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Joshua Zaritsky

Pediatrics

Joshua Zaritsky, M.D.

Professor, Clinical Series, Child Health, University of Arizona College of Medicine - Phoenix

Phoenix, AZ

Joshua J. Zaritsky, MD, PhD, is a pediatric nephrologist specializing in complex kidney disorders in children at Phoenix Children's Hospital in Phoenix, Arizona. He primarily treats pediatric chronic renal failure, dialysis requirements, glomerular diseases including focal segmental glomerulosclerosis (FSGS), kidney stones, and rare renal conditions such as cystinosis, cystinuria, X-linked hypophosphatemia (XLH), hypophosphatasia (HPP), and Bardet-Biedl syndrome (BBS). His expertise extends to h

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25+

Years in Practice

Credentials

Board Certifications

  • Pediatrics (American Board of Pediatrics)
  • Pediatric Nephrology (American Board of Pediatrics)

Education & Training

  • Stanford University School of Medicine — MD, PhD
  • University of California, Los Angeles — Fellowship, Pediatric Nephrology
  • Denver Children's Hospital — Residency, Pediatrics
  • Denver Children's Hospital — Internship, Pediatrics

Clinical Focus

Subspecialties

Pediatric Nephrology

Conditions & Treatments

Nephrotic SyndromePediatric Dialysis

Practice Details

Hospital Affiliations

  • Phoenix Children's Hospital

Languages

English

Experience

25+ years in practice