Dr. Nolan Maher, M.D.
Dr. Nolan Maher is a board-certified orthopedic surgeon practicing in New York, New York. A Medicare provider since 2014, Dr. Maher has performed 21 Medicare-verified knee replacements (#180 in New York) and 16 hip replacements, for a combined total of 37 procedures.
In New York, Dr. Maher performs below average in knee (21 vs 45 avg), below average in hip (16 vs 42 avg).
Dr. Maher's reported Medicare volume is split between knee replacements (21 cases) and hip replacements (16 cases).
New York is home to 84 orthopedic surgeons in the current Medicare dataset. Patients in the New York area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Maher extend back to 2021, covering 3 years of data. Over that period, recorded procedure volume increased from 14 to 37 in the most recent data, a 164% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Maher's 21 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. Maher Compares
Procedure volume compared to the New York state average.
Contact & Location
New York, NY 10019
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Maher's Medicare-recorded procedure volume has trended upward over 3 years, increasing 164% from 14 procedures in 2021 to 37 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.
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.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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. Maher
How does Dr. Maher's procedure volume compare to other New York surgeons?
Dr. Maher has performed 37 Medicare-verified joint replacement procedures. The New York average is 67 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Maher ranks #197 out of 338 orthopedic surgeons in New York.
What types of joint replacement does Dr. Maher perform?
Dr. Maher's Medicare data shows procedures in knee replacement (21 cases) and hip replacement (16 cases).
Are there other orthopedic surgeons near Dr. Maher in New York?
Yes. There are 84 orthopedic surgeons in New York 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 York surgeons.
What does the Medicare data for Dr. Maher 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. Maher's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 37 procedures shown here.
Has Dr. Maher's procedure volume changed over time?
Yes. Dr. Maher's Medicare-recorded volume has increased from 14 procedures in 2021 to 37 in the most recent data, a 164% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 37 procedures in 2023.
Does Dr. Maher perform more than one type of joint replacement?
Yes. Dr. Maher's Medicare data shows procedures in knee replacement (21 cases), hip replacement (16 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Maher affiliated with?
According to CMS facility affiliation data, Dr. Maher is affiliated with Mount Sinai West.
How does Dr. Maher compare to other orthopedic surgeons in New York?
Among the 84 orthopedic surgeons in New York, Dr. Maher ranks #57 by total Medicare procedure volume. The highest-volume surgeon in New York has 320 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Maher practices?
Mount Sinai West (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 York, New York
Dr. Maher's 37 Medicare procedures are below the New York average of 222. The table below compares verified procedure volumes for orthopedic surgeons practicing in New York.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Amar Ranawat | 320 | Hip, Knee |
| Dr. Brian Chalmers | 255 | Hip, Knee |
| Dr. Jason Blevins | 239 | Hip, Knee |
| Dr. Alexander McLawhorn | 238 | Hip, Knee |
| Dr. Alberto Carli | 235 | Hip, Knee |
| Dr. Matthew Austin | 231 | Hip, Knee |
Patient Reviews & Ratings
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