Dr. Chang is a licensed Urology in NJ. Graduated in 1994. Medical degree obtained from Columbia University College of Physicians and Surgeons. Completed residency training at NewYork-Presbyterian. Currently practices at Hackensack Meridian Health (Hackensack Meridian Health), located at 108 Washington St, Hoboken, NJ 07030. Dr. Chang specializes in kidney, bladder and prostate cancer, prostate enlargement (BPH) and voiding problems, kidney stones, erectile dysfunction, urinary incontinence, vasectomy and laser surgery.. In addition to English, Dr. Chang speaks Mandarin and accepts new patients.