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SSM Weight-Loss Institute
Our Physicians 

Our Physicians 

Mary Polk, MD, DABSM, FAASM *
Board-Certified Sleep Physician
Medical Director - SSM DePaul Health Center

Amanda Avellone, MD, DABSM, FAASM *
Board-Certified Sleep Physician
Medical Director - SSM St. Clare Health Center

Thomas Siler, MD, DABSM, FAASM *
Board-Certified Sleep Physician
Medical Director - SSM St. Joseph Health Center

Anthony Masi, MD, DABSM, FAASM *
Board-Certified Sleep Physician
Medical Director - St. Mary’s Health Center

Shalini Paruthi, MD
Sleep Medicine Specialist
Co-Director - SSM Cardinal Glennon Children’s Medical Center

Glen Fenton, MD
Neurologist
Sleep Medicine Specialist
Co-Director - SSM Cardinal Glennon Children’s Medical Center