Florida Hospital Swoosh Down Arrow Icon Physician Place Holder Untitled-1
Call for an Appointment: (863) 402-CARE (2273)

Sylvester Onyishi, MD

Sylvester Onyishi, MD, earned his medical degree from the University of Tennessee Health Science Center in Memphis, where he also completed his internship in general surgery. He then completed his residency in urology at the University of Arizona in Tucson. Dr. Onyishi has been published in medical journals and is a member of the American Urological Association. He volunteered for the Student National Medical Association at the student-run clinic Clinica Esperanza in Tennessee and also organized programs to help overweight and obese children and teenagers with weight loss.


  • Adrenal Tumors
  • Enlarged Prostate
  • Erectile Dysfunction
  • Kidney Cancer
  • Kidney Stones
  • Overactive Bladder
  • Pelvic Floor Prolapse
  • Penile Cancer
  • Prostate Cancer
  • Prostate Health Index (PHI)
  • Testicular Cancer
  • Urinary Tract Infections (UTI)
  • Urothelial Cancer
  • Vasectomy
  • Voiding Dysfunction
  • Urinary Incontinence
  • Impotence
  • Urologic Cancer
  • Infertility
  • Recurrent UTI’s


  • Urology - (University of Arizona)

Languages Spoken