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Rafael Vicente (Rafael) Pieretti, MD

Dr. Pieretti is a Pediatric Surgeon sub-specialized in Pediatric Urology with 39 years of experience. He was trained in General Pediatric Surgery and Pediatric Urology at the Hospital for Sick Children of Toronto (SickKids Hospital).

  • Phone: 617-724-0518
Pediatric Surgery
Department of Surgery


  • Cancer Center
  • Pediatric Hematology/Oncology
  • MassGeneral Hospital for Children
  • Urology
Clinical Interests
Inguino-scrotal pathology: undescended testicles, hernia, hydrocele, varicocele, testicular torsion
Vesicoureteral reflux
Obstructive uropathies: Congenital hydronephrosis, megaureter, ureterocele, ectopic ureter
Tumors: Wilms? tumor, rhabdomyosarcoma (bladder and prostate)
Disorders of sex development
Bladder and cloacal exstrophy
Voiding dysfunction
Boston: Massachusetts General Hospital
Newton: Newton-Wellesley Hospital
Medical Education
MD, Central University of Venezuela
Residency, Dr. Carlos Arvelo Military Hospital
Residency, Toronto Hospital for Sick Children
Patient Gateway
Yes, learn more
Foreign Languages
Patient Age Group
Accepting New Patients
Accepting New Patients


Dr. Pieretti has 39 years of experience in Pediatric Urology and Pediatric Surgery. He is Board Certified in General Surgery and Pediatric Surgery by the Royal College of Physicians and Surgeons of Canada. He did a Fellowship in Pediatric Urology at Sick Kids Hospital, Toronto, Canada (1973-1974).

During  his  29 years of practice  in Caracas, Venezuela, Dr. Pieretti devoted most of his time and efforts to Pediatric Urology where he founded 3 services of Pediatric Surgery and Urology.Ten years ago he was recruited by the Massachusetts General Hospital and since then he has devoted 100% of his time to  the broad clinical spectrum of Pediatric Urology. 

Dr. Pieretti's main area of research interest is in the field of  Pediatric Urology. He has ongoing clinical research work in surgical treatment of  hypospadias, congenital hydronephrosis,  and undescended testicles. At the present time he has a total of 12 clinical research projects.


View my most recent publications at PubMed

Congenital bladder diverticula in children. Pieretti RV, Pieretti-Vanmarcke RV. J Pediatr Surg. 1999 Mar;34(3):468-73.

The mild end of the clinical spectrum of posterior urethral valves. Pieretti RV. J Pediatr Surg. 1993 May;28(5):701-4; discussion 704-6

Management of recurrent  or overlooked rectourethral fistula and urethral injury  resulting from ther treatment of imperforate anus. Pediatric Surgery International 1993: 8:438-440

Circumcised hypospadias. Pieretti RV, Pieretti A, Pieretti-Vanmarcke R. Pediatr Surg Int. 2009 Jan;25(1):53-5. Epub 2008 Oct 11.

Late complications of newborn circumcision: a common and avoidable problem. Pieretti RV, Goldstein AM, Pieretti-Vanmarcke R. Pediatr Surg Int. 2010 May;26(5):515-8. Epub 2010 Feb 14.

Differential kidney scan in pediatric urology. Pieretti R, Gilday D, Jeffs R. Urology. 1974 Dec;4(6):665-8. No abstract available.

Symphysiotomy: a valuable approach in Children with Prostate Rhabdomysarcoma. Pediatric  Surgery International  (2010) 26:341-343

Pediatric Urology
55 Fruit Street
Boston, MA 02114-2696

Phone: 617-724-0518
Fax: 617-726-2167