Joao A. Lopes, M.D., F.A.C.S.Dr. Joao Lopes



Rutgers University

Medical School

Ross University School of Medicine


Indiana University


Yale University

Areas of Concentration

With extensive training and experience in both general and minimally invasive surgical techniques, Dr. Lopes specializes in:

  • Minimally Invasive Surgery
  • Weight Loss Surgery
  • Colorectal Surgery
  • Endocrine Surgery
  • Sentinel Lymph Node Biopsy
  • Benign and Malignant Breast Surgery

Advanced Surgical Associates is one of the first exclusively surgical groups practicing in Union County New Jersey. And that is just the first of many firsts for ASA. For over 40 years, we have pioneered breakthrough surgical patient care in North Jersey.

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