Meet Our Team

On Q Dentistry

Dr. Quinn Hummel

Doctor of Medicine in Dentistry

Dr. Hummel graduated with honors from Oregon Institute of Technology in 2009 with a BS in Biology. His dental training was done right here in Portland at OHSU where he graduated in 2013. He worked for 3 years at a large group practice organization in both Roseburg and Beaverton. He is a member of the American Dental Assocation, the Oregon Dental Association and the Washington County Dental Society.

Kiersten Doerflinger

Dental Assistant

Kiersten was born in Fremont, CA. She has been a dental assistant in Oregon and Arizona since 2008. She has been with On Q Dentistry since the spring of 2017, enjoys baking, camping and raising her 4 daughters (Carleigh, Kaylah, Ellenore and Jilli) with her husband Jeffree.

Kelly Holton-Allen


Kelly is originally from Vale, OR. Graduated from the Clark College hygiene program in Vancouver in 1994. Started working for Dr. Wheeler (the original owner) that year and has been here ever since. She has 3 daughters (Bailey, Madison and Sydney) and husband Barry who is also from Vale. Enjoys running, attending her daughters’ sporting events and visiting family in eastern Oregon.

Erica Bean

Front Office Administrator

Erica grew up the Southeast Portland/Gresham area. She has been working the dental field for over 10 years. She has 3 children (Ava, Sivan and Jaylen). She enjoys helping coach basketball, taking her boat out on the river and travelling.




T: 503-788-1008

5528 SE Powell Blvd

Portland, OR 97206

Hours of Operation:

Mon - Thu: 7am - 4pm 

Friday: 7am - 2pm ​

Saturday: Closed

Sunday: Closed





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