Dr. John Dundon, MD
Contact & Location
Hackettstown, NJ 07840
Dr. John Dundon is a board-certified orthopedic surgeon practicing in Hackettstown, New Jersey. A Medicare provider since 2009, Dr. Dundon has performed 210 Medicare-verified knee replacements (#4 in New Jersey) and 114 hip replacements, for a combined total of 324 procedures.
In New Jersey, Dr. Dundon performs well above average in knee (210 vs 54 avg), well above average in hip (114 vs 44 avg).
Dr. Dundon's reported Medicare volume is split between knee replacements (210 cases) and hip replacements (114 cases).
Beyond general orthopedic surgery, Dr. Dundon holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
Hackettstown is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Hackettstown area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Dundon extend back to 2016, covering 9 years of data. Over that period, recorded procedure volume increased from 13 to 324 in the most recent data, a 2392% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Dundon's 210 verified procedures is more than 4x the national average of 45, ranking #48 nationally.
Verified Case Volume Trends (2013-Current)
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. Dundon Compares
Procedure volume compared to the New Jersey state average.
Volume Trend Analysis
Dr. Dundon's Medicare-recorded procedure volume has trended upward over 9 years, increasing 2392% from 13 procedures in 2016 to 324 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.
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.
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. Dundon
How does Dr. Dundon's procedure volume compare to other New Jersey surgeons?
Dr. Dundon has performed 324 Medicare-verified joint replacement procedures. This is more than 4x the New Jersey average of 72 procedures per surgeon. Dr. Dundon ranks #4 out of 184 orthopedic surgeons in New Jersey.
What types of joint replacement does Dr. Dundon perform?
Dr. Dundon's Medicare data shows procedures in knee replacement (210 cases) and hip replacement (114 cases).
How experienced is Dr. Dundon with knee replacement surgery?
Dr. Dundon ranks #4 in New Jersey for knee replacement with 210 Medicare-verified procedures. This high ranking among 184 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Dundon in Hackettstown?
Yes. There are 5 orthopedic surgeons in Hackettstown 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 New Jersey surgeons.
What does the Medicare data for Dr. Dundon 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. Dundon's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 324 procedures shown here.
Has Dr. Dundon's procedure volume changed over time?
Yes. Dr. Dundon's Medicare-recorded volume has increased from 13 procedures in 2016 to 324 in the most recent data, a 2392% increase over 9 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 324 procedures in 2024.
Does Dr. Dundon perform more than one type of joint replacement?
Yes. Dr. Dundon's Medicare data shows procedures in knee replacement (210 cases), hip replacement (114 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Dundon affiliated with?
According to CMS facility affiliation data, Dr. Dundon is affiliated with Morristown Medical Center, St Luke'S Warren Hospital, Hunterdon Medical Center, Chilton Medical Center, Hackettstown Medical Center.
How does Dr. Dundon compare to other orthopedic surgeons in Hackettstown?
Among the 5 orthopedic surgeons in Hackettstown, Dr. Dundon ranks #1 by total Medicare procedure volume. Dr. Dundon has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Dundon practices?
Morristown Medical Center (5 out of 5 CMS stars, hip/knee complication rate similar to national average); St Luke'S Warren Hospital (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Hunterdon 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 Hackettstown, New Jersey
Dr. Dundon's 324 Medicare procedures are above the Hackettstown average of 77. The table below compares verified procedure volumes for orthopedic surgeons practicing in Hackettstown.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Robert Masella | 17 | Knee |
| Dr. Michael Deehan | 16 | Knee |
| Dr. Stephen Koss | 15 | Shoulder |
| Dr. Glen Wainen | 12 | Knee |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.