Turk ranks #2 by total Medicare procedure volume. Dr. Turk is among the highest-volume surgeons in Thousand Oaks.
What are the quality ratings for hospitals where Dr. Turk practices?
Los Robles Hospital & 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 Thousand Oaks, California
Dr. Turk's 112 Medicare procedures are below the Thousand Oaks average of 128. The table below compares verified procedure volumes for orthopedic surgeons practicing in Thousand Oaks.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Harpreet Bawa | 339 | Hip, Knee |
| Dr. Gregory Tchejeyan | 67 | Hip, Knee |
| Dr. Michael Vercillo | 62 | Knee |
| Dr. John Delgado | 61 | Hip, Knee |
Patient Reviews & Ratings
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