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About Our Dental Team

Black and white dental staff photo

Allison M. Hall, CDA, RDH

You may remember Allison who previously worked as our patient coordinator before she returned to school to earn her dental hygiene degree. When our beloved hygienist, Lori, retired in 2018, we were excited to welcome Allison back to our team. She really cares about patients and ensures they leave our office with a smile. She earned her associate of applied science degrees in dental assisting and dental hygiene at Ozark Technical College. She also maintains permits in local infiltration and block anesthesia as well as nitrous oxide administrations. She is certified in CPR and the expanded restoration of fixed and removable prosthodontics. A native of the Miami and Hollywood, Florida area, Allison is married to a Springfield native who she met while working for United Airlines in Chicago. The happy couple are the proud parents of two sons who keep them both very busy. She loves spending time with her immediate and extended families, especially taking regular trips to visit her family members in Florida where they enjoy swimming, snorkeling, and boating.

Liz Gaines, Dental Assistant

Liz has worked in the field of dentistry since 2014 when she earned her dental assisting certification through the Midwest Technical Institute. In fact, she previously worked with our team before taking some time at home with her kids. Liz enjoys working with Dr. Olson and the rest of the staff to help patients smile, and her enthusiasm and sense of humor help to keep us all smiling. She specifically enjoys seeing people achieve the smiles of their dreams. In addition to her dental assisting certification, Liz is also certified in CPR and nitrous oxide monitoring and administration. Originally from Wichita, Kansas, Liz and her husband are the proud parents of one son and three daughters. She enjoys spending time with family, date nights with her husband, and keeping up with all of her kids’ extracurricular activities. She is also passionate about helping others and giving back.

Ruth Olson

Ruth is responsible for the interior design and decoration for the office. She also helps manage and maintain social media outlets. Ruth also works behind the scenes on projects that keep our office running smoothly.

Ruth is a craft aficionado, she loves almost any craft project including floral decorations, scrapbooking, crocheting, and many more. Her most recent love is cake decorating. and is renown for her chocolate cake. She loves to be active, especially with running. She has completed several half marathons and two full marathons. She also occasionally joins Dr. Olson on his biking adventures. Ruth and Dr. Olson have been married for over 20 years and have two children, Mason and Erin.

Brea Tolbert, Patient Coordinator

Brea has been working in dentistry for over five years, and she really values the connections she’s built over time with our patients and her awesome coworkers. Originally from Walnut Grove, she studied at Missouri Southern State University and has training in CPR, MANDT, HIPPA, and OSHA. Her energetic, outgoing personality makes her a great fit for Olson Family Dental!

Outside of work, Brea has a fiancé named Austin, as well as two younger sisters. In her free time, she enjoys exercising with Austin, going shopping, and hanging out with her family and friends.

Terri Ratliff, Insurance Specialist

Terri is from Marionville and studied dental assisting at Midwest Technical Institute. She enjoys helping our patients navigate various insurance-related questions and concerns with a smile. Seeing everyone looking so happy as they leave the practice is always a highlight of her day!

Terri grew up on a farm with her mother, two sisters, and one brother. When she isn’t busy at work, her favorite thing to do is spend quality time outside with her dog.