New Search
Nader A. Nassif MD
Primary Office

22 Corporate Plaza Drive
Newport Beach, CA 92660
Map & Directions

Office 2

16300 Sand Canyon Ave,
Suite 400
Irvine, CA 92618
Map & Directions

Physician Details


Dr. Nassif grew up in Southern California and attended the University of California, Irvine where he received his Bachelor’s degrees in biology and physics. He earned his Medical Degree from Harvard Medical School where he graduated with Honors. Dr. Nassif then went on to complete his residency training at Washington University in Saint Louis, Missouri.

Following residency, he continued his training at the Hospital for Special Surgery in New York City, where he focused on hip and knee replacement surgery and adult joint reconstruction. Finally, Dr. Nassif went on to Memorial Sloan Kettering Cancer Center where he received additional training in advanced joint reconstructive surgery, limb salvage surgery and the care of benign and malignant tumors of the soft tissue and bone.

Dr. Nassif has been active in research and the advancement of joint replacement and reconstruction surgery. He has authored multiple book chapters, numerous research articles in peer reviewed publications. He has also presented in many regional, national and international orthopedic meetings focused on the advancement of Hip and Knee Replacement Surgery.

Dr. Nassif lives in Irvine with his family. In his leisure time, he enjoys spending time with his family, playing tennis, water sports and long distance running. He has completed 3 marathons, multiple half marathons and has recently acquired an interest in cycling.

Dr. Nassif is assisted by Drew Halber PA-C.

Education & Training

MEDICAL EDUCATION: Harvard Medical School (Medical Doctor)
INTERNSHIP: Washington University School of Medicine, Barnes-Jewish Hospital (Orthopedic Surgery)
RESIDENCY: Washington University School of Medicine, Barnes-Jewish Hospital (Orthopedic Surgery)
FELLOWSHIP: Hospital for Special Surgery (Adult Joint Reconstruction)
FELLOWSHIP: Memorial Sloan Kettering Cancer Center (Musculoskeletal Oncology)

Areas of Interest

Dr. Nassif focuses on total hip replacement and total knee replacement, especially minimally invasive techniques in joint replacement surgery. He specializes in the direct anterior approach total hip replacement as well as minimally invasive total knee replacement. Dr. Nassif has special interest in the use of less invasive surgical approaches and new surgical and implant technology.

Thanks to his additional training in limb salvage surgery, Dr. Nassif aslo performs a significant number of total hip revisions and total knee revision surgery every year with referrals coming from across Southern California.

Dr. Nassif performs the following orthopedic procedures:

  • Direct Anterior Total Hip Replacement
  • Posterior Total Hip Replacement
  • Total Knee Replacement
  • Advanced Joint Reconstruction
  • Unicompartmental Knee Replacement (Partial Knee Replacement)
  • Hip Revision Surgery (Revision Hip Replacement, Hip Arthroplasty Revision)
  • Knee Revision Surgery (Revision Knee Replacement, Knee Arthroplasty Revision)
  • Joint Revision Surgery (Joint Arthroplasty Revision)
  • Repair of Fractures Around Total Hip and Knee Replacements (Periprosthetic Fractures).
  • Total Joint Infections

Awards & Recognitions

-Arthritis Foundation Medical Honoree, Orange County Chapter (2018)
- AAOS/ORS/OREF Clinician Scientist Development Program (2012)
- Adult Reconstruction and Joint Replacement Clinical Service Award (2012)
- Current Concepts for Joint Replacement traveling scholarship (2010)
- Medical Doctorate, Cum Laude, Harvard Medical School (2006)
- B.S. in Physics with Biomedical Physics concentration, Magna Cum Laude, UCI (2002)
- B.S. in Biological Sciences, Magna Cum Laude, UCI ( 2002)
- Phi Beta Kappa National Honor Society
- Sigma Phi Sigma, Physics Honor Society
- Sigma Xi, Research Honor Society

Other Specialties or Certifications

BOARD CERTIFICATION: American Board of Orthopedic Surgeons (ABOS)


  • American Academy of Orthopaedic Surgeons
  • American Association of Hip and Knee Surgeons

Our Locations

(949) 722-7038

Physician Offices

Huntington Beach

19582 Beach Boulevard, Suite 306
Huntington Beach, CA 92648

View Details

16300 Sand Canyon Ave, Suite 400
Irvine, CA 92618

View Details
Mission Viejo

South Orange County Orthopaedics, Inc.
26730 Crown Valley Pkwy
Mission Viejo, CA 92691

View Details
Newport Beach

22 Corporate Plaza Drive
Newport Beach, CA 92660

View Details