Knee
Dr. Andrew Ayers, MD
Dr. Andrew Ayers is a board-certified orthopedic surgeon practicing in Peabody, Massachusetts. A Medicare provider since 2006, Dr. Ayers has performed 16 Medicare-verified knee replacements, ranking #142 in Massachusetts.
In Massachusetts, Dr. Ayers performs below average in knee (16 vs 51 avg).
Dr. Ayers's Medicare data shows a focused knee replacement practice with 16 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Peabody is home to 11 orthopedic surgeons in the current Medicare dataset. Patients in the Peabody area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Ayers extend back to 2016, covering 8 years of data. Over that period, recorded procedure volume increased from 11 to 16 in the most recent data, a 45% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Ayers's 16 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. Ayers Compares
Procedure volume compared to the Massachusetts state average.
Contact & Location
Peabody, MA 01960
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Ayers's Medicare-recorded procedure volume has trended upward over 8 years, increasing 45% from 11 procedures in 2016 to 16 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.
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.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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. Ayers
How does Dr. Ayers's procedure volume compare to other Massachusetts surgeons?
Dr. Ayers has performed 16 Medicare-verified joint replacement procedures. The Massachusetts average is 74 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Ayers ranks #178 out of 202 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Ayers perform?
Dr. Ayers's reported Medicare volume is focused on knee replacement, with 16 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Ayers in Peabody?
Yes. There are 11 orthopedic surgeons in Peabody 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 Massachusetts surgeons.
What does the Medicare data for Dr. Ayers 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. Ayers's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 16 procedures shown here.
Has Dr. Ayers's procedure volume changed over time?
Yes. Dr. Ayers's Medicare-recorded volume has increased from 11 procedures in 2016 to 16 in the most recent data, a 45% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 19 procedures in 2018.
Which hospitals is Dr. Ayers affiliated with?
According to CMS facility affiliation data, Dr. Ayers is affiliated with North Shore Medical Center -, Massachusetts General Hospital.
How does Dr. Ayers compare to other orthopedic surgeons in Peabody?
Among the 11 orthopedic surgeons in Peabody, Dr. Ayers ranks #11 by total Medicare procedure volume. The highest-volume surgeon in Peabody has 138 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Ayers practices?
North Shore Medical Center - (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Massachusetts General Hospital (5 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 Peabody, Massachusetts
Dr. Ayers's 16 Medicare procedures are below the Peabody average of 84. The table below compares verified procedure volumes for orthopedic surgeons practicing in Peabody.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Benjamin Schwartz | 138 | Hip, Knee |
| Dr. Hugh O'flynn | 111 | Hip, Knee |
| Dr. Steven Mattheos | 92 | Knee |
| Dr. Ira Evans | 86 | Knee |
| Dr. William Rubenstein | 73 | Hip, Knee |
| Dr. David Fehnel | 73 | Shoulder |
Patient Reviews & Ratings
OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:
These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.