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Our Medical Director

"Meet the Aviisha Medical Wellness Institute Director, Dr. Avi Ishaaya, M.D., F.C.C.P., F.A.C.G.S., M.A.C.G.S. "The more I know about health and wellness, the greater is my responsibility read more..."

A Message From Our CEO

"Aviisha was founded to address the acute need and the rapid expansion of national healthcare risk resulting from the co-morbidities of Obesity and Sleep Apnea. read more..."


Welcome to the AVIISHA TOSH Sleep & Wellness Center website. Located in the city of Thousand Oaks at the Thousand Oaks Surgical Hospital campus, TOSH Sleep & Wellness Center, is committed to upholding the highest standards of quality patient care. These standards ensure that TOSH Sleep & Wellness Center displays and maintains proficiency in areas such as testing procedures and policies, patient safety and follow-up, and physician and staff training.

Aviisha started to serve the community of Thousand Oaks and its surrounding areas in 2009 as a full-service medical facility. A wide range of testing and screening procedures for pre-operative evaluations, routine medical problems, allergy concerns, and many diseases and disorders are usually available on the same day during a visit to our center. Our medical wellness ancillary services include blood work (drawn on location), cardiac testing, smoking cessation, ultrasound testing, pulmonary function testing and allergy testing. We also offer a comprehensive sleep and weight loss program that are geared toward thorough follow up and evaluation for each individual patient.

Give us a call to speak to one of our friendly staff members to schedule an appointment today!