Our Team


Lead Sleep Center Technologist
Toni began her career in respiratory care in 1978, working primarily in critical care and pulmonary diagnostics. She joined the Palomar Health Pulmonary Laboratory in 1989. In 1991, Toni transitioned into sleep diagnostics, with an emphasis on breathing-related sleep disorders. Toni is a registered Respiratory Therapist-Sleep Disorder Specialist, Certified Pulmonary Function Technologist and Registered Polysomnographic Technologist.





Medical Director

Dr. Karippot is a board certified sleep medicine specialist with extensive expertise in early detection, prevention and management of chronic conditions such as obstructive sleep apnea, restless leg syndrome, insomnia, nightmares and overall poor quality of sleep.

In addition to serving as Medical Director for the Palomar Health Sleep Center, Dr. Karippot has a private medical practice in Scripps Ranch.

Prior to moving to San Diego in 2010, Dr. Karippot was a full-time faculty member at Penn State University Hershey Medical Center, where he helped to develop a comprehensive sleep medicine and research program.  He also served as the Medical Director for the Medical Center’s Sleep Research & Treatment Center and Restless Leg Syndrome Clinic.

Dr. Karippot is certified by the American Board of Sleep Medicine and the American Board of Medical Specialties.  He is also Board certified in General Psychiatry and Child & Adolescent Psychiatry and is one of the few physicians certified in Behavioral Sleep Medicine.

Dr. Karippot is a fellow of the American Academy of Sleep Medicine and the American Psychiatric Association.  He is an active member of the California Sleep Society and the American Academy of Sleep Medicine.

Michael Zupancic, M.D.

Neurologist /
Sleep Medicine Specialist

Dr. Michael Zupancic is a Board certified neurologist and a board certified sleep medicine specialist.  His clinical expertise and interests include sleep apnea, sleep disordered breathing, restless leg syndrome, narcolepsy, insomnia, and parasomnias.

Dr. Zupancic has been practicing sleep medicine in San Diego for 5 years.  Prior to this, he completed his fellowship at the Stanford Sleep Disorders Center and was an assistant professor at the University of Michigan’s Department of Neurology, Sleep Medicine section. 

As a leader in sleep medicine, Dr. Zupancic has presented numerous CME lectures and chaired a discussion group about sleep apnea and stroke at the annual American Academy of Sleep Medicine national meeting.

In addition, he has been the principal investigator of several clinical research trials regarding restless leg syndrome, hypersomnia, and insomnia. Dr. Zupancic has published several articles and book chapters about sleep disordered breathing, insomnia, sleep apnea and stroke.



























































For more information or to receive a referral to the Palomar Health Sleep Center, call 442.281.3368