Dr. Derek Semaan, M.D
Contact & Location
Ann Arbor, MI 48109
Dr. Derek Semaan is a board-certified orthopedic surgeon practicing in Ann Arbor, Michigan. A Medicare provider since 2016, Dr. Semaan has performed 42 Medicare-verified knee replacements (#55 in Michigan) and 39 hip replacements, for a combined total of 81 procedures.
In Michigan, Dr. Semaan performs above average in knee (42 vs 34 avg), above average in hip (39 vs 29 avg).
Dr. Semaan's reported Medicare volume is split between knee replacements (42 cases) and hip replacements (39 cases).
Ann Arbor is home to 9 orthopedic surgeons in the current Medicare dataset. Patients in the Ann Arbor area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Semaan's Medicare record spans 4 years from 2021 through 2024. Procedure volume has remained consistent during that period, ranging from 47 to 95 procedures per year, reflecting a steady joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Semaan's 42 verified procedures is near the national average of 45.
Verified Case Volume Trends (2013-Current)
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. Semaan Compares
Procedure volume compared to the Michigan state average.
Volume Trend Analysis
Dr. Semaan's procedure volume has been consistent across 4 years of Medicare data, ranging from 47 to 95 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.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
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. Semaan
How does Dr. Semaan's procedure volume compare to other Michigan surgeons?
Dr. Semaan has performed 81 Medicare-verified joint replacement procedures. This is significantly above the Michigan average of 49 procedures per surgeon. Dr. Semaan ranks #35 out of 256 orthopedic surgeons in Michigan.
What types of joint replacement does Dr. Semaan perform?
Dr. Semaan's Medicare data shows procedures in knee replacement (42 cases) and hip replacement (39 cases).
Are there other orthopedic surgeons near Dr. Semaan in Ann Arbor?
Yes. There are 9 orthopedic surgeons in Ann Arbor 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. Semaan 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. Semaan's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 81 procedures shown here.
Has Dr. Semaan's procedure volume changed over time?
Dr. Semaan's procedure volume has been relatively stable over 4 years of Medicare data, ranging from 47 to 95 procedures per year between 2021 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Semaan perform more than one type of joint replacement?
Yes. Dr. Semaan's Medicare data shows procedures in knee replacement (42 cases), hip replacement (39 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Semaan affiliated with?
According to CMS facility affiliation data, Dr. Semaan is affiliated with Henry Ford Health Jackson Hospital.
How does Dr. Semaan compare to other orthopedic surgeons in Ann Arbor?
Among the 9 orthopedic surgeons in Ann Arbor, Dr. Semaan ranks #2 by total Medicare procedure volume. Dr. Semaan is among the highest-volume surgeons in Ann Arbor.
What are the quality ratings for hospitals where Dr. Semaan practices?
Henry Ford Health Jackson 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 Ann Arbor, Michigan
Dr. Semaan's 81 Medicare procedures are above the Ann Arbor average of 46. The table below compares verified procedure volumes for orthopedic surgeons practicing in Ann Arbor.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Andrew Urquhart | 98 | Hip, Knee |
| Dr. Asheesh Bedi | 47 | Shoulder |
| Dr. Peter Schilling | 43 | Hip, Knee |
| Dr. James Carpenter | 19 | Shoulder |
| Dr. Christopher Bush | 16 | Shoulder |
| Dr. Bruce Miller | 16 | Shoulder |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.