Dr. Michael Anderson, MD
Dr. Michael Anderson is a board-certified orthopedic surgeon practicing in Grafton, Wisconsin. Dr. Anderson has performed 36 Medicare-verified knee replacements (#55 in Wisconsin) and 25 hip replacements, for a combined total of 61 procedures.
In Wisconsin, Dr. Anderson performs near average in knee (36 vs 37 avg), near average in hip (25 vs 29 avg).
Dr. Anderson's reported Medicare volume is split between knee replacements (36 cases) and hip replacements (25 cases).
Grafton is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Grafton area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Anderson's Medicare data spans 11 years, beginning in 2013. Volume peaked at 80 procedures in 2013 before settling at 61 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Anderson's 36 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. Anderson Compares
Procedure volume compared to the Wisconsin state average.
Contact & Location
Grafton, WI 53024
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Anderson's recorded volume peaked at 80 procedures in 2013 and stood at 61 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
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. Anderson
How does Dr. Anderson's procedure volume compare to other Wisconsin surgeons?
Dr. Anderson has performed 61 Medicare-verified joint replacement procedures. This is in line with the Wisconsin average of 52 procedures per surgeon. Dr. Anderson ranks #57 out of 185 orthopedic surgeons in Wisconsin.
What types of joint replacement does Dr. Anderson perform?
Dr. Anderson's Medicare data shows procedures in knee replacement (36 cases) and hip replacement (25 cases).
Are there other orthopedic surgeons near Dr. Anderson in Grafton?
Yes. There are 5 orthopedic surgeons in Grafton 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 Wisconsin surgeons.
What does the Medicare data for Dr. Anderson 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. Anderson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 61 procedures shown here.
Has Dr. Anderson's procedure volume changed over time?
Dr. Anderson's Medicare-recorded volume peaked at 80 procedures in 2013 and was 61 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. Anderson perform more than one type of joint replacement?
Yes. Dr. Anderson's Medicare data shows procedures in knee replacement (36 cases), hip replacement (25 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Anderson affiliated with?
According to CMS facility affiliation data, Dr. Anderson is affiliated with Aurora Medical Center, Aurora St Lukes Medical Center, Aurora Medical Ctr Washington County.
How does Dr. Anderson compare to other orthopedic surgeons in Grafton?
Among the 5 orthopedic surgeons in Grafton, Dr. Anderson ranks #2 by total Medicare procedure volume. Dr. Anderson is among the highest-volume surgeons in Grafton.
What are the quality ratings for hospitals where Dr. Anderson practices?
Aurora Medical Center (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Aurora St Lukes Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Aurora Medical Ctr Washington County (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 Grafton, Wisconsin
Dr. Anderson's 61 Medicare procedures are above the Grafton average of 42. The table below compares verified procedure volumes for orthopedic surgeons practicing in Grafton.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Stephen Kurtin | 100 | Hip, Knee |
| Dr. Rafael Walker -Santiago | 22 | Hip |
| Dr. Omar Darr | 13 | Knee |
| Dr. Matthew Wichman | 12 | Hip |
Patient Reviews & Ratings
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