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Lakeridge Health – Oshawa, located at 1 Hospital Court in Oshawa, Ontario, is the largest hospital in Durham Region and the most clinically advanced site within the Lakeridge Health network. The Emergency Department operates 24 hours a day, 7 days a week, providing high-acuity care for life-threatening injuries and serious illness without requiring a referral — most services are covered by OHIP. As a regional leader, the hospital supports specialist care across cardiac, stroke, cancer, surgical, and mental health services, serving the broader Durham Region community.
Services & Specialties
24/7 Emergency Department, Cardiac care, Stroke prevention and treatment, Durham Regional Cancer Centre (oncology), Dialysis and kidney care, Inpatient and outpatient mental health treatment, Palliative care, Surgery (inpatient and outpatient), Women's and children's health, Critical care, Inpatient rehabilitation, Specialist physician services.
Amenities
Subway restaurant on-site
Coffee kiosk on-site
Cafeteria (located beside the north parking entrance)
Check Lakeridge Health's online ED Wait Times Tracker at lh.ca before leaving home to see approximate physician wait times at the Oshawa ED.
Use the dedicated Emergency Room surface lot at 1 Hospital Court for the most direct access to the ED entrance.
Bring your valid OHIP card — most emergency services are covered, and having it ready will speed up your registration.
The ED uses a triage-first model, so the most critically ill patients are seen first. If your condition allows, checking wait times online can help you plan your arrival.
If you rely on public transit, DRT buses on Simcoe Street N. stop within a 4-minute walk — check DRT schedules in advance, especially for late-night visits.
What to Bring
Valid Ontario Health Insurance Plan (OHIP) card
Government-issued photo ID
List of current medications, doses, and allergies
Provincial health card or private insurance information
Personal comfort items for potential wait times (water bottle, snack, charger)
Previous relevant medical records or test results if available
Emergency contact name and phone number
Payment method for parking fees
Frequently Asked Questions
Does the Lakeridge Health Oshawa Emergency Department require a referral to be seen?
No. Anyone requiring emergency health care can walk into the Lakeridge Health Oshawa ED without a medical referral, 24 hours a day, 7 days a week.
Can I check wait times before going to the Oshawa ER?
Yes. Lakeridge Health provides an online ED Wait Times Tracker at lh.ca that shows approximate wait times to see a physician at each of its four emergency departments, including the Oshawa site.
Is the Lakeridge Health Oshawa ER covered by OHIP?
Most emergency services at this hospital are covered by OHIP. Be sure to bring your valid OHIP card when you visit to ensure coverage is applied.
What specialist services are available at Lakeridge Health Oshawa?
Lakeridge Health Oshawa is the most clinically advanced site in the Lakeridge Health network, offering cardiac care, stroke treatment, the Durham Regional Cancer Centre, dialysis, mental health services, surgery, critical care, and women's and children's health, among others.
Is there parking available at the Lakeridge Health Oshawa Emergency Department?
Yes. A dedicated Emergency Room surface lot is located directly at 1 Hospital Court. A 6-level parking garage and additional surface lots are also on the campus. EV charging stations are available. Contact the Parking Office at (905) 576-8711 ext. 15184 for current rate details.
How can I get to Lakeridge Health Oshawa by public transit?
Durham Region Transit (DRT) bus routes 52, 56, and 901 serve the hospital, with the nearest stop at Simcoe St. N. @ Parkwood Crt., approximately a 4-minute walk from the ED. Oshawa GO Station is also nearby for GO Train connections.