For all your dental needs, call 406-458-0003 today! Book An Appointment Community Outreach – Our NonProfit – HEAD STRONG WORKS VISIT WEBSITE MAST LASER DENTISTRY 3355 Colton Dr Helena, MT 59601 GET DIRECTIONS Phone: 406-458-0003 FollowFollow OUR HOURS Mon - Fri:9:00 am – 4:00 pm Sat - Sun:Closed We offer Tongue & Lip Tie Releases!Learn more. CONNECT WITH US Payment Options Write a Review