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Lyudmilia A. Onyski, DDS | Meet the Staff in Sanford, FL

Wayside Family Dentistry
Lyudmila A. Onyski, DDS

4907 International Parkway Suite 1041

Sanford, FL 32771


Meet the Staff

Rita Mizell, CDA, LDR, Office Manager

Rita, (Ree) has been working in dentistry for over 20 years, and has worked along side Dr. Onyski for the past 14 years. She graduated from Daytona State College with her degree in Dental Assisting and is a section member of the Florida Dental Association.  She and Dr. Onyski are always attending continuing education courses to stay up to date on the newest technology in dental procedures. Ree is a perfectionist who strives to give her patients the best possible care. She has a sincere passion for helping people, and loves animals. Ree is a member of GDLCF, and she is a foster mom to Danes that are looking for a “forever home”. Ree has been married for the last 29 years and has 1 daughter, Mandi who is a BS Nurse at Winnie Palmer Hospital. When she isn't at Wayside Family Dental you can find Ree in her yard, playing with her dogs, at the beach or just hanging with her friends.


A note from Ree:

Infection control in our office is very important to us.  To protect our patients and ourselves, we strictly maintain sterilization and cross contamination processes using standards recommended by the American Dental Association (ADA), the Occupational Safety and Health Administration (OSHA), and the Center for Disease Control (CDC).


As your dental health professionals, we want you to be confident knowing that we are a team of highly trained and skilled clinicians.  We pride ourselves in providing the care you need to keep your smile healthy.  To give you the best possible service and results. we are committed to continual education and learning.  We attend dental lectures, meetings and dental conventions to stay informed of new techniques, the latest products, and the newest equipment that a modern dental office can utilize to provide state-of-the-art dental care.  Also. being members of various professional dental associations helps us to stay abreast of the changes and recommendations for our Profession.  Know that when you become a patient of Wayside Family Dental, you become a part of our family.



Yevgeniy (Jack) Susid, EFDA

Jack has been in the dental field  and working at Wayside Family Dental for over 2 years.  He is a very thoughtful and treats people how he wants to be treated (with respect and understanding) .  He loves all kinds of sports and is very active.  Currently pursuing higher education.




Karen, Office Administrator, Dental Assistant

Karen has a wealth of dental experience and has been in dentistry for more than 30 years.  Karen loves to share the knowledge of dentistry. Karen is a mother of 2 children and a grandmother of 1 grandson, they are her pride and joy.  Aside from dentistry, Karen's hobbies include spending time with her family, boating and gardening.




Trina, RDH

Trina graduated Daytona State College in 2000; where she received her Associate of science Degree in Dental Hygiene.
Trina is a natural Floridian, being born and raised in the beautiful small town of Deland. Trina has 4 beautiful children who are her world. Her 2 oldest children are making their way in the world, while her 2 youngest boys are at home and making there way through elementary school.
Trina enjoys the beach, going to parks, taking walks, and spending time with family and friends. If you ask Trina what she loves most about her career, she will tell you “being able to invest in the lives of my patients by educating them to see their oral health is related to whole health and to see them smile with confidence, this enhances their lives and enriches mine. This is truly rewarding.”