
Yellowknife’s highest rated dentist.
Family practice downtown on 48th Street — the same building and the same owner since 2001. New patients welcome.
- Monday 7:30am – 6:00pm
- Tuesday 7:30am – 6:00pm
- Wednesday 7:30am – 6:00pm
- Thursday 7:30am – 6:00pm
- Friday 7:30am – 6:00pm
- Saturday 9:00am – 5:00pm Closed Saturdays in July & August
- Sunday Closed
Looking after families in Yellowknife since 2001 — 4.8 stars across 341 Google reviews, direct billing to most insurance plans.
We’re not going anywhere.
Great Slave Dental is a family dental clinic at 5014 48 St in downtown Yellowknife, Northwest Territories: same practice, same building, same owner since 2001. Dr. Roger Armstrong has practised in Yellowknife for over 30 years, and he and Dr. Cheyenne Sawatzky are general dentists. We bill most major Canadian insurers directly, and NIHB for eligible patients, and we’re an Invisalign Preferred Provider. Invisalign, cosmetic and restorative work, without the pressure or the sales pitch.

A small team you get to know
Two dentists and a small hygiene team, so you get to know the people looking after your family.
Plain-language plans
Treatment options explained, written down, and yours to take home.
Modern tools
iTero digital scanning and digital X-rays, on site downtown.
Insurance done for you
Direct billing to most plans, predeterminations before bigger work.
Everything under one roof, downtown.
Word gets around.
A few of our recent 5-star reviews on Google. We're proud of our 4.8-star rating across 341 Google reviews.
Skip the clipboard at reception.
Fill in your new-patient paperwork from your phone before your first visit. Takes about 10 minutes and saves time when you arrive.
- Medical & dental history~4 min
- Insurance & billing details~2 min
- Reason for your visit~2 min
- Consent & privacy~2 min
Sent over an encrypted connection to our reception team. See our privacy policy for how we handle it.
Meet our dentists.
Ready when you are.
Book online any time, or call reception and we’ll find you a slot. In pain? Say so when you call and we’ll get you seen as soon as we can.




