# Sleep doctors in Ottawa > 3 sleep medicine specialists in Ottawa, Illinois — with contact details and clinic affiliations. Canonical: https://findsleepdoctors.com/us/il/ottawa Last updated: 2026-10-30 Ottawa, Illinois, United States — sleep medicine doctors with verified addresses, phone numbers and clinic affiliations. Cost varies; confirm with your provider and insurer/health fund. 3 sleep specialists listed. ## Sleep doctors in Ottawa Looking for someone closer? Use the location search on the home page to sort every nearby practice by distance. ### OSF Medical Group Lung and Pulmonology Sleep Medicine · Phone: (815) 431-0435; (815) 431-5125 Profile: [view details](https://findsleepdoctors.com/us/il/ottawa/osf-medical-group-lung-and-pulmonology-ottawa) ### OSF Sleep - Ottawa Sleep Medicine · Phone: (815) 431-5125; (800) 881-5101 Profile: [view details](https://findsleepdoctors.com/us/il/ottawa/osf-sleep-ottawa-ottawa) ### OTTAWA REGIONAL CARDINAL SLEEP CENTER, LLC Sleep Medicine · Affiliated with OTTAWA REGIONAL CARDINAL SLEEP CENTER, LLC · Phone: 815-433-3100 Profile: [view details](https://findsleepdoctors.com/us/il/ottawa/ottawa-regional-cardinal-sleep-center-llc) ## Sleep doctors near Ottawa - [Mendota](https://findsleepdoctors.com/us/il/mendota) — 2 doctors - [Spring Valley](https://findsleepdoctors.com/us/il/spring-valley) — 1 doctors - [Morris](https://findsleepdoctors.com/us/il/morris) — 3 doctors - [Sandwich](https://findsleepdoctors.com/us/il/sandwich) — 1 doctors - [Yorkville](https://findsleepdoctors.com/us/il/yorkville) — 3 doctors - [Princeton](https://findsleepdoctors.com/us/il/princeton) — 1 doctors - [Pontiac](https://findsleepdoctors.com/us/il/pontiac) — 1 doctors - [Joliet](https://findsleepdoctors.com/us/il/joliet) — 18 doctors ## Frequently asked questions ### How do I find a sleep doctor near me? Start with the list on this page — every sleep medicine doctor below was verified from a public source. Use the phone number or website on each profile to book; most practices ask for a GP referral first. ### What does a sleep doctor treat? Sleep specialists diagnose and treat obstructive sleep apnoea, insomnia, narcolepsy, restless legs syndrome, circadian rhythm disorders and snoring-related problems. ### How much does an appointment cost? Cost varies by practice, insurer and treatment. This directory does not publish prices — confirm the cost with the practice and your insurer or health fund before booking. ## Related - [All sleep doctors in Illinois](https://findsleepdoctors.com/us/il) - [Sleep doctors in United States](https://findsleepdoctors.com/us) - [Home](https://findsleepdoctors.com/)