Dr. Christopher Blum, MD
Dr. Christopher Blum is a board-certified orthopedic surgeon practicing in New York, New York. A Medicare provider since 2016, Dr. Blum has performed 44 Medicare-verified hip replacements (#69 in New York) and 23 knee replacements, for a combined total of 67 procedures.
In New York, Dr. Blum performs near average in hip (44 vs 42 avg), below average in knee (23 vs 45 avg).
Dr. Blum's reported Medicare volume is split between hip replacements (44 cases) and knee replacements (23 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. Blum extend back to 2021, covering 3 years of data. Over that period, recorded procedure volume increased from 52 to 67 in the most recent data, a 29% increase. This sustained growth reflects an expanding joint replacement practice.
Among 4,526 hip replacement surgeons tracked nationally, Dr. Blum's 44 verified procedures is above the national average of 36.
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. Blum Compares
Procedure volume compared to the New York state average.
Contact & Location
New York, NY 10032
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Blum's Medicare-recorded procedure volume has trended upward over 3 years, increasing 29% from 52 procedures in 2021 to 67 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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
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 Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Blum
How does Dr. Blum's procedure volume compare to other New York surgeons?
Dr. Blum has performed 67 Medicare-verified joint replacement procedures. This is in line with the New York average of 67 procedures per surgeon. Dr. Blum ranks #111 out of 338 orthopedic surgeons in New York.
What types of joint replacement does Dr. Blum perform?
Dr. Blum's Medicare data shows procedures in hip replacement (44 cases) and knee replacement (23 cases).
Are there other orthopedic surgeons near Dr. Blum 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. Blum 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. Blum's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 67 procedures shown here.
Has Dr. Blum's procedure volume changed over time?
Yes. Dr. Blum's Medicare-recorded volume has increased from 52 procedures in 2021 to 67 in the most recent data, a 29% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 76 procedures in 2022.
Does Dr. Blum perform more than one type of joint replacement?
Yes. Dr. Blum's Medicare data shows procedures in hip replacement (44 cases), knee replacement (23 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Blum affiliated with?
According to CMS facility affiliation data, Dr. Blum is affiliated with Peconic Bay Medical Center, Stony Brook University Hospital.
How does Dr. Blum compare to other orthopedic surgeons in New York?
Among the 84 orthopedic surgeons in New York, Dr. Blum ranks #37 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. Blum practices?
Peconic Bay Medical Center (3 out of 5 CMS stars, hip/knee complication rate better than national average); Stony Brook University Hospital (4 out of 5 CMS stars, hip/knee complication rate better than 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. Blum's 67 Medicare procedures are below the New York average of 226. 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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