General Info

Dr. Mastromichalis received his medical degree from West Virginia University School of Medicine and completed his urologic surgery residency at Saint Louis University Hospital. He is a member of the American Urological Association and the Endourological Society.Dr. Mastromichalis is the current Medical Director of Urology at SSM Health St. Clare Hospital and Clinical Chairman of the Department of Surgery for the SSM Health Medical Group.Dr. Mastromichalis treats a variety of conditions, including: benign prostate enlargement; elevated prostate specific antigen (PSA); kidney, bladder and prostate cancer; kidney, ureter and bladder stones; urinary incontinence and troublesome urination; erectile and sexual disorders; recurrent urinary tract infections; genital surgery and reconstruction; hematuria (blood in the urine); and overactive bladder.