Meet The Team

Lauren O’Hanlon, RDH | Center One Philadelphia

Lauren O’Hanlon, RDH           

Registered Dental Hygienist

Lauren is a dental hygienist with Center One Dental Associates. She is devoted to providing the most optimal care to her patients. Her focus is on providing individualized care to her patients that focuses not only on oral health but also on overall health. Lauren graduated with honors from Manor College in Jenkintown, PA. She is a proud mother to her 11-year-old son Liam Andrew and partner to Scott. She enjoys spending time with her family and friends at her shore home in West Wildwood, with boating and beach time included.

Annabel Cousins | Center One Philadelphia

Annabel Cousins

Dental Assistant

Annabel entered the profession of dentistry with the focus of making a difference in the lives of patients. She realizes many people are fearful of coming to the dentist, and she has made it her mission to ensure she works hard to help and create a comfortable and welcoming environment for patients. She has a very calm demeanor, which allows setting the stage for a calming atmosphere. Her goal is to ensure appointments run smoothly and patients leave with a smile. She loves teaming up with Dr. Gelbart to provide the best care to patients and engages in continuing education to stay ahead of the latest. When not working, Annabel loves to spend time with family, ride her horses, and jumps at every opportunity to relax and lay on the beach in the summer.

Nathan Maisonet | Center One Philadelphia

Nathan Maisonet                

Head of Infection Control

Nathan is an aspiring future dentist and is exciting to take on his role as infection control coordinator at the office. With the current state of COVID and the importance of ensuring proper protocols are followed in keeping patients safe, he has made it his priority to excel in his role. He has successfully obtained his certification in Infection Control from the Dental Assisting National Board. He has also completed a course in COVID-19 Respiratory and Aerosol Protection, General Aspects of Instrument Processing, and Understanding CDC’s Summary of Infection Prevention Practice. Currently, he is in the national honor society and enrolled in honors and AP courses. When he is not working, Nathan loves to play soccer, attend youth group meetings, game, and spend time with his cousins.

Lisandra Maisonet, RDH, BS, EFDA, CDA

Lisandra Maisonet, RDH, BS, EFDA, CDA

Director of Operations/Financial Coordinator

Lisa's career in dentistry spans over 34 years. She is a proud registered dental hygienist and loves implementing practices that ensure patients receive comprehensive care. Her focus is on oral-systemic health, and she shares her passion for this with dental professionals across the country. Her role as director of operations and financial coordinator allows her to continuously implement financial programs in the office, enabling the affordability of essential dental care.  It is her goal that ALL patients can receive the best care available to them. Lisa loves to spend time with her husband Keith, two children Rebeca and Nathan, and two amazing grandchildren, Emerson and Oliver, during her downtime.

Rebeca Maisonet

Patient Concierge/Treatment Plan Coordinator

Rebeca comes to the practice with vast experience creating a positive patient experience. She realizes that having a healthy smile not only enhances overall health but also helps to boost an individual's self-esteem. Her mission is to ensure she can work with patients to help them follow through with necessary care. When you call the office, you will experience her friendly demeanor. Her mission is to ensure a warm welcome when patients come in for their visits, and she works hard to ensure every aspect of care is positive for patients. When not at work, Rebeca works on weekends as a licensed makeup artist, where she creates unique and stress-free bridal experiences for her clients. One of her favorite roles is being a mom to her two children, Emerson and Oliver and a wife to her husband Denis.

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