Our Staff
All of our professionals at Chambers Dental maintain the highest levels of accreditation. We continue to pursue ongoing education to stay abreast of the latest trends in dentistry ultimately providing you with top-level care.
Randall W. Chambers, D.D.S.
Dr. Randall Chambers, Bachelor of Science, Central Michigan University; attended the University of Michigan School of Dentistry, graduating in 1996. Dr. Chambers was in group practice for 5 years before starting Chambers Dental in 2001. He and his wife Amy were married after graduating from U of M together in 1996. They have two children and enjoy traveling and the outdoors.
Alex Krupiak, D.D.S.
Dr. Alex Krupiak earned both his undergraduate and dental degrees from the University of Michigan. Originally from White Lake, Michigan, he now resides in Grand Rapids with his wife, Ally.
Dr. Krupiak is an active member of the American Dental Association and the Michigan Dental Association. Outside of his practice, he enjoys golfing, reading, and playing soccer. He is also a dedicated fan of Chelsea FC and makes time to watch their matches on weekends.
Committed to providing exceptional care, Dr. Krupiak focuses on making dental visits as comfortable and efficient as possible. He works closely with each patient to develop personalized treatment plans tailored to their individual goals.
Sandi Mazaris, D.D.S.
Dr. Sandi Mazaris (previously Dr. Sandra Johnson, D.D.S.) grew up in Saline, Michigan and graduated from the University of Detroit Mercy School of Dentistry in 2004. She then went on to practice full time in Detroit for 10 years. She returned to Michigan after a two-year relocation on the East Coast. Dr. Mazaris shares Dr. Chambers’ desire to deliver exceptional, pain-free dentistry in a welcoming, relaxing environment. You will seldom catch her without a smile on her face. Dr. Mazaris enjoys spending time with her family, Pilates, running, and horseback riding. Her recent name change from Johnson to Mazaris is due to marriage.
Gina | Relationship & Insurance Coordinator
Gina has over 25 years experience in the dental field and she has been with Chambers Dental since its opening in 2001. Gina has an Associates degree from Davenport University in accounting. She enjoys spending time with family when she's out of the office.
Ashley | Treatment Coordinator
Ashley has over ten years of experience in the medical administration field. She joined Chambers Dental in the fall of 2020. Her responsibilities cover a broad spectrum, including scheduling, insurance coverage, billing and customer service. Ashley enjoys being part of a dynamic team and working hard to play her part. When Ashley is at home, she enjoys spending time with her husband, two children and their Labrador Retriever.
Jill, RDA | Registered Dental Assistant (RDA)
Jill graduated from the Grand Rapids Community College Dental Assistant Program in 2013. She has two children and in her spare time she enjoys volunteering with the Cystic Fibrosis Foundation and spending time with her family.
Danielle, RDH | Licensed Registered Dental Hygienist (RDH)
Danielle joined Chambers Dental in 2015. She graduated from GRCC with her RDH degree and license to administer local anesthetic and nitrous oxide. In her spare time, she enjoys running, reading and spending as much time as possible with her husband and 2 daughters.
Andrea, RDH | Licensed Registered Dental Hygienist (RDH)
Andrea received her degree from GRCC in hygiene. She is state certified to administer nitrous oxide and local anesthetic. Andrea enjoys spending time with her patients discussing their oral health needs. She also enjoys spending time with her husband, their pets and their friends and family.
Staci, RDA | Registered Dental Assistant (RDA)
Staci graduated from the Grand Rapids Community College Dental Assistant Program in 2018 and has been a wonderful addition to our office ever since. She loves working with patients of all ages, and especially enjoys assisting with all the little kiddos. She also plans to continue her education and become a dental hygienist.
Angie, DA | Certified Dental Assistant (DA)
Angie has been in the dental field since 2004 and started with Chambers Dental in 2019. She enjoys camping and bowling and loves to spend time with her husband and two boys.