Meet Our
Dedicated Team

Sandra Mahoney, MHA, FACHCA
Administrator
Sandy received her Bachelor’s degree in Nutrition and Dietetics from the University of California at Davis, and her Masters of Health Care Administration from Clark University in Worcester. She has worked as an Administrator in Skilled Nursing Centers for more than 25 years in and around Central Massachusetts.


Maria Theresa (Tess) Villegas, BSN, RN
Director of Nursing
Tess graduated from Centro Escolar University in the Philippines as a BSN, and worked in various positions in acute care organizations, before coming to the United States, and Christopher House in 2009. More recently she worked as the Evening Shift Supervisor and Assistant Director of Nursing before becoming the Director of Nursing.

Chidimma Okoli, MD
Medical Director


Bassem Hanna, MD
Medical Director

Laura Gould, RPT
Director of Rehabilitation


Cathy Chanthaboury, RRT
Director of Respiratory Therapy
Cathy graduated from Quinsigamond Community College and became a Registered Respiratory Therapist in 2017. She joined the Christopher House team in 2015 as a Respiratory Technician and advanced to a Respiratory Therapist position. Cathy became the Director of Respiratory Therapy in July of 2020.