photo of Dr. Todd M. Roby, DDS, standing near a plant in the officeTodd M. Roby, DDS
Dr. Todd Roby, a Longmont native, graduated from Skyline High School in 1994, then attended Creighton University where he studied biology, graduating cum laude in 1998. Dr. Roby continued his education at Creighton when he was accepted into the Creighton Dental School earning his DDS and graduating with honors in 2002. He returned to his hometown to work with his family dentist as an associate for three years while also working part-time at a children’s dental clinic in Denver. He purchased the Longmont practice where he served as an associate, taking over its leadership in 2006.

Dr. Roby’s continuing education includes his participation in the Colorado Prosthodontic Society, a Spear Study Club, and an in-depth course in occlusion and TMD treatments (IPSO – International Partnership for the Study of Occlusion). Dr. Roby’s interest in occlusion and temporomandibular joint dysfunction (TMD) are an aspect of dentistry that he especially enjoys helping patients with. Dr. Roby has been named a 5280 Magazine Top Dentist for the past seven years, and he is one of only five general dentists in Longmont to be selected for this prestigious honor. He has also attended many cosmetic and implant restoration courses and is a member of the Academy of General Dentists (AGD), the American Association of Facial Esthetics (AAFE). Dr. Roby’s community involvement finds him serving at the annual Sunshine Club school dental screening clinic, and coaching youth soccer and flag football. Additionally, Dr. Roby has participated in the “Donated Dental Services” program which provides care for low-income seniors and individuals with disabilities.

Dr. Roby, his wife and their two sons make their home in Longmont. They enjoy outdoor activities including skiing, golfing, swimming, playing tennis and fishing whenever time allows!

Favorite Aspect of Dentistry: Changing people’s lives by helping them smile again and be able to enjoy eating.

Favorite Food: Fajitas and cheeseburgers

Guilty Pleasure: Dark chocolate

What Song Best Describes Your Personality: “Dirt on My Boots” by Jon Pardi


Meet Our Team


Welcome to Todd M. Roby, DDS, PC online! We are a friendly dental office in Longmont, Colorado, with comprehensive services to help each individual create a healthier smile. Our dentist and team are thorough with our patients, providing a personal touch. Because we know our patients so well, we love getting to catch up with them. If you are ready to start looking forward to your dental appointments, this is the office for you. Schedule an appointment with our friendly and experienced team by calling 303-776-2020.

Tammy, a dental hygienist for Todd M. Roby, DDS, PC in Longmont, COTammy Madewell – Dental Hygienist
Tammy Madewell joined our practice in January of 2018. A seasoned dental veteran, Tammy started her dental career as a chairside assistant. Tammy’s passion for dentistry led her to pursue a hygiene degree when the dentist she had worked alongside for 18 years decided to retire. Tammy is also a certified orofacial myofunctional therapist with her own practice. Tammy, her husband and son make their home in the country just outside of Longmont, but her favorite place to be is underwater, scuba diving!

Favorite Aspect of Dentistry: The patients.

Favorite Food: Tacos

Guilty Pleasure: Traveling

What Song Best Describes Your Personality: “How Far I Go” by Alessia Cara.

Fun Fact: I shoot competitive archery and started the Rocky Mountain Archery Association in 2010.

Naomi, a dental assistant for Todd M. Roby, DDS, PC in Longmont, CONaomi Illeman – Dental Assistant
Naomi is the most recent addition to our staff, following a move to Colorado with her husband from their home state of Texas. Naomi has been a dental assistant for the past 13 years. She is the oldest of five children, which means she’s the ultimate team player and ultra-responsible. Naomi, her husband, and their two dogs are loving the Colorado scenery and weather. They make their home in downtown Loveland, where they can see the mountains from their apartment.

Where were you born & raised: Houston, TX

Number of years in dentistry: 13 years

Number of years with Roby/CADA: I just started on April 15, 2019!

Favorite aspect of dentistry: Patient comfort. I love to talk with patients to make them feel less nervous. I also like learning and the hustle and bustle.

Favorite Food: Tacos

Guilty Pleasure: Trashy reality TV shows.

What song best describes your personality: “Count on Me” by Bruno Mars

Fun Fact: I like to name my pets after snacks even though I don’t have a sweet tooth (Cheesecake and Reece).