#197 Hip
#274 Knee

Dr. Jerold Kaplan, M.D.

Specialist
50 procedures Berkeley, CA
Latest available Medicare data — updated April 2026
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 23 vs 36 avg (4,526 surgeons)
Knee 27 vs 45 avg (6,720 surgeons)

Dr. Jerold Kaplan is a board-certified orthopedic surgeon practicing in Berkeley, California. A Medicare provider since 2006, Dr. Kaplan has performed 27 Medicare-verified knee replacements (#274 in California) and 23 hip replacements, for a combined total of 50 procedures.

In California, Dr. Kaplan performs below average in knee (27 vs 45 avg), below average in hip (23 vs 41 avg).

Dr. Kaplan's reported Medicare volume is split between knee replacements (27 cases) and hip replacements (23 cases).

Berkeley is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Berkeley area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Kaplan's Medicare data spans 11 years, beginning in 2013. Volume peaked at 89 procedures in 2017 before settling at 50 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Kaplan's 27 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Knee Replacement
27 verified cases
#274 in California
Hip Replacement
23 verified cases
#197 in California
Estimated total: 140 – 150 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.

How Dr. Kaplan Compares

Procedure volume compared to the California state average.

Hip Below Avg
23 Avg: 41
Knee Below Avg
27 Avg: 45
Dr. Kaplan California Average

Contact & Location

Phone: 510-704-4064
2450 Ashby Ave
Berkeley, CA 94705
NPI: 1457375750
Credentials: M.D.
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed M.D.
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Kaplan's recorded volume peaked at 89 procedures in 2017 and stood at 50 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 11
2023 Volume 50
Peak Volume 89 (2017)
Trend Declining

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Kaplan

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

Dr. Kaplan has performed 50 Medicare-verified joint replacement procedures. The California average is 65 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Kaplan ranks #256 out of 608 orthopedic surgeons in California.

What types of joint replacement does Dr. Kaplan perform?

Dr. Kaplan's Medicare data shows procedures in knee replacement (27 cases) and hip replacement (23 cases).

Are there other orthopedic surgeons near Dr. Kaplan in Berkeley?

Yes. There are 3 orthopedic surgeons in Berkeley 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. Kaplan 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. Kaplan's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 50 procedures shown here.

Has Dr. Kaplan's procedure volume changed over time?

Dr. Kaplan's Medicare-recorded volume peaked at 89 procedures in 2017 and was 50 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

Does Dr. Kaplan perform more than one type of joint replacement?

Yes. Dr. Kaplan's Medicare data shows procedures in knee replacement (27 cases), hip replacement (23 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

How does Dr. Kaplan compare to other orthopedic surgeons in Berkeley?

Among the 3 orthopedic surgeons in Berkeley, Dr. Kaplan ranks #3 by total Medicare procedure volume. Dr. Kaplan is among the highest-volume surgeons in Berkeley.

Other Orthopedic Surgeons in Berkeley, California

Dr. Kaplan's 50 Medicare procedures are below the Berkeley average of 65. The table below compares verified procedure volumes for orthopedic surgeons practicing in Berkeley.

SurgeonProceduresSpecialties
Dr. Christopher Chen 90 Hip, Knee
Dr. Robert Eppley 56 Knee, Shoulder

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Jerold Kaplan, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ca/dr-jerold-kaplan-berkeley.html

Link: https://orthoprocedures.com/surgeons/ca/dr-jerold-kaplan-berkeley.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

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 one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.