Dr. Lilliam A Sierra MD Pediatrician

Dr. Lilliam Sierra is a pediatrician in Kennewick, Washington. She received her medical degree from Benemérita Universidad Autónoma de Puebla and has been in practice for 36 years.

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Specialty & Clinical Interests

Pediatrician: Developmental-Behavioral

Education & Medical Training

St Joseph's Hospital & Medical Center
Residency, Pediatrics, 1983–1984

PinnacleHealth System - Polyclinic
Residency, Pediatrics, 1980–1982

Benemérita Universidad Autónoma de Puebla
Class of 1978


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