Dr. Adam Sassoon, MD
Contact & Location
Los Angeles, CA 90095
Dr. Adam Sassoon is a board-certified orthopedic surgeon practicing in Los Angeles, California. A Medicare provider since 2007, Dr. Sassoon has performed 38 Medicare-verified knee replacements (#198 in California) and 24 hip replacements, for a combined total of 62 procedures.
In California, Dr. Sassoon performs near average in knee (38 vs 47 avg), below average in hip (24 vs 41 avg).
Dr. Sassoon's reported Medicare volume is split between knee replacements (38 cases) and hip replacements (24 cases).
Beyond general orthopedic surgery, Dr. Sassoon holds additional credentials in Pediatric Orthopaedic Surgery and Adult Reconstructive Orthopaedic Surgery and Orthopaedic Trauma, reflecting subspecialty training that may benefit patients with complex joint conditions.
Los Angeles is home to 34 orthopedic surgeons in the current Medicare dataset. Patients in the Los Angeles area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Sassoon extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 29 to 62 in the most recent data, a 114% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Sassoon's 38 verified procedures is near 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. Sassoon Compares
Procedure volume compared to the California state average.
Volume Trend Analysis
Dr. Sassoon's Medicare-recorded procedure volume has trended upward over 12 years, increasing 114% from 29 procedures in 2013 to 62 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.
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 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. Sassoon
How does Dr. Sassoon's procedure volume compare to other California surgeons?
Dr. Sassoon has performed 62 Medicare-verified joint replacement procedures. This is in line with the California average of 68 procedures per surgeon. Dr. Sassoon ranks #225 out of 613 orthopedic surgeons in California.
What types of joint replacement does Dr. Sassoon perform?
Dr. Sassoon's Medicare data shows procedures in knee replacement (38 cases) and hip replacement (24 cases).
Are there other orthopedic surgeons near Dr. Sassoon in Los Angeles?
Yes. There are 34 orthopedic surgeons in Los Angeles 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. Sassoon 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. Sassoon's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 62 procedures shown here.
Has Dr. Sassoon's procedure volume changed over time?
Yes. Dr. Sassoon's Medicare-recorded volume has increased from 29 procedures in 2013 to 62 in the most recent data, a 114% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 63 procedures in 2022.
Does Dr. Sassoon perform more than one type of joint replacement?
Yes. Dr. Sassoon's Medicare data shows procedures in knee replacement (38 cases), hip replacement (24 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Sassoon affiliated with?
According to CMS facility affiliation data, Dr. Sassoon is affiliated with Santa Monica - Ucla Med Ctr & Orthopaedic Hospital, Ronald Reagan Ucla Medical Center.
How does Dr. Sassoon compare to other orthopedic surgeons in Los Angeles?
Among the 34 orthopedic surgeons in Los Angeles, Dr. Sassoon ranks #6 by total Medicare procedure volume. The highest-volume surgeon in Los Angeles has 211 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Sassoon practices?
Santa Monica - Ucla Med Ctr & Orthopaedic Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Ronald Reagan Ucla Medical Center (4 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 Los Angeles, California
Dr. Sassoon's 62 Medicare procedures are below the Los Angeles average of 113. The table below compares verified procedure volumes for orthopedic surgeons practicing in Los Angeles.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. John Tiberi | 211 | Hip, Knee |
| Dr. Daniel Oakes | 192 | Hip, Knee |
| Dr. Micah Adamson | 98 | Hip, Knee |
| Dr. Vishal Hegde | 97 | Hip, Knee |
| Dr. Andrew Spitzer | 71 | Hip, Knee |
| Dr. Nathanael Heckmann | 57 | Hip, Knee |
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.