Dr. Keith Rezin, M.D.
Dr. Keith Rezin is a board-certified orthopedic surgeon practicing in Morris, Illinois. A Medicare provider since 2006, Dr. Rezin has performed 46 Medicare-verified knee replacements (#105 in Illinois) and 39 hip replacements, for a combined total of 85 procedures.
In Illinois, Dr. Rezin performs near average in knee (46 vs 51 avg), near average in hip (39 vs 38 avg).
Dr. Rezin's reported Medicare volume is split between knee replacements (46 cases) and hip replacements (39 cases).
Morris is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Morris area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Rezin's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 75 to 105 procedures per year, reflecting a steady joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Rezin's 46 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. Rezin Compares
Procedure volume compared to the Illinois state average.
Contact & Location
Morris, IL 60450
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Rezin's procedure volume has been consistent across 11 years of Medicare data, ranging from 75 to 105 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.
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. Rezin
How does Dr. Rezin's procedure volume compare to other Illinois surgeons?
Dr. Rezin has performed 85 Medicare-verified joint replacement procedures. This is in line with the Illinois average of 69 procedures per surgeon. Dr. Rezin ranks #92 out of 323 orthopedic surgeons in Illinois.
What types of joint replacement does Dr. Rezin perform?
Dr. Rezin's Medicare data shows procedures in knee replacement (46 cases) and hip replacement (39 cases).
Are there other orthopedic surgeons near Dr. Rezin in Morris?
Yes. There are 2 orthopedic surgeons in Morris 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 Illinois surgeons.
What does the Medicare data for Dr. Rezin 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. Rezin's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 85 procedures shown here.
Has Dr. Rezin's procedure volume changed over time?
Dr. Rezin's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 75 to 105 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Rezin perform more than one type of joint replacement?
Yes. Dr. Rezin's Medicare data shows procedures in knee replacement (46 cases), hip replacement (39 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Rezin affiliated with?
According to CMS facility affiliation data, Dr. Rezin is affiliated with Morris Hospital & Healthcare Centers.
What are the quality ratings for hospitals where Dr. Rezin practices?
Morris Hospital & Healthcare Centers (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 Morris, Illinois
Dr. Rezin's 85 Medicare procedures are above the Morris average of 53. The table below compares verified procedure volumes for orthopedic surgeons practicing in Morris.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Robert Williams | 20 | Shoulder |
Patient Reviews & Ratings
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