Dr. Mark Isaacson, D.O.
Dr. Mark Isaacson is a board-certified orthopedic surgeon practicing in Ankeny, Iowa. A Medicare provider since 2009, Dr. Isaacson has performed 145 Medicare-verified knee replacements (#3 in Iowa) and 75 hip replacements, for a combined total of 220 procedures.
In Iowa, Dr. Isaacson performs well above average in knee (145 vs 50 avg), well above average in hip (75 vs 35 avg).
Dr. Isaacson's reported Medicare volume is split between knee replacements (145 cases) and hip replacements (75 cases).
Ankeny is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Ankeny area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Isaacson extend back to 2016, covering 8 years of data. Over that period, recorded procedure volume increased from 46 to 220 in the most recent data, a 378% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Isaacson's 145 verified procedures is more than 3x the national average of 45, ranking #185 nationally.
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. Isaacson Compares
Procedure volume compared to the Iowa state average.
Contact & Location
Ankeny, IA 50021
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Isaacson's Medicare-recorded procedure volume has trended upward over 8 years, increasing 378% from 46 procedures in 2016 to 220 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.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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.
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. Isaacson
How does Dr. Isaacson's procedure volume compare to other Iowa surgeons?
Dr. Isaacson has performed 220 Medicare-verified joint replacement procedures. This is more than 3x the Iowa average of 73 procedures per surgeon. Dr. Isaacson ranks #2 out of 114 orthopedic surgeons in Iowa.
What types of joint replacement does Dr. Isaacson perform?
Dr. Isaacson's Medicare data shows procedures in knee replacement (145 cases) and hip replacement (75 cases).
How experienced is Dr. Isaacson with knee replacement surgery?
Dr. Isaacson ranks #3 in Iowa for knee replacement with 145 Medicare-verified procedures. This high ranking among 114 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Isaacson in Ankeny?
Yes. There are 2 orthopedic surgeons in Ankeny 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 Iowa surgeons.
What does the Medicare data for Dr. Isaacson 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. Isaacson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 220 procedures shown here.
Has Dr. Isaacson's procedure volume changed over time?
Yes. Dr. Isaacson's Medicare-recorded volume has increased from 46 procedures in 2016 to 220 in the most recent data, a 378% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 220 procedures in 2023.
Does Dr. Isaacson perform more than one type of joint replacement?
Yes. Dr. Isaacson's Medicare data shows procedures in knee replacement (145 cases), hip replacement (75 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Isaacson affiliated with?
According to CMS facility affiliation data, Dr. Isaacson is affiliated with Unitypoint Health - Des Moines Iowa Methodist Medi, Mary Greeley Medical Center.
What are the quality ratings for hospitals where Dr. Isaacson practices?
Unitypoint Health - Des Moines Iowa Methodist Medi (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Mary Greeley Medical Center (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 Ankeny, Iowa
Dr. Isaacson's 220 Medicare procedures are above the Ankeny average of 123. The table below compares verified procedure volumes for orthopedic surgeons practicing in Ankeny.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Joseph Brunkhorst | 25 | Shoulder |
Patient Reviews & Ratings
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