Knee
Dr. Robert Cash, M.D.
Dr. Robert Cash is a board-certified orthopedic surgeon practicing in Modesto, California. A Medicare provider since 2006, Dr. Cash has performed 23 Medicare-verified knee replacements, ranking #310 in California.
In California, Dr. Cash performs below average in knee (23 vs 45 avg).
Dr. Cash's Medicare data shows a focused knee replacement practice with 23 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Modesto is home to 11 orthopedic surgeons in the current Medicare dataset. Patients in the Modesto area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Cash's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 19 to 34 procedures per year, reflecting a steady joint replacement practice.
Dr. Cash's 23 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
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. Cash Compares
Procedure volume compared to the California state average.
Contact & Location
Modesto, CA 95355
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Cash's procedure volume has been consistent across 11 years of Medicare data, ranging from 19 to 34 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.
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. Cash
How does Dr. Cash's procedure volume compare to other California surgeons?
Dr. Cash has performed 23 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. Cash ranks #420 out of 608 orthopedic surgeons in California.
What types of joint replacement does Dr. Cash perform?
Dr. Cash's reported Medicare volume is focused on knee replacement, with 23 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Cash in Modesto?
Yes. There are 11 orthopedic surgeons in Modesto 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. Cash 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. Cash's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 23 procedures shown here.
Has Dr. Cash's procedure volume changed over time?
Dr. Cash's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 19 to 34 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Which hospitals is Dr. Cash affiliated with?
According to CMS facility affiliation data, Dr. Cash is affiliated with Samaritan Pacific Community Hospital, Good Samaritan Regional Medical Center, Samaritan North Lincoln Hospital. Dr. Cash maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
How does Dr. Cash compare to other orthopedic surgeons in Modesto?
Among the 11 orthopedic surgeons in Modesto, Dr. Cash ranks #9 by total Medicare procedure volume. The highest-volume surgeon in Modesto has 136 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Cash practices?
Samaritan Pacific Community Hospital (2 out of 5 CMS stars, insufficient case volume for complication rate comparison); Good Samaritan Regional Medical Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Samaritan North Lincoln 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 Modesto, California
Dr. Cash's 23 Medicare procedures are below the Modesto average of 65. The table below compares verified procedure volumes for orthopedic surgeons practicing in Modesto.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. William Whang | 136 | Hip, Knee |
| Dr. Jonathon Staples | 128 | Hip, Knee |
| Dr. Wesley Kinzie | 49 | Hip, Knee |
| Dr. Jesua Law | 46 | Hip, Knee |
| Dr. William Pistel | 45 | Knee, Shoulder |
| Dr. Michael Purnell | 27 | Knee, Shoulder |
Patient Reviews & Ratings
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