Knee
Dr. Michael Chrissos, MD
Dr. Michael Chrissos is a board-certified orthopedic surgeon practicing in Ypsilanti, Michigan. A Medicare provider since 2006, Dr. Chrissos has performed 16 Medicare-verified knee replacements, ranking #177 in Michigan.
In Michigan, Dr. Chrissos performs below average in knee (16 vs 33 avg).
Dr. Chrissos's Medicare data shows a focused knee replacement practice with 16 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.
Ypsilanti is home to 9 orthopedic surgeons in the current Medicare dataset. Patients in the Ypsilanti area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Chrissos extend back to 2019, covering 5 years of data. Over that period, recorded procedure volume increased from 11 to 16 in the most recent data, a 45% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Chrissos's 16 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. Chrissos Compares
Procedure volume compared to the Michigan state average.
Contact & Location
Ypsilanti, MI 48197
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Chrissos's Medicare-recorded procedure volume has trended upward over 5 years, increasing 45% from 11 procedures in 2019 to 16 in the most recent data.
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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
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.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Chrissos
How does Dr. Chrissos's procedure volume compare to other Michigan surgeons?
Dr. Chrissos has performed 16 Medicare-verified joint replacement procedures. The Michigan average is 48 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Chrissos ranks #227 out of 272 orthopedic surgeons in Michigan.
What types of joint replacement does Dr. Chrissos perform?
Dr. Chrissos's reported Medicare volume is focused on knee replacement, with 16 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Chrissos in Ypsilanti?
Yes. There are 9 orthopedic surgeons in Ypsilanti 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 Michigan surgeons.
What does the Medicare data for Dr. Chrissos 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. Chrissos's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 16 procedures shown here.
Has Dr. Chrissos's procedure volume changed over time?
Yes. Dr. Chrissos's Medicare-recorded volume has increased from 11 procedures in 2019 to 16 in the most recent data, a 45% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 20 procedures in 2022.
Which hospitals is Dr. Chrissos affiliated with?
According to CMS facility affiliation data, Dr. Chrissos is affiliated with Trinity Health Ann Arbor Hospital.
How does Dr. Chrissos compare to other orthopedic surgeons in Ypsilanti?
Among the 9 orthopedic surgeons in Ypsilanti, Dr. Chrissos ranks #9 by total Medicare procedure volume. The highest-volume surgeon in Ypsilanti has 115 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Chrissos practices?
Trinity Health Ann Arbor Hospital (4 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 Ypsilanti, Michigan
Dr. Chrissos's 16 Medicare procedures are below the Ypsilanti average of 63. The table below compares verified procedure volumes for orthopedic surgeons practicing in Ypsilanti.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Karl Schultz | 115 | Hip, Knee |
| Dr. Michael Masini | 92 | Hip, Knee |
| Dr. Timothy McGlaston | 76 | Hip, Knee |
| Dr. Victor Hakim | 63 | Hip, Knee |
| Dr. Jared Thomas | 43 | Shoulder |
| Dr. James Moravek | 36 | Shoulder |
Patient Reviews & Ratings
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