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Top Walk-In Clinics in O'Neill, Oshawa (2026)

5 clinics in O'Neill — ranked by patient ratings

About Walk-In Clinics in O'Neill

O'Neill is a residential and commercial area within Oshawa, Ontario, served by 5 walk-in clinics with an average patient rating of 3.2/5 across 5 reviewed clinics. Walk-in clinics in O'Neill treat common urgent concerns such as colds and flu, minor infections, prescription refills, sprains, rashes, and routine follow-ups, with no appointment required for most visits. 2 of these clinics list weekend hours, and most accept new patients without referral. Compare the 5 options above by rating, hours, services, and proximity to find the best fit for your visit.

How to choose a walk-in clinic in O'Neill

  • Hours: Use the "Open Now" filter to find clinics currently accepting patients.
  • Ratings: Listings are sorted by Google rating and review volume so the highest-rated options appear first.
  • Services: Each clinic page lists the specific services offered (e.g. lab work, imaging, vaccinations, mental health support).
  • Accessibility: Use the "Wheelchair Accessible" filter to see only locations with confirmed accessibility.
  • Location: The map shows each clinic's exact address so you can pick the closest option.

Frequently asked questions

How many walk-in clinics are in O'Neill?

There are 5 walk-in clinics listed in O'Neill, Oshawa. Use the list above to compare them by rating, hours, services, and distance from your location.

Which walk-in clinic in O'Neill has the highest rating?

New Dawn Walk-In Clinic Oshawa has the highest patient rating among walk-in clinics in O'Neill: 4.5/5 stars based on 278 Google reviews. See the full list above for more options.

Are walk-in clinics in O'Neill open on weekends?

Yes. 2 of the 5 walk-in clinics in O'Neill list Saturday or Sunday hours. Use the "Open Now" filter above to see which clinics are accepting patients right now.

Do I need an appointment to visit a walk-in clinic in O'Neill?

No. Walk-in clinics in O'Neill accept patients without an appointment, though wait times vary by time of day. Many clinics also offer online check-in or booking through their website if you prefer to reserve a slot.

Looking beyond O'Neill? Browse all walk-in clinics in Oshawa or see walk-in clinics across Ontario.