Ontario Addiction Treatment Centres (OATC) — Newmarket

Opioid use disorder treatment (methadone, Suboxone, Sublocade, Kadian); Hepatitis C screening and treatment; onsite pharmacy; rapid-access walk-in clinic. Most services free.

Address

17310 Yonge Street, Unit 8, Newmarket, ON L3Y 7R8

Phone

905-868-9966

Website

https://canatc.ca/company/locations/newmarket/

Hours

Mon 7am–3pm, Tue 7am–3pm, Wed 7am–5pm, Thu 7am–3pm, Fri 7am–3pm, Sat–Sun 9am–12pm

Who it serves

Everyone

Cost

Free

Languages

English

How to access

Walk-in, By phone

Accessibility & features

Free

Last verified: October 4, 2026 · Listing source: https://canatc.ca/company/locations/newmarket/. Information can change — please call ahead to confirm hours and availability.