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Organization: Durham Pulmonary and Sleep Services  
Phone Numbers: 365-885-9086
Fax: 905-427-0346
Address:
601 Harwood Ave S, Suite 201
Ajax, ON
L1S 2J5
Intersection: Harwood Ave S and Emperor St
Location: Ajax (Downtown)
Hours: Mon-Fri 9am-5pm
Service Description: Sleep medicine, respiratory specialist consultations and diagnostic assessment including:
  • pulmonary function lab performs spirometry, bronchodilator therapy, lung diffusion test, lung volume test, oximetry and independent exercise assessments
  • respiratory consultation with a specialist
  • sleep services including sleep study and consultation with specialist

On-site doctors:
  • Dr. Chelvanathan - 905-239-0225
  • Dr. Franco - 905-239-0221
  • Dr. O'Loghlen - 905-239-0221
  • Dr. Philteos - 905-427-1419

Application: Physician referral required
Languages: English
Area Served:
Ajax  
See Also: Lung and Respiratory Conditions
Sleep and Wake Disorders

This information was last completely updated on March 18, 2026

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© 2026, Ontario Health atHome

Updated March 18, 2026
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