I believe in a patient-centered approach to care focused on building genuine relationships with patients and their families. By listening closely to each child’s unique story, I strive to provide thoughtful, individualized support and partner with families every step of the way.

About Heriberto Martinez, MD

Heriberto Martinez, MD, FAAP, is a pediatric hospitalist at Phoenix Children's. Dr. Martinez provides a full spectrum of services for children admitted to the hospital for treatment and observation. He is a native Spanish speaker and is committed to improving and advancing healthcare for all patients in pediatric hospital medicine through research and collaboration.

Dr. Martinez earned his undergraduate degree from the University of California, Los Angeles (UCLA). He earned his medical degree from Universidad Autonoma de Guadalajara School of Medicine in Guadalajara, Jalisco, Mexico, where he was valedictorian of his class. Dr. Martinez completed his pediatric residency at the University of California San Diego and Rady Children's Health in San Diego, followed by a pediatric hospital medicine fellowship at Phoenix Children's.

Board certified in general pediatrics by the American Board of Pediatrics, Dr. Martinez is also a fellow of the American Academy of Pediatrics and a member of the Society of Hospital Medicine. He was elected to participate as a scholar in the Health Excellence Academic Research in Pediatric Hospital Medicine program with Children's National Hospital. Dr. Martinez is a proud recipient and alumnus of the Gates Millennium Scholars Program, funded by the Bill & Melinda Gates Foundation.

Dr. Martinez has presented posters at national conferences hosted by the Pediatric Academic Societies, Pediatric Hospital Medicine and the Society of Hospital Medicine, in addition to the Phoenix Children's Research Symposium and the Arizona American Academy of Pediatrics Annual Conference and Exhibition.

Along with spending time with family and friends, Dr. Martinez enjoys traveling, staying physically active and exploring new restaurants and cafes.

Medical School / Education

Universidad Autonoma de Guadalajara School of Medicine, Guadalajara, Jalisco, Mexico

Residency

(Pediatrics) University of California, San Diego / Rady Children's Health, San Diego, CA

Fellowship

(Pediatric Hospital Medicine) Phoenix Children's, Phoenix, AZ

Universidad Autonoma de Guadalajara School of Medicine, Guadalajara, Jalisco, Mexico

Gates Millennium Scholars Program, Gates Foundation

Professional Affiliations

Fellow, American Academy of Pediatrics

Member, Society of Hospital Medicine

Martinez, Heriberto, Danielle Smith. "What to Believe: Guiding Families Through the Maze of Misinformation" Pediatrics 2026; e2025071374. 10.1542/peds.2025-071374

Martinez, Heriberto, Ruth Siew. "Training as a Latino in the Era of Covid-19." ATS Sch. 2022 Nov 2;3(4):511-513. doi: 10.34197/ats-scholar.2022-0045VL. PMID: 36726706

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