About Our Team

Brandi Mazzarella- Dental Hygienist
With over 10 years of hygiene experience and a total of 16 years in the dental field, Brandi is excited to provide optimum oral health care as our dental hygienist. Brandi has served as an adjunct clinical instructor for the Rio Salado College dental hygiene program. She has also been a guest lecturer in the dental hygiene theory course on today’s standard of care for oral cancer screenings to include the use of ViziLite Plus® with TBlue™. She has also published articles and appeared in Modern Hygienist, RDH and Hygienetown magazines. Brandi possesses a Bachelor of Science degree in Dental Hygiene from St. Petersburg College in St. Petersburg, FL. She is a member of the ADHA and AZDHA and stays current on the latest advancements in dental technology and standards of care through continuing education. In her spare time, she enjoys many fitness activities including yoga, hiking and kickboxing, as well as spending time with her husband, Jeff, and their two Maltese dogs, Benjamin and Molly.

Adrienne Stotlar – Dental Assistant
Our chair side dental assistant has over 9 years experience in the dental field. Adrienne is a registered dental assistant in Colorado and in Arizona. When not working at Dr. Kethcart's office, she enjoys outside activities such as training for triathlons and enjoying what Arizona has to offer. During the winter months she loves to be up at the ski resorts in Utah with her family.

Greta Harmon - Office Coordinator
A mid-western girl at heart came to our office from a very busy practice in Portland, Oregon. She has over 3 years of dental experience and has taken many dental and insurance training courses. Greta has had the pleasure of growing up in a family of dentists, hygienists, and doctors. She has a passion for her work and enjoys interacting with and meeting new patients. When she is away from the office, Greta enjoys hiking, kayaking, and having fun with her husband Christopher and their two dogs Penny Belle and Flower.