All professionals at Joseph Family Dental 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.

  • Dr.
    Paula Joseph Hasson

    Dr. Paula Joseph Hasson graduated from the University of Pittsburgh and the University of Pittsburgh School of Dental Medicine. She has over 30 years experience as a practicing dentist. 

    Dr. Hasson owned a practice in downtown New Castle for 18 years before moving to Maine with her husband, David, and 2 sons. While in Maine, she worked at a thriving 3-doctor practice which specialized in cosmetic and preventative dentistry. She spent over 11 years in Maine before returning to her native Lawrence County just over a year ago. Dr. Hasson is thrilled to be able to utilize all the knowledge she gained over the years to give patients the best of care and a beautiful healthy smile. 

    Dr. Hasson is certified in Botox for the treatment of TMJ and Migraines, as well as for cosmetic use. She practices with a high degree of integrity, honesty and compassion, and she strives for clinical excellence.

    Dr. Hasson is a member of the American Dental Association, International Academy of Facial Aesthetics, Pennsylvania Dental Association, Academy of General Dentistry, and Lawrence County Dental Society. She is on the Board of Directors of the New Castle Christian Academy and is a part-time clinical instructor in the Dental Hygiene Department at Youngstown State University. 

  • Dr.
    Mark D. Zeigler

    Dr. Mark D. Zeigler graduated in 2007 with his Doctorate of Dental Medicine degree from the University Of Pittsburgh School Of Dental Medicine.  Dr. Zeigler practices dentistry with a high level of honesty and integrity.  He is dedicated to helping his patients achieve and maintain beautiful, healthy smiles.

    Dr. Zeigler also treats patients with oral appliance therapy for sleep apnea (OSA) and snoring.  His is passionate in this area of his practice and has extensive training.

    Dr. Zeigler is a member of the American Academy of Dental Sleep Medicine, American Dental Association, Pennsylvania Dental Association, and Dental Society of Western Pennsylvania.  He and his wife, Jeanine, are blessed to have three children and feel fortunate that he can practice and raise their family in their native Lawrence County area.

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Primary Location


8:00 am-6:00 pm


7:30 am-5:30 pm


7:30 am-5:00 pm


8:00 am-4:30 pm


8:30 am-4:00 pm