Contact Us Today 207-549-5945

297 Augusta Rockland Rd. | Windsor, ME 04363
P: 207-549-5945 | F: 207-549-4773
Office Hours by Appointment

Meet Our Staff

Our staff is uniquely trained and highly skilled, and we strive to provide energetic and fun-loving service to each patient. Our staff consists of team members with specialized training and multiple certifications, and each one of our team members has years of experience in treating patients with the highest level of care. We strive to stay abreast of the very latest in technology and advances by regularly attending continuing education courses and seminars.

To experience the difference that only a well-trained, professional and courteous team can deliver, schedule your appointment with our office today!

Gayle Hockenberry

Patient Care Coordinator

Gayle is one of our Patient Care Coordinators. She has her BA in education, but has been working in the dental field for more than 10 years. Gayle resides with her husband and their “fur family” of cats and greyhounds. When Gayle is not at work, she volunteers at local nursing homes. Gayle feels lucky to be working with such a nice staff. “It’s a great team!”


Lisa Minkowsky

Patient Care Coordinator


Lisa comes to our office with over 11 years in the dental field.  Before dentistry, she was a florist for 20 years.  Her husbands name is Michael and she has one stepdaughter named Candace. Now that she is working a 4 day work week, she hopes to have more time to volunteer at the Humane Sociey


 Kathleen Hoague

Dental Assistant

Kathleen Hoague is a dental assistant in our practice. She has spent 13 years chairside with Dr. Powell and Dr Neilsen.  Kathleen is a 2004 graduate of Hall-Dale High School and attended the University of Maine at Augusta. She also is radiology certified by the Dental Assistant National Board. She and her husband, Michael, have two beautiful girls, Harper, who was born in April 2013 and Hadley, who was born October 2016.  When she is not working here, she is spending time with her family and friends. She finds joy in anything done with her children. She often volunteers her time in Harper's Pre-K classroom. Kathleen feels that “Dr. Powell makes working for him a joy. He treats the entire staff as though we are not only employees but also family. I have enjoyed the years here at WPDC and look forward to many more.”


Michelle Bridges

Certified Dental Assistant

Michelle is a Certified Dental Assistant in our office. She comes to our office with 14 years of previous dental experience.  She is a member of the Dental Assiting National board. She has two sons: Cody and Jesse, who are her whole world.  She loves time with family and friends as well as riding her motorcycle, running, kayaking and hunting. She loves the outdoors and spending time in the Allagash! She loves that the office is so nice and the patients are warly welcomed here and their needs are addressed with the utmost care and concern.



Nikki Giroux

Registered Dental Hygienist