Dr. Thomas Obermeyer, MD
Dr. Thomas Obermeyer is a board-certified orthopedic surgeon practicing in Schaumburg, Illinois. A Medicare provider since 2008, Dr. Obermeyer has performed 34 Medicare-verified shoulder replacements (#15 in Illinois) and 16 knee replacements, for a combined total of 50 procedures.
In Illinois, Dr. Obermeyer performs above average in shoulder (34 vs 28 avg), below average in knee (16 vs 51 avg).
Dr. Obermeyer's reported Medicare volume is split between shoulder replacements (34 cases) and knee replacements (16 cases).
Schaumburg is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Schaumburg area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Obermeyer extend back to 2014, covering 10 years of data. Over that period, recorded procedure volume increased from 12 to 50 in the most recent data, a 317% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,092 shoulder replacement surgeons tracked nationally, Dr. Obermeyer's 34 verified procedures is above the national average of 28.
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. Obermeyer Compares
Procedure volume compared to the Illinois state average.
Contact & Location
Schaumburg, IL 60195
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Obermeyer's Medicare-recorded procedure volume has trended upward over 10 years, increasing 317% from 12 procedures in 2014 to 50 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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
A step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
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 Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Obermeyer
How does Dr. Obermeyer's procedure volume compare to other Illinois surgeons?
Dr. Obermeyer has performed 50 Medicare-verified joint replacement procedures. The Illinois average is 69 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Obermeyer ranks #156 out of 323 orthopedic surgeons in Illinois.
What types of joint replacement does Dr. Obermeyer perform?
Dr. Obermeyer's Medicare data shows procedures in shoulder replacement (34 cases) and knee replacement (16 cases).
How experienced is Dr. Obermeyer with shoulder replacement surgery?
Dr. Obermeyer ranks #15 in Illinois for shoulder replacement with 34 Medicare-verified procedures. This high ranking among 323 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Obermeyer in Schaumburg?
Yes. There are 5 orthopedic surgeons in Schaumburg 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. Obermeyer 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. Obermeyer's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 50 procedures shown here.
Has Dr. Obermeyer's procedure volume changed over time?
Yes. Dr. Obermeyer's Medicare-recorded volume has increased from 12 procedures in 2014 to 50 in the most recent data, a 317% increase over 10 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 50 procedures in 2023.
Does Dr. Obermeyer perform more than one type of joint replacement?
Yes. Dr. Obermeyer's Medicare data shows procedures in shoulder replacement (34 cases), knee replacement (16 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Obermeyer affiliated with?
According to CMS facility affiliation data, Dr. Obermeyer is affiliated with St Alexius Medical Center, Northwest Community Hospital 1, Alexian Brothers Medical Center 1.
How does Dr. Obermeyer compare to other orthopedic surgeons in Schaumburg?
Among the 5 orthopedic surgeons in Schaumburg, Dr. Obermeyer ranks #3 by total Medicare procedure volume. Dr. Obermeyer is among the highest-volume surgeons in Schaumburg.
What are the quality ratings for hospitals where Dr. Obermeyer practices?
St Alexius Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Northwest Community Hospital 1 (4 out of 5 CMS stars, hip/knee complication rate better than national average); Alexian Brothers Medical Center 1 (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 Schaumburg, Illinois
Dr. Obermeyer's 50 Medicare procedures are below the Schaumburg average of 83. The table below compares verified procedure volumes for orthopedic surgeons practicing in Schaumburg.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Paul Nourbash | 160 | Hip, Knee |
| Dr. Hasham Alvi | 155 | Hip, Knee |
| Dr. Jason Rotstein | 29 | Knee |
| Dr. Sean Jereb | 22 | Knee |
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