Margaret Fitzsimons, DDS

Meet Dr. Margaret Fitzsimons – Experienced General Dentist in Maspeth, Queens

With over 30 years of experience, Dr. Margaret Fitzsimons is a trusted name in family and general dentistry in Maspeth, Queens. Known for her warm demeanor and cutting-edge clinical care, Dr. Fitzsimons has been proudly serving the community since opening her private practice in 1994.

A native New Yorker, Dr. Fitzsimons earned her Bachelor of Science in Chemistry from Fordham University and went on to receive her Doctor of Dental Surgery (DDS) from New York University College of Dentistry. From the very beginning of her career, she has prioritized staying at the forefront of dental technology and education to ensure the highest standard of care for every patient.

As a lifelong learner, Dr. Fitzsimons attends advanced dental training courses throughout the year—often alongside her daughter and partner in practice, Dr. Bronwyn Hagan, and their exceptional dental team. Together, they provide comprehensive, modern dental care in a welcoming and supportive environment.

Dr. Fitzsimons is a proud member of the American Dental Association (ADA), New York State Dental Association (NYSDA), Queens County Dental Society (QCDS), and The Academy of General Dentistry. She is especially passionate about mentoring the next generation of dentists and regularly hosts interns who are exploring careers in the dental field.

Outside the office, Dr. Fitzsimons enjoys pilates, pickleball, home renovation projects, and spending quality time with her family—including her granddaughter. She lives in Maspeth with her husband, Tom, and their three sons, Barry, Brogan, and Brendan. Deeply connected to her Irish roots, she visits her family in Cavan and Longford, Ireland, as often as she can.

If you’re looking for an experienced dentist in Maspeth who combines modern dentistry with a personal touch, Dr. Fitzsimons welcomes you to her practice.