Dr. Joseph Cooper, M.D.

Orthopedic Surgery

Dr. Joseph Cooper is a board-certified orthopedic surgeon practicing in Los Angeles, California. In 2023, Dr. Cooper performed 30 Medicare-verified hip replacements (#151 in California) and 24 knee replacements, for a combined total of 54 procedures.

Dr. Cooper's 54 Medicare procedures are near the California median of 42. The state has 608 orthopedic surgeons in the current Medicare dataset. Medicare fee-for-service data captures roughly 33–37% of all joint replacements, so total surgical volume is likely higher.

Dr. Cooper's reported Medicare volume is split between hip replacements (30 cases) and knee replacements (24 cases).

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.

Verified Medicare Cases (2023)

Hip Replacement
30 verified cases
#151 in California
Knee Replacement
24 verified cases
#303 in California
Estimated total: 150 – 160 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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.

Hospital Affiliations

H
Saint John'S Health Center
Santa Monica, CA
H
Cedars-Sinai Medical Center
Los Angeles, CA

Verified Case Volume Trends (2013-2023)

Frequently Asked Questions About Dr. Cooper

How does Dr. Cooper's procedure volume compare to other California surgeons?

In 2023, Dr. Cooper performed 54 Medicare-verified joint replacement procedures. This is in line with the California average of 65 procedures per surgeon. Dr. Cooper ranks #242 out of 608 orthopedic surgeons in California.

What types of joint replacement does Dr. Cooper perform?

Dr. Cooper's Medicare data shows procedures in hip replacement (30 cases) and knee replacement (24 cases).

Are there other orthopedic surgeons near Dr. Cooper 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. Cooper represent?

The procedure counts shown are based on Medicare Part B fee-for-service claims data for 2023, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Cooper's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 54 procedures shown here.

Other Orthopedic Surgeons in Los Angeles, California

Compare Dr. Cooper's volume with other surgeons practicing in Los Angeles.

SurgeonProceduresSpecialties
Dr. Daniel Oakes 198 Hip, Knee
Dr. John Tiberi 172 Hip, Knee
Dr. Andrew Spitzer 91 Hip, Knee
Dr. Vishal Hegde 83 Hip, Knee
Dr. Micah Adamson 65 Hip, Knee
Dr. Paul Gilbert 65 Hip, Knee

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Contact & Location

📞 Phone: 310-860-3048
8436 W 3rd St Ste 800
Los Angeles, CA 90048
NPI: 1518377241
Credentials: M.D.
✅ Active Medicare provider (NPI verified)
📅 12 years of practice experience
🎓 Licensed M.D.
🏥 Licensed surgical specialist
🦴 Board-certified orthopedic surgeon
⚽ Sports medicine specialist
📞 Contact information available
Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately 33–37% of all joint replacement procedures nationwide (63% of Medicare fee-for-service). Always consult with healthcare providers to make informed decisions about your care.