Dental Staff

All professionals at Smiles on Essex maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in the medical field. Read on to learn more about our staff's experience and training.

  • Margaret McIntyre, DMD

    Dr. McIntyre’s love of dentistry was sparked when she worked in her father’s dental office as a teen. She graduated from Bucknell University and earned her D.M.D. degree from Fairleigh Dickinson University, where she received the Dentistry for the Handicapped Award and was elected to O.K.U., the National Dental Honor Society. She completed a postdoctoral General Dentistry Residency at Monmouth Medical Center. By regularly participating in continuing education classes, Dr. McIntyre keeps abreast of current dental techniques. She is an active volunteer with Donated Dental Services, caring for those who may otherwise not receive necessary dental care. Dr. McIntyre is delighted to be part of a three-generation family dental practice! She loved working side by side with her father and is very excited to be practicing with her daughter Dr. Kiera Rosen.  Dr. McIntyre loves spending time with her husband, orthodontist Robert Rosen, and their three adult children. She enjoys gardening, cooking, and yoga.

  • Kiera Rosen, DMD

    Dr. Rosen earned a B.S. in Biology from Colgate University before moving on to Rutgers School of Dental Medicine. At Rutgers, Dr. Rosen was selected as a provider for the school's Holocaust Survivor Program. After receiving her DMD degree, Dr. Rosen completed a General Practice Residency at Overlook Medical Center in Summit, NJ to further her education on the latest dental procedures and technology. She is excited to join her mom, Dr. McIntyre, in providing comfortable, comprehensive care to all their patients. Outside of dentistry, Dr. Rosen enjoys attending workout classes, playing pickleball, and baking.

  • Judi
    Insurance Coordinator

    A long time patient of the practice, Judi joined us in January 2017 after a 33 year career as an administrative assistant / office manager at a large public high school. She brought with her a background in scheduling, office finances and insurance billing. She is also certified in CPR. In her spare time, she enjoys reading, traveling, fitness and spending time with her husband, children and 4 grandchildren.

  • Kristen
    Registered Dental Hygienist

     A 2004 graduate from The University of Medicine and Dentistry, Kristen joined our practice in 2005. She is certified in CPR and continues to expand her knowledge by attending continuing education courses. Kristen enjoys her free time with her husband and two daughters.

  • Harlene
    Registered Dental Hygienist

    Harlene has been a hygienist for almost 40 years, and she still loves what she does.  Outside of the dental office, Harlene enjoys gardening, reading, and baking.  She is a mother of two sons and a daughter.

  • Maria
    Dental Assistant

    Maria has been in the dental field since 1997 and is familiar with all aspects of dentistry. With over 25 years of experience as a dental assistant, she is passionate about her role in providing optimal patient care and ensuring a positive dental experience. You will find that Maria is able to put her patients at ease with her caring and compassionate demeanor.  In her free time, she loves being with her two daughters Alyssa, Milani, and her two pets Yogi and Khloe. She enjoys staying active with barre classes and participates in a local softball team.

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Hours of Operation

Our Regular Schedule


8:20 am - 2:00 pm


10:00 pm-5:00 pm


8:20 am-2:00 pm


8:20 am-12:00 pm




8:00 am-2:00 pm 2X/Month



Our Location

Find us on the map conveniently located a short walk from Millburn Train Station