Dr. Mark Chase, MD
Dr. Mark Chase is a board-certified orthopedic surgeon practicing in Glen Ridge, New Jersey. A Medicare provider since 2006, Dr. Chase has performed 22 Medicare-verified knee replacements (#95 in New Jersey) and 18 hip replacements, for a combined total of 40 procedures.
In New Jersey, Dr. Chase performs below average in knee (22 vs 53 avg), below average in hip (18 vs 42 avg).
Dr. Chase's reported Medicare volume is split between knee replacements (22 cases) and hip replacements (18 cases).
Dr. Chase is the only orthopedic surgeon in Glen Ridge represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.
Dr. Chase's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 17 to 45 procedures per year, reflecting a steady joint replacement practice.
Dr. Chase's 22 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. Chase Compares
Procedure volume compared to the New Jersey state average.
Contact & Location
Glen Ridge, NJ 07028
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Chase's procedure volume has been consistent across 11 years of Medicare data, ranging from 17 to 45 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.
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.
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.
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. Chase
How does Dr. Chase's procedure volume compare to other New Jersey surgeons?
Dr. Chase has performed 40 Medicare-verified joint replacement procedures. The New Jersey average is 71 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Chase ranks #88 out of 182 orthopedic surgeons in New Jersey.
What types of joint replacement does Dr. Chase perform?
Dr. Chase's Medicare data shows procedures in knee replacement (22 cases) and hip replacement (18 cases).
Where is Dr. Chase's practice located?
Dr. Chase practices in Glen Ridge, New Jersey. The office is located at 311 Bay Ave Ste 203, Glen Ridge, NJ 07028. Patients in the surrounding area can consult Dr. Chase for joint replacement evaluation.
What does the Medicare data for Dr. Chase 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. Chase's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 40 procedures shown here.
Has Dr. Chase's procedure volume changed over time?
Dr. Chase's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 17 to 45 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Chase perform more than one type of joint replacement?
Yes. Dr. Chase's Medicare data shows procedures in knee replacement (22 cases), hip replacement (18 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Chase affiliated with?
According to CMS facility affiliation data, Dr. Chase is affiliated with Hackensack Meridian Mountainside Medical, St Joseph'S University Medical Center Inc.
What are the quality ratings for hospitals where Dr. Chase practices?
Hackensack Meridian Mountainside Medical (3 out of 5 CMS stars, hip/knee complication rate similar to national average); St Joseph'S University Medical Center Inc (3 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.
Patient Reviews & Ratings
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