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The doctors at North Washington Dental have over 90 years of combined practice experience and are proud to be your Thornton dentists. There is no doubt that you’ll be able to find your perfect fit among the top Thornton dentists at our esteemed dental practice!

The Doctors of North Washington Dental Top Dentists 2017

John Puchalski, DDSThornton Dentists - Puchalski

For more than 35 years, one of our dentists Dr. John Puchalski has been creating beautiful smiles at North Washington Dental. He enjoys the many personal relationships he has developed while helping four generations of families – children to seniors – to achieve and maintain their optimum oral health. With an emphasis on the prevention and restoration of dental disease, “Dr. P” is dedicated to the care of his patients and the practice of dentistry.

A native of Oak Park, Illinois, Dr. Puchalski attended Washington University in St. Louis. After graduating from the University Of Illinois School Of Dentistry, he moved to Colorado and joined North Washington Dental.

Along with his wife, Sandy, they are fans of movies, travel, exploring Colorado’s mountains, the Chicago Bears and a wide array of eclectic music.

Dr. Puchalski is a “5280 Best Dentist Award Winner” for 2017

Christopher N. Dunn, DDSThornton Dentists - Dunn

Born and raised in Denver, Colorado, Dr. Dunn received his undergraduate degree from The University of Colorado. He graduated from the University Of Colorado School Of Dentistry and then joined North Washington Dental’s team of dentists in Thornton, CO.

For more than 20 years, Dr. Dunn has been preforming all aspects of general dentistry including Endodontic treatment and Oral Surgery, including wisdom teeth removal.

Dr. Dunn’s professional affiliations include the American Dental Association, the Colorado Dental Association, University of Colorado Alumni and the Metropolitan Denver Dental Society.

Dr. Dunn is very proud of the ladies in his life, his daughter, who is a National level 10 optional gymnast, and Honor Roll Student. And his wife, Krista is an IFBB Pro Figure Athlete. Dr. Dunn enjoys waterskiing, traveling and many hours working out at Lifetime Fitness and Armbrust Pro Gym.

Stephen R. Humphrey, DDSThornton Dentists - Humphrey

Born and raised in Denver, Colorado, Dr. Humphrey received his Bachelor of Science Degree from the University of Nebraska-Lincoln. Once graduated from the University Of Nebraska Medical Center School Of Dentistry, Dr. Humphrey began his private practice in Burlington, Colorado. He owned his practice there until 2002, when he joined the dentists of North Washington Dental in Thornton, CO.

With 30 years’ experience, Dr. Humphrey is an expert in the area of Implant Prosthetics. Dr. Humphrey did a yearlong preceptorship at St. Joseph Hospital and Children’s Hospital in Denver, and in 1990, he earned a Fellowship from the Academy of Hospital Dentistry. In 1998 he earned a Fellowship from the Academy of General Dentistry. Dr. Humphrey considers himself a life-long student of dentistry and is dedicated to continuing education; he has been selected each year from 2008-2014 by 5280 Magazine as one of the area’s top dentists.

Dr. Humphrey’s professional affiliations include the American Dental Association, the Colorado Dental Association and the Metropolitan Denver Dental Society, Academy of General Dentistry and the American Association of Hospital Dentists.

Dr. Humphrey enjoys spending time with his wife and daughters, who keep him busy. He also enjoys fishing, hiking, swimming and competing with the Colorado Masters Swimming Association.

Dr. Humphrey has been a “5280 Best Dentist Award Winner” every year from 2008 – 2017

Contact Us Today!  


North Washington Dental
10001 Washington Street Thornton , CO 80229
Phone: 303-452-2053
Email: NWashingtonDental@mydentalmail.com   Visit Us on Facebook Yelp Listing Visit our Google Plus Page Follow Us on Twitter

North Washington Dental welcomes patients with disabilities. If you need an accommodation to receive dental services, we would be happy to provide one.
Please contact us at 303-452-2053 to let us know how we may be of assistance.