Dr. Justin Than, D.O.
Contact & Location
West Hollywood, CA 90048
Dr. Justin Than is a board-certified orthopedic surgeon practicing in West Hollywood, California. A Medicare provider since 2016, Dr. Than has performed 55 Medicare-verified knee replacements (#121 in California) and 30 hip replacements, for a combined total of 85 procedures.
In California, Dr. Than performs near average in knee (55 vs 47 avg), below average in hip (30 vs 41 avg).
Dr. Than's reported Medicare volume is split between knee replacements (55 cases) and hip replacements (30 cases).
West Hollywood is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the West Hollywood area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Than extend back to 2022, covering 3 years of data. Over that period, recorded procedure volume increased from 18 to 85 in the most recent data, a 372% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Than's 55 verified procedures is above the national average of 45.
Verified Case Volume Trends (2013-Current)
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. Than Compares
Procedure volume compared to the California state average.
Volume Trend Analysis
Dr. Than's Medicare-recorded procedure volume has trended upward over 3 years, increasing 372% from 18 procedures in 2022 to 85 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.
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.
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.
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.
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. Than
How does Dr. Than's procedure volume compare to other California surgeons?
Dr. Than has performed 85 Medicare-verified joint replacement procedures. This is in line with the California average of 68 procedures per surgeon. Dr. Than ranks #147 out of 613 orthopedic surgeons in California.
What types of joint replacement does Dr. Than perform?
Dr. Than's Medicare data shows procedures in knee replacement (55 cases) and hip replacement (30 cases).
Are there other orthopedic surgeons near Dr. Than in West Hollywood?
Yes. There are 4 orthopedic surgeons in West Hollywood 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. Than 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. Than's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 85 procedures shown here.
Has Dr. Than's procedure volume changed over time?
Yes. Dr. Than's Medicare-recorded volume has increased from 18 procedures in 2022 to 85 in the most recent data, a 372% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 85 procedures in 2024.
Does Dr. Than perform more than one type of joint replacement?
Yes. Dr. Than's Medicare data shows procedures in knee replacement (55 cases), hip replacement (30 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Than affiliated with?
According to CMS facility affiliation data, Dr. Than is affiliated with Dameron Hospital.
How does Dr. Than compare to other orthopedic surgeons in West Hollywood?
Among the 4 orthopedic surgeons in West Hollywood, Dr. Than ranks #3 by total Medicare procedure volume. Dr. Than is among the highest-volume surgeons in West Hollywood.
What are the quality ratings for hospitals where Dr. Than practices?
Dameron Hospital (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in West Hollywood, California
Dr. Than's 85 Medicare procedures are below the West Hollywood average of 105. The table below compares verified procedure volumes for orthopedic surgeons practicing in West Hollywood.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Sean Rajaee | 163 | Hip, Knee |
| Dr. Robert Klapper | 140 | Hip, Knee, Shoulder |
| Dr. Michael Stone | 30 | Shoulder |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.