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Dr. Sierra is on Doximity

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Education & Training

  • Cook County Health and Hospitals System
    Cook County Health and Hospitals SystemResidency, Pediatrics, 2005 - 2008
  • Universidad de Ciencias Medicas
    Universidad de Ciencias MedicasClass of 2001

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 2008 - Present
  • IL State Medical License
    IL State Medical License 2005 - 2026
  • MS State Medical License
    MS State Medical License 2022 - 2022
  • American Board of Pediatrics Pediatrics
  • American Board of Pediatrics Neonatal-Perinatal Medicine
  • American Board of Preventive Medicine Clinical Informatics

Hospital Affiliations