Dr. Michael Sobieraj, MD, PHD
Dr. Michael Sobieraj is a board-certified orthopedic surgeon practicing in Farmington, Connecticut. A Medicare provider since 2010, Dr. Sobieraj has performed 12 Medicare-verified hip replacements (#51 in Connecticut) and 11 knee replacements, for a combined total of 23 procedures.
In Connecticut, Dr. Sobieraj performs below average in hip (12 vs 31 avg), below average in knee (11 vs 34 avg).
Dr. Sobieraj's reported Medicare volume is split between hip replacements (12 cases) and knee replacements (11 cases).
Farmington is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Farmington area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Sobieraj's Medicare data spans 4 years, beginning in 2019. Volume peaked at 42 procedures in 2022 before settling at 23 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Dr. Sobieraj's 12 hip replacement procedures is below the national average of 36 among 4,526 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. Sobieraj Compares
Procedure volume compared to the Connecticut state average.
Contact & Location
Farmington, CT 06030
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Sobieraj's recorded volume peaked at 42 procedures in 2022 and stood at 23 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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
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.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Sobieraj
How does Dr. Sobieraj's procedure volume compare to other Connecticut surgeons?
Dr. Sobieraj has performed 23 Medicare-verified joint replacement procedures. The Connecticut average is 47 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Sobieraj ranks #64 out of 101 orthopedic surgeons in Connecticut.
What types of joint replacement does Dr. Sobieraj perform?
Dr. Sobieraj's Medicare data shows procedures in hip replacement (12 cases) and knee replacement (11 cases).
Are there other orthopedic surgeons near Dr. Sobieraj in Farmington?
Yes. There are 3 orthopedic surgeons in Farmington 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 Connecticut surgeons.
What does the Medicare data for Dr. Sobieraj 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. Sobieraj's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 23 procedures shown here.
Has Dr. Sobieraj's procedure volume changed over time?
Dr. Sobieraj's Medicare-recorded volume peaked at 42 procedures in 2022 and was 23 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. Sobieraj perform more than one type of joint replacement?
Yes. Dr. Sobieraj's Medicare data shows procedures in hip replacement (12 cases), knee replacement (11 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Sobieraj affiliated with?
According to CMS facility affiliation data, Dr. Sobieraj is affiliated with John Dempsey Hospital Of The University Of Connect.
How does Dr. Sobieraj compare to other orthopedic surgeons in Farmington?
Among the 3 orthopedic surgeons in Farmington, Dr. Sobieraj ranks #2 by total Medicare procedure volume. Dr. Sobieraj is among the highest-volume surgeons in Farmington.
What are the quality ratings for hospitals where Dr. Sobieraj practices?
John Dempsey Hospital Of The University Of Connect (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 Farmington, Connecticut
Dr. Sobieraj's 23 Medicare procedures are below the Farmington average of 42. The table below compares verified procedure volumes for orthopedic surgeons practicing in Farmington.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Daniel Witmer | 89 | Hip, Knee |
| Dr. Kevin Shea | 15 | Shoulder |
Patient Reviews & Ratings
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