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Bharati Prasad, MD

Dr. Prasad is board certified in Pulmonary, Critical Care, and Sleep Medicine.  She completed her medical training at UIC in 2009.  Her special interest is sleep-disordered breathing and its relationship with cardiovascular disease.
Medical Director
James J. Herdegen, MD
Dr. Herdegen is a board certified physician in sleep medicine who has been practicing for over 20 years and is actively involved in clinical, teaching and research activities.  He also participates in a number of community wellness programs promoting better health through better sleep.


Medical Staff Office and Research Staff
Henry Arantes, RPSGT
Sleep Lab Coordinator
(312) 996-0656

Edith Chavez-Garcia, MA
Medical Assistant
(312) 355-1091

Jorge Mena, MA
Medical Assistant
Patricia Cervantes

Chad Ratsamy
Sleep Center Manager

Jean Fitzpatrick, MBA
Business Manager
(312) 996-8039

Julie Law
Research Specialist
(312) 413-7273