Dr. Daniel Wiznia, MD
Contact & Location
New Haven, CT 06519
Dr. Daniel Wiznia is a board-certified orthopedic surgeon practicing in New Haven, Connecticut. Dr. Wiznia has performed 14 Medicare-verified knee replacements, ranking #57 in Connecticut.
In Connecticut, Dr. Wiznia performs below average in knee (14 vs 33 avg).
Dr. Wiznia's Medicare data shows a focused knee replacement practice with 14 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.
New Haven is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the New Haven area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Wiznia's Medicare record spans 3 years from 2020 through 2024. Procedure volume has remained consistent during that period, ranging from 12 to 14 procedures per year, reflecting a steady joint replacement practice.
Dr. Wiznia's 14 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Wiznia Compares
Procedure volume compared to the Connecticut state average.
Volume Trend Analysis
Dr. Wiznia's procedure volume has been consistent across 3 years of Medicare data, ranging from 12 to 14 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.
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 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. Wiznia
How does Dr. Wiznia's procedure volume compare to other Connecticut surgeons?
Dr. Wiznia has performed 14 Medicare-verified joint replacement procedures. The Connecticut average is 49 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Wiznia ranks #82 out of 94 orthopedic surgeons in Connecticut.
What types of joint replacement does Dr. Wiznia perform?
Dr. Wiznia's reported Medicare volume is focused on knee replacement, with 14 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Wiznia in New Haven?
Yes. There are 6 orthopedic surgeons in New Haven 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 Connecticut surgeons.
What does the Medicare data for Dr. Wiznia 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. Wiznia's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 14 procedures shown here.
Has Dr. Wiznia's procedure volume changed over time?
Dr. Wiznia's procedure volume has been relatively stable over 3 years of Medicare data, ranging from 12 to 14 procedures per year between 2020 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.
Which hospitals is Dr. Wiznia affiliated with?
According to CMS facility affiliation data, Dr. Wiznia is affiliated with Yale-New Haven Hospital, Bridgeport Hospital.
How does Dr. Wiznia compare to other orthopedic surgeons in New Haven?
Among the 6 orthopedic surgeons in New Haven, Dr. Wiznia ranks #6 by total Medicare procedure volume. The highest-volume surgeon in New Haven has 60 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Wiznia practices?
Yale-New Haven Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Bridgeport Hospital (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.
Other Orthopedic Surgeons in New Haven, Connecticut
Dr. Wiznia's 14 Medicare procedures are below the New Haven average of 31. The table below compares verified procedure volumes for orthopedic surgeons practicing in New Haven.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Allen Nicholson | 60 | Shoulder |
| Dr. Lee Rubin | 49 | Hip, Knee |
| Dr. Michael Leslie | 24 | Hip |
| Dr. Kenneth Donohue | 23 | Shoulder |
| Dr. Ilda Molloy | 15 | Hip |
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.