Meet Our Staff

Deirdre O’Connor, R.D.H. Hygienist

Deirdre O’Connor - Registered Dental Hygienist at Dr. Marc Gainor's practice

Deirdre is originally from Connecticut. She received her Dental Hygiene training in Boston from the Forsyth School of Dental Hygienists and an Associate Degree in Science from Northeastern University.

Deirdre has worked in many general, cosmetic, and periodontal offices and holds licenses in Massachusetts, New York, Connecticut and Rhode Island. With over 25 years of experience, Deirdre brings her top notch technical skills and attention to detail to her patients. She takes pride in providing a calm atmosphere of professionalism, understanding, and trust.

Her continuing education classes keep her on top of all the latest news, technology and advances in dentistry.

Deirdre resides in the Upper West Side close to Riverside Park where she takes advantage of biking, running, and walking. Deirdre also enjoys travel, Yoga, and visiting her 92 year old father in Rhode Island.

Alla Pisarevskaya, R.D.H. Dental Hygienist

Alla Pisarevskaya - Registered Dental Hygienist at Dr. Marc Gainor's practice

Alla is originally from Ukraine. She attended nursing school at the Medical College of Ukraine and worked as a registered nurse in pediatrics for over 13 years.

After moving to New York she attended New York University and received her Dental Hygiene degree in 1996. As a Registered Dental Hygienist with extensive professional experience, Alla has worked in several general practices as well as periodontal, pediatric and orthodontic offices. Alla is committed to continuing education and has taken advanced coursework in anesthesia, soft tissue and periodontal management. She prides herself in providing the highest quality of treatment for her patients.

Alla resides in Brooklyn with her husband. She and her husband enjoy traveling and spending time with their two daughters and their families. She has been a part of our practice since 1998.

Mary Jane Yapchulay, D.D.S. Dental Assistant

Mary Jane Yapchulay - Dental Assistant at Dr. Marc Gainor's practice

Jane was born in the Philippines and moved to the United States in 2003. She attended Manila Central University and graduated with a D.D.S. degree in 1997. The desire to truly be of service to others, combined with her drive and dedication to continue learning, prompted Jane to attend DCL College in the Philippines, where she was awarded a Bachelors degree in Nursing in 2009. Jane is also a licensed Dental Assistant in the State of New York and is certified by the Dental Assistant National Board.

Jane worked as a dental assistant for 5 years in Riyadh, Saudi Arabia, and has been a dental assistant in New York City for the last 8 years. She enjoys all aspects of dentistry, and remains committed to continuing education courses to enhance and improve her skills. She recently completed coursework in advanced digital photography, provisional crowns, posterior restorative dentistry and anterior esthetic dentistry, at the Spear Institute in Scottsdale Arizona. Jane joined Dr. Gainors team in 2006.

Her excellence in dentistry and her natural ability to make patients feel at ease makes Jane an integral part of the team. Jane resides in Queens, New York.

Alyse Means, C.D.A. Dental Assistant

Alyse Means - Certified Dental Assistant at Dr. Marc Gainor's practice

Alyse is originally from Pennsylvania, and received her dental assisting degree from Pulaski Technical College in 2010. There she was awarded the Clinical Excellence Award upon graduation, and soon after she obtained licensure from the Dental Assisting National Board. In 2012 she returned to school and received her Certificate in Expanded Functions.

Alyse has experience in many areas of dental assisting. She began her dental assisting career in cosmetic and implant dentistry. Before moving to New York she worked in offices in Pennsylvania and Arkansas, as well as a Federally Qualified Health Center. In 2011 and 2012 she volunteered her time through Arkansas’s Mission of Mercy while her husband served in the U.S. Air Force. Alyse qualified as a New York State Certified Dental Assistant when she moved to New York. She regularly participates in continuing education courses to maintain her state and national qualifications and to better serve our patients.

Alyse enjoys treating her patients like close friends and family. She strives to make everyone feel heard and understood. In her spare time she enjoys photography and spending time with her friends and family. She currently resides in Westchester County with her husband of 12 years and their four cats.

Christine Vieira Office Manager and Patient Concierge

Christine Vieira - Office Manager and Patient Concierge at Dr. Marc Gainor's practice

Christine was born and raised in Rhode Island and graduated from Johnson & Wales University with a bachelors degree in Business Management. She has seven years experience as on Office Manager in the dental field, and has expanded knowledge of treatment planning, insurance coordination and scheduling. Christine oversees all insurance claims and coordinates treatment plans with our patients. She takes pride in making sure patients are able to maximize their insurance benefits and help make their dental treatment affordable. Christine speaks both Spanish and Portuguese and as our patient concierge, is the first smile you will see when you enter our office.

Christine continues to participate in continuing education courses because she enjoys learning and providing the best for her patients. She resides in Manhattan, and her interests are fashion and yoga. Although she loves exploring all the things that New York City has to offer, she regularly takes the time to go back home and visit with her family in Rhode Island.

Terezia Godenciuc C.D.A. Dental Assistant

Terezia Godenciuc - Certified Dental Assistant at Dr. Marc Gainor's practice

Terezia originates from Romania, and immigrated to the United States over 20 years ago with her husband and two children. Her dental journey began in Rochester, where she graduated from The Continental Dental Assisting School, and continued her clinical training at both Eastman Dental, and Monroe Community College, where she majored in Dental Assisting.

Terezia is a licensed Dental Assistant in the State of New York and is certified by the Dental Assistant National Board. She has worked in dental offices in both Rochester and Elmira, where she gained over fifteen years of extensive knowledge in chairside assisting, as well as laboratory and office procedures.

She is a true team player whose kindness, strong work ethic, and maternal instincts, make her extremely pleasant to be around. She is committed to continuing education to improve her skills and places value in respecting and caring for each and every patient as if they were part of her own family. She currently resides in Staten Island with her husband and is very active in her church community. Terezia also enjoys spending time with her family, traveling, and cooking.

Raluca Muresan, D.M.D. Dental Assistant

Raluca Muresan - Dental Assistant at Dr. Marc Gainor's practice

Raluca was born in Romania and in 2009 earned a Doctor of Dental Medicine degree from the University of Medicine and Pharmacy -Iuliu Hatieganu School of Dental Medicine. Her love of dentistry compelled her to continue her studies and in 2012 she earned a specialty degree in the field of periodontics. She practiced dentistry in Romania for six years and served as an instructor at the University of Medicine and Pharmacy in Cluj-Napoca, Transylvania.

Raluca has been working as a dental assistant in New York for the last three years. Her continued interest in all aspects of dentistry continues by participating in continuing education courses where she keeps up with the latest dental trends and advancements.

Raluca is grateful to be part of Dr. Gainor’s team. She enjoys learning from his extensive dental experience and is particularly moved when patients realize that their improved dental health and smile can have a positive impact on the quality of their life.

Raluca resides in Queens and her hobbies include reading, traveling and skiing.

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Call us: 212-246-1333