Our Team, Our Family

Dr. Chelsea Mason was born and raised in Saginaw by a family of dentists. Her father is Dr. William Mason, a periodontist in Saginaw. Her stepfather, Dr. John G. Galsterer, and stepbrother, Dr. John E. Galsterer, are endodontists in Saginaw. Her sister, Dr. Suzanne Mason, is a periodontist in Traverse City.

While a student Albion College, she founded the Albion College Pre-Dental Club. Dr. Mason graduated Magna Cum Laude from Albion College with a Bachelor of Arts in Biology in 2008. While attending Albion College, she was a member of the Prentiss M. Brown Honors Institute, Omicron Delta Kappa Society and Phi Beta Kappa.

She graduated with a Doctor of Dental Surgery degree from the University of Detroit Mercy School of Dentistry in May 2013. As a third-year dental student, she received the Detroit District Dental Society Award of Excellence in Patient Care. She also received the American Academy of Periodontology Dental Student Award upon graduation. Currently, Dr. Mason is a member of the Saginaw Valley District Dental Society, Michigan Dental Association, American Dental Association, and the Pierre Fauchard Academy. 

Dr. Mason practiced with her uncle, Dr. Michael A. Davis, in Saginaw for over two years beginning in May 2013. She transitioned to Bay City and became the successor of Dr. Donald Goeckel and Dr. Dianne Weidner.

Dr. Mason is the recipient of several accolades, including:

  • University of Detroit Mercy School of Dentistry 10 Under 10 Award
  • Great Lakes Bay Magazine's "Greatest of the Great" Award 2015, 2016, 2017, and 2018: Best Dentist
  • Women Leaders Award in 2015 from the Great Lakes Bay Business Magazine
  • Pierre Fauchard Academy Fellow
  • The Township View Reader’s Choice Award 2014: Best Dentist

Dr. Mason’s goal is to provide the highest standard of dental care in a compassionate, empathetic and caring environment. She couldn’t do that without a skilled and supportive team.


Kathy, Registered Dental Hygienist (RDH)

kathyKathy, a graduate of Ferris State College, joined the staff in September 2015, but has been working in area dental offices as a hygienist for 30 years. In her free time, Kathy enjoys running, skiing, biking, cooking and spending time with her husband and 2 children.

Kristen, Certified Dental Assistant (CDA) / Registered Dental Assistant (RDA)

kristenKristen has been part of the team since February 1995 and a Registered Dental Assistant since August 1995. She graduated from Delta College in December 1994 with an Associates in Applied Science degree in Dental Assisting. Kristen lives in the Bay City area with her three children. Kristen enjoys walking, golfing, gardening and spending time with her family.

Bonnie, Certified Dental Assistant (CDA) / Registered Dental Assistant (RDA)

bonnieBonnie joined the team in August 2015 after working 5 years for a dental practice in Midland. She graduated from Delta College with the expanded function. Bonnie is married with two children and enjoys spending time with her family and walking her Beagle, Lewie. 

Lisa, Office Manager

lisaLisa has been part of our team since 1991. She started as a part-time front office receptionist and in 1995 was promoted to Office Manager. Lisa was born and raised in Bay City. She and her husband have one daughter and one grandson. In her free time, Lisa enjoys camping, reading and spending time with her family.

Mary, Accounting

maryMary joined our practice in 1984 as a member of the accounting team. She attended the Northeastern School of Commerce and has taken countless continuing education courses at Delta College. Mary resides in the Bay City community and has four adult children. She enjoys reading, gardening and family time.

Katie, Registered Dental Hygienist (RDH)

Katie MularzKatie joined the Dr. Chelsea Mason Dental team in October 2016, shortly after graduating from Delta College. She is married with two children. In her free time, she cheers for the Detroit Tigers. Katie also enjoys watching her children play sports, going camping and playing golf.

Courtney, Registered Dental Assistant (RDA)


Courtney, who earned an Associates Degree in Applied Science from Delta College in 2013, worked in Saginaw and Midland dental offices for several years before joining Dr. Mason's staff in 2017. In her free time, Courtney enjoys walks and spending time with family and friends.

Domino, Office Mascot

dominoDomino is Dr. Mason’s puppy French Bulldog. When you come into the office, you’ll have to settle for seeing photos of her. Domino was born in June 2015 and is still learning how to mind her manners. She loves running around and playing with other dogs and humans.






CMD location page

Mailing Address

3433 East Midland Road
Bay City, MI 48706

Phone Number

(989) 686-6110

Fax Number

(989) 686-6170

Hours of Operation

Monday: 8am – 5pm
Tuesday: 8am – 5pm
Wednesday: 8am – 5pm
Thursday: 8am – 5pm
Friday: By appointment only


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