#6 Knee
#10 Hip

Dr. Leonidas Raisis, MD

Orthopedic Surgery
166 procedures Newark, DE
Latest available Medicare data — updated April 2026
Top 10% Nationally
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 44 vs 36 avg (4,526 surgeons)
Knee 122 vs 45 avg (6,720 surgeons)

Dr. Leonidas Raisis is a board-certified orthopedic surgeon practicing in Newark, Delaware. A Medicare provider since 2006, Dr. Raisis has performed 122 Medicare-verified knee replacements (#6 in Delaware) and 44 hip replacements, for a combined total of 166 procedures.

In Delaware, Dr. Raisis performs above average in knee (122 vs 69 avg), near average in hip (44 vs 45 avg).

Dr. Raisis's reported Medicare volume is split between knee replacements (122 cases) and hip replacements (44 cases).

Beyond general orthopedic surgery, Dr. Raisis holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.

Newark is home to 13 orthopedic surgeons in the current Medicare dataset. Patients in the Newark area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Raisis's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 137 to 217 procedures per year, reflecting a steady joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Raisis's 122 verified procedures is more than 2x the national average of 45.

Verified Medicare Cases

Knee Replacement
122 verified cases
#6 in Delaware
Hip Replacement
44 verified cases
#10 in Delaware
Estimated total: 450 – 500 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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. Raisis Compares

Procedure volume compared to the Delaware state average.

Hip Average
44 Avg: 45
Knee High
122 Avg: 69
Dr. Raisis Delaware Average

Contact & Location

Phone: 302-731-2888
4745 Ogletown Stanton Rd Ste 225
Newark, DE 19713
NPI: 1629058540
Credentials: MD
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Raisis's procedure volume has been consistent across 11 years of Medicare data, ranging from 137 to 217 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 11
2023 Volume 166
Peak Volume 217 (2018)
Trend Stable

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Raisis

How does Dr. Raisis's procedure volume compare to other Delaware surgeons?

Dr. Raisis has performed 166 Medicare-verified joint replacement procedures. This is significantly above the Delaware average of 97 procedures per surgeon. Dr. Raisis ranks #6 out of 29 orthopedic surgeons in Delaware.

What types of joint replacement does Dr. Raisis perform?

Dr. Raisis's Medicare data shows procedures in knee replacement (122 cases) and hip replacement (44 cases).

How experienced is Dr. Raisis with knee replacement surgery?

Dr. Raisis ranks #6 in Delaware for knee replacement with 122 Medicare-verified procedures. This high ranking among 29 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Raisis in Newark?

Yes. There are 13 orthopedic surgeons in Newark 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 Delaware surgeons.

What does the Medicare data for Dr. Raisis 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. Raisis's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 166 procedures shown here.

Has Dr. Raisis's procedure volume changed over time?

Dr. Raisis's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 137 to 217 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.

Does Dr. Raisis perform more than one type of joint replacement?

Yes. Dr. Raisis's Medicare data shows procedures in knee replacement (122 cases), hip replacement (44 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

How does Dr. Raisis compare to other orthopedic surgeons in Newark?

Among the 13 orthopedic surgeons in Newark, Dr. Raisis ranks #2 by total Medicare procedure volume. Dr. Raisis is among the highest-volume surgeons in Newark.

Other Orthopedic Surgeons in Newark, Delaware

Dr. Raisis's 166 Medicare procedures are above the Newark average of 132. The table below compares verified procedure volumes for orthopedic surgeons practicing in Newark.

SurgeonProceduresSpecialties
Dr. James Rubano 231 Hip, Knee
Dr. Alex Bodenstab 122 Hip, Knee, Shoulder
Dr. Jeremie Axe 116 Knee, Shoulder
Dr. Nick Patel 103 Hip, Knee
Dr. Drew Brady 97 Hip, Knee
Dr. Eric Johnson 90 Hip, Knee

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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Leonidas Raisis, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/de/dr-leonidas-raisis-newark.html

Link: https://orthoprocedures.com/surgeons/de/dr-leonidas-raisis-newark.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.