Hygienists

Sherry Aronson

Sherry Aronson

Sherry joined our office in July of 2011. She has been practicing hygiene since 1985 and enjoys the patient interaction that dental hygiene provides. Sherry and her husband live in Northfield and have four grown children and five grandchildren. She enjoys spending time with friends and family, reading, biking and golfing. Sherry also likes spending time at the gym and considers herself a competitive sports fan.

Teri Cordes, Registered Dental Hygienist

Teri Cordes

Teri started working for Dr. Appeldoorn in 1978. She has seen many changes over the years. Teri enjoys meeting and getting to know new patients as well as seeing the established ones. Many patients request to see her for their routine visits. Teri and her husband live in Farmington and have two married daughters and four grandchildren. In her spare time, she and her husband enjoy golfing, camping, and some winter travel.

Donna Halverson, Registered Dental Hygienist

Donna Halverson

Donna has been working here since 1978. Donna says, “I like to make sure everyone is current with dental information and aware of what dental services may benefit them.” She very much enjoys meeting and visiting with patients.Donna and her husband live in Lonsdale and have two grown children. In Donna’s spare time she loves to read and take long walks.

Amy Mahlman, Professional Drive Dental, Northfield, Minnesota

Amy Mahlman

Amy joined Professional Drive Dental Group in 2010. She graduated from the University of Minnesota in 2005 with a bachelor’s degree in dental hygiene. She enjoys meeting new patients and getting to know established ones as well. Amy lives in Northfield and has two children, Ava and Reid. Amy enjoys scrapbooking, shopping, boating, interior design, and spending time with her family and friends.

Kay Pfahning, Registered Dental Hygienist

Kay Pfahning

Kay joined Professional Drive Dental in 2000 after working in the periodontal field. Kay enjoys meeting patients of all ages and getting to know the community better through her patients.Kay and her husband live in rural Northfield and have three grown children. Kay enjoys running, bike riding and reading.

Dina Maas, Registered Dental Hygienist

Dina Maas

Dina has been a hygienist in our office since 1998. She previously worked as a dental assistant in the Faribault area before returning to hygiene school. Dina sees patients of all ages, but says having kids in her schedule is a highlight of any day. Dina and her husband live in Faribault and have a grown son and daughter. You will often find Dina camping on weekends with her husband. She also finds time to read and do some biking.