Dr. Alon Antebi, DO
Dr. Alon Antebi is a board-certified orthopedic surgeon practicing in Lancaster, California. A Medicare provider since 2005, Dr. Antebi has completed 38 knee replacements (#193 in California), 34 hip replacements, and 11 shoulder replacements, totaling 83 Medicare-verified procedures.
In California, Dr. Antebi performs near average in knee (38 vs 45 avg), near average in hip (34 vs 41 avg), below average in shoulder (11 vs 30 avg).
Dr. Antebi performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (38 cases), followed by hip replacements (34) and shoulder replacements (11).
Beyond general orthopedic surgery, Dr. Antebi holds additional credentials in Orthopaedic Trauma, reflecting subspecialty training that may benefit patients with complex joint conditions.
Lancaster is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Lancaster area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs. Dr. Antebi also maintains hospital privileges in CA and SC, indicating a regional practice that extends beyond California.
Dr. Antebi's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 51 to 101 procedures per year, reflecting a steady joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Antebi's 38 verified procedures is near 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. Antebi Compares
Procedure volume compared to the California state average.
Contact & Location
Lancaster, CA 93534
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Antebi's procedure volume has been consistent across 11 years of Medicare data, ranging from 51 to 101 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.
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.
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. Antebi
How does Dr. Antebi's procedure volume compare to other California surgeons?
Dr. Antebi has performed 83 Medicare-verified joint replacement procedures. This is in line with the California average of 65 procedures per surgeon. Dr. Antebi ranks #148 out of 608 orthopedic surgeons in California.
What types of joint replacement does Dr. Antebi perform?
Dr. Antebi performs all three major joint replacement procedures: knee replacement (38 cases), hip replacement (34 cases), shoulder replacement (11 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.
Are there other orthopedic surgeons near Dr. Antebi in Lancaster?
Yes. There are 3 orthopedic surgeons in Lancaster 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. Antebi 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. Antebi's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 83 procedures shown here.
Has Dr. Antebi's procedure volume changed over time?
Dr. Antebi's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 51 to 101 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Antebi perform more than one type of joint replacement?
Yes. Dr. Antebi's Medicare data shows procedures in knee replacement (38 cases), hip replacement (34 cases), shoulder replacement (11 cases). Performing all three major joint replacements places Dr. Antebi among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.
Which hospitals is Dr. Antebi affiliated with?
According to CMS facility affiliation data, Dr. Antebi is affiliated with Antelope Valley Hospital, Providence Holy Cross Medical Center, Palmdale Regional Medical Center, Grand Strand Regional Medical Center. Dr. Antebi maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
How does Dr. Antebi compare to other orthopedic surgeons in Lancaster?
Among the 3 orthopedic surgeons in Lancaster, Dr. Antebi ranks #1 by total Medicare procedure volume. Dr. Antebi has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Antebi practices?
Antelope Valley Hospital (1 out of 5 CMS stars, insufficient case volume for complication rate comparison); Providence Holy Cross Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Palmdale Regional Medical Center (3 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 Lancaster, California
Dr. Antebi's 83 Medicare procedures are above the Lancaster average of 39. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lancaster.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Eric Owashi | 19 | Knee |
| Dr. Justin Sherfey | 15 | Knee |
Patient Reviews & Ratings
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