#4 Hip
#12 Knee

Dr. David Nazarian, MD

Orthopedic Surgery
248 procedures 3 hospitals Marlton, NJ
Latest available Medicare data — updated April 2026
Rising Star Top 10% Nationally
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 114 vs 36 avg (4,526 surgeons)
Knee 134 vs 45 avg (6,720 surgeons)

Dr. David Nazarian is a board-certified orthopedic surgeon practicing in Marlton, New Jersey. A Medicare provider since 2006, Dr. Nazarian has performed 134 Medicare-verified knee replacements (#12 in New Jersey) and 114 hip replacements, for a combined total of 248 procedures.

In New Jersey, Dr. Nazarian performs well above average in knee (134 vs 53 avg), well above average in hip (114 vs 42 avg).

Dr. Nazarian's reported Medicare volume is split between knee replacements (134 cases) and hip replacements (114 cases).

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

Marlton is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Marlton area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Nazarian extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 151 to 248 in the most recent data, a 64% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Nazarian's 134 verified procedures is more than 2x the national average of 45.

Verified Medicare Cases

Knee Replacement
134 verified cases
#12 in New Jersey
Hip Replacement
114 verified cases
#4 in New Jersey
Estimated total: 670 – 750 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. Nazarian Compares

Procedure volume compared to the New Jersey state average.

Hip Very High
114 Avg: 42
Knee Very High
134 Avg: 53
Dr. Nazarian New Jersey Average

Contact & Location

Phone: 800-321-9999
999 Route 73 N Ste 301
Marlton, NJ 08053
NPI: 1013944859
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. Nazarian's Medicare-recorded procedure volume has trended upward over 11 years, increasing 64% from 151 procedures in 2013 to 248 in the most recent data.

Years of Data 11
2023 Volume 248
Peak Volume 248 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Rothman Orthopaedic Specialty Hospital Llc
Bensalem, PA
Similar to national avg
H
Thomas Jefferson University Hospital
★★★☆☆
Philadelphia, PA
Similar to national avg
H
Chester County Hospital
★★★★☆
West Chester, PA
Similar to national avg

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.

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. Nazarian

How does Dr. Nazarian's procedure volume compare to other New Jersey surgeons?

Dr. Nazarian has performed 248 Medicare-verified joint replacement procedures. This is more than 3x the New Jersey average of 71 procedures per surgeon. Dr. Nazarian ranks #10 out of 182 orthopedic surgeons in New Jersey.

What types of joint replacement does Dr. Nazarian perform?

Dr. Nazarian's Medicare data shows procedures in knee replacement (134 cases) and hip replacement (114 cases).

How experienced is Dr. Nazarian with knee replacement surgery?

Dr. Nazarian ranks #12 in New Jersey for knee replacement with 134 Medicare-verified procedures. This high ranking among 182 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Nazarian in Marlton?

Yes. There are 2 orthopedic surgeons in Marlton 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. Nazarian 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. Nazarian's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 248 procedures shown here.

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

Yes. Dr. Nazarian's Medicare-recorded volume has increased from 151 procedures in 2013 to 248 in the most recent data, a 64% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 248 procedures in 2023.

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

Yes. Dr. Nazarian's Medicare data shows procedures in knee replacement (134 cases), hip replacement (114 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Nazarian affiliated with?

According to CMS facility affiliation data, Dr. Nazarian is affiliated with Rothman Orthopaedic Specialty Hospital Llc, Thomas Jefferson University Hospital, Chester County Hospital. Dr. Nazarian maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.

What are the quality ratings for hospitals where Dr. Nazarian practices?

Rothman Orthopaedic Specialty Hospital Llc (hip/knee complication rate similar to national average); Thomas Jefferson University Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Chester County Hospital (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 Marlton, New Jersey

Dr. Nazarian's 248 Medicare procedures are above the Marlton average of 220. The table below compares verified procedure volumes for orthopedic surgeons practicing in Marlton.

SurgeonProceduresSpecialties
Dr. Michael Harrer 192 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. David Nazarian, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/nj/dr-david-nazarian-marlton.html

Link: https://orthoprocedures.com/surgeons/nj/dr-david-nazarian-marlton.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.