Locations

Toronto – Thornhill

Toronto Sleep Institute

Directions

We are located between Bathurst and Yonge on the north side of Steeles in the Ronda plaza.
From the North
Hwy 404 South, exit on Steeles East. We are two traffic lights past Yonge Street at 390 Steeles Ave West (on your right hand side in the Rondo Plaza).
From the South
Hwy 401 to Allen Road North. Allen Road becomes Dufferin Street. Keep going straight on Dufferin past Finch. Make a Right on Steeles and end at 390 Steeles Ave W, two traffic lights after Bathurst on your left hand side in the Rondo Plaza.
From the East
Hwy 401 West to Don Valley Parkway/Hwy 404 exit. Take the 404 North, and exit on Woodbine Ave/Steeles Ave. Turn Left on Steeles Ave East. We are two traffic lights past Yonge Street (on your right hand side in the Rondo Plaza).
From the West
Hwy 401 East to Hwy 400. Take Hwy 400 North and exit on Steeles West ending at 390 Steeles Ave West, two traffic lights after Bathurst on the left side in the Rondo Plaza.
Public Transit
York Region/VIVA Transit: Please visit the trip planner website which will give you the perfect route to get to us.
TTC: Please visit the TTC website for routes, maps and schedules. You can also call TTC at 416-393-INFO (4636).

208-390 Steeles Avenue West | Thornhill, ON L4J 6X2

p: 905-709-9696 f: 905-709-9764

Mon-Fri 9:00am-5:00pm

Medical Director

Meet Dr. Alan Ong, MD, FRCPC, DABPN, DABSM, FAAN, FAASM

Dr. Ong obtained his Doctor of Medicine from the Faculty of Medicine at the University of Toronto and subsequently completed specialty training in Neurology and Sleep Medicine at the University of Toronto.
He is a Diplomate of the American Board of Sleep Medicine and a Fe...

Services

  • Services Clinical consultation
  • Comprehensive polysomnography (in-lab overnight sleep testing)
  • Cognitive Behavioral Therapy for Insomnia
Referral Form - Adult Download
Referral Form - Pediatrics Download