Meet our Team

Jennifer A Trepanier
Practice Administrator

Jennifer moved to Arizona with her family in 1968. She is the oldest of 6 children, and lived in the same family home in Maryvale, until she finished high school and left home.

Jennifer has always had an interest in Science & Medicine. In her early adult years, she worked in Veterinary Medicine.  After that, she earned a Certificate in Sports Medicine and Orthopedic Assisting and became a Personal Fitness Trainer. After having her first child, she went on to enter the medical field, where she worked in several different specialty practices including Pulmonary Medicine, Internal Medicine, General Surgery & Cardiac Care.  She left the medical field to join Dr. Blackman’s Dental Team as the Practice Administrator in 1997.  She has a special interest in Esthetics, so if you are interested in improving the way your smile looks, either with teeth whitening or any of the other various cosmetic dental procedures available, Jennifer would most likely be the one to discuss your options with.

Jennifer enjoys spending time with her children, family and friends. She also has a hobby kennel where she spends her time raising, breeding and training American Cocker Spaniels. 

Sue Birtch
Dental Assistant

Sue was born in Massachusetts. She was the youngest and only girl of four children. She started in dentistry in 1980 in her home state, then moved to Arizona in 1984. 

Sue started with working with Dr. Blackman in 1992 and has been his primary assistant ever since. It is often said that the two of them don't even have to talk, she knows what he wants "...even before he knows he wants it!"

In her spare time, Sue enjoys water sports and spending time with her family and friends, especially her grandchildren.

Shannon Nevin, RDH
Registered Dental Hygienist

Shannon was born and raised here in Phoenix, Arizona. She has been married to her husband Dave ( A Phoenix Police Officer) since 1986. They have two grown children together. 

Shannon graduated from Rio Salado School of Dental Hygiene in 2000, then joined Dr. Blackman's Dental Team fresh out of school. 

Shannon has a huge passion for baking. She and her daughter bake, decorate & distribute some of the best Halloween and Holiday cookies around!   She also enjoys traveling with her husband & family, hiking with their two dogs, and the occasional Las Vegas trip. She is an accomplished Poker Player~ you just might find her in a Texas Hold 'em Tournament now & then!

Stephanie Sherrill
Schedule Coordinator

Stephanie is a native of Arizona, born and raised. She has been in the dental field for over 20 years. Stephanie started out as a back-office dental assistant and has worked all positions in both front and back office. Stephanie has 2 beautiful daughters and enjoys running and hiking. Stephanie had a diving accident when she was only 11 years old and has had extensive dental treatment over her life-time due to the accident. She has said that this is what brought her into the dental field. Her compassion and understanding from her experiences both as a patient and as a dental assistant make her uniquely qualified to explain dental treatment to our patients. Stephanie also has extensive knowledge in insurance utilization and assisting patients with their financing options.