Skip to main content






Sarah Lemmer

Sarah graduated from SSC in 1998.  She started working with Dr Dwan in 2005. Sarah has great skills in working with all types of insurance, scheduling appointments, accounts receivable, accounts payable, treatment planning, and financial planning.  She married her husband Matt in 2001 and has 2 beautiful children Chloe and Ethan.  She enjoys spending her free time with family and friends.




Alexia Warren

 Lexi graduated from Standish-Sterling High School in 2003 and joined our team in August of 2014. You may have had the pleasure of speaking with her over the phone or at the front desk while checking in and out of the office. Lexi's skills consist of working with all types of insurance, scheduling appointments, working with all accounts receivable and accounts payable, treatment planning, financial planning and updating the office website. Since she came from the banking industry she has been furthering her education in diverse areas of dental office management, by taking classes locally as well as major dental conferences. Lexi enjoys the outdoors, camping, hiking and horseback riding with her family, friends and boyfriend Robert. 



Mary AnnMary Ann Wiltse, R.D.A.

Mary Ann Wiltse, a native of Standish, started dental assisting in 1973. She earned her Registered Dental Assisting license in 1980 and has been working with Dr Dwan since 2002. Mary Ann married her high school sweetheart, Denny, in 1974 and raised their 3 children Wesley, Natalie and Serena in the Standish area. When not working she likes to travel, spend time with friends, family and especially her grandchildren.





Josette Rang, C.D.A., R.D.A.

Josette Rang is a certified and registered dental assistant and earned her degree from Washtenaw community college in Ann Arbor, MI. Josette is a Standish native and started as a intern with Dr Dwan in 2000 and has assisted ever since. Her compassionate skills make patients feel comfortable and she enjoys working with the public. Josette was married in 2005 and some of her interests include fishing with her husband, running and scrapbooking.





Christine Senske, C.D.A., R.D.A. 

Chris is a certified and registered dental assistant who earned her degree at Ferris State University. Chris has worked in the dental field for over 30 years and lives in Standish with her husband Dan. They have one daughter, Hannah. In her free time Chris likes to travel, read and spend time with her friends and family.         






 Lisa Wiltse, R.D.H.

Lisa received her Dental Hygiene degree and local anesthesia certificate from Delta College in 2004. She has been working with Dr. Dwan since graduation while keeping abreast on her dental continuing education. Lisa’s professionalism and compassion contribute to making her a great team member and hygienist. Lisa married her husband Cale in 2004 and they reside in AuGres. They welcomed set of boy/girl twins in May 2011. She enjoys spending time at their cabin in Canada, traveling, camping and boating with family and friends. Another passion is running.



Michelle DeMura Foor, R.D.H.

Michelle Foor began working with Dr. Dwan in November of 2010. Michelle earned her Dental Hygiene license from Delta College in 2010 and has also been certified to administer local anesthesia and nitrous oxide. She serves as a delegate for the Mideast Component of the Michigan Dental Hygiene Association, where she helps shape the future of the dental hygiene field. Michelle graduated from SSC in 1989 and has lived in Arenac County for most of her life. She has been married to her husband, Scott, since 1995 and they have two children; Alexa and Luke. Michelle enjoys meeting and getting to know people, her passion in the dental field make her an asset to our team.In her spare time she enjoys vacationing on Lake Superior, attending local high school sports events, and watching college and professional football (Go Packers!).

Jessica Fleszar, R.D.H.

Jessica began her dental career with Dr. Dwan in 2012 while working at the front desk.  After 2 years she took a leave of absence to further her dental education obtaining her RDH degree from Delta College. Jessica graduated from Delta in April of 2016 as a Registered Dental Hygienist, and is also certified to administer local anesthesia and nitrous oxide. She is passionate in educating and providing dental health care to her patients.  She enjoys spending time with friends and family while boating, fishing, and golfing.











206 South Main St.
P.O. Box 847
Standish, MI 48658
(989) 846-4090