Meet The Doctors


John J. DellaCroce, D.M.D

John J. Della Croce D.M.D., was born, raised and educated in Freeland. He graduated from MMI Preparatory School,  King’s College and Temple University School of Dentistry.  He is a third generation dentist, following his father and grandfather (Dr. John B. and Dr. Joseph M.) in the practice of dentistry in Freeland.

Dr. Della Croce believes strongly in continuing education as a means to better serve patients. He is of a select group of Pennsylvania dentists who have been awarded Fellowship (F.A.G.D.) and Mastership (M.A.G.D.) in the Pennsylvania Academy of General Dentistry. This requires passing the examination and completion of over 1100 continuing education hours.

He has served organized dentistry as:

  • President , Hazleton Area Dental Society
  • President , Pennsylvania Academy of General Dentistry
  • Fellow,  American College of Dentists
  • Fellow, International College of Dentists
  • Fellow, Pierre Fauchard Academy
  • Mentor, Temple University School of Dentistry

“For thirty years,  it has been my privilege to provide quality dental care for the Greater Freeland, Hazleton, Drums, White Haven, Weatherly, Sugarloaf, and Mt. Top Area.”

Dr. Della Croce lives in Drums, with his wife Marybeth.

Melissa B. DellaCroce, D.M.D

Dr. Della Croce received her D.M.D degree in May 2006 from Temple University School of Dentistry during commencement ceremonies held at the Philadelphia Academy of Music.

She was the recipient of the Martin Munin award for outstanding service to her class. She was also recognized at graduation by Dr. Martin Tansy, dean of Temple's Dental School, as a 4th generation graduate of Temple University School of Dentistry.

While attending Temple University School of Dentistry, Dr. Della Croce traveled with a group of 25 dental students and the Bethel Gospel Church to Punto Fijos Venezuela, where they provided treatment to nearly 1,000 under-served patients.

She holds a B.S. in Biology with a mass communications minor from King's College and is a 4th generation graduate of MMI Preparatory School.

Dr. Della Croce has joined her father Dr. John J. Della Croce in the practice of general dentistry at 450 Washington Street, Freeland.

Lou J Mastrini, DDS

Born and raised in Plains area of Wyoming Valley: A graduate of Sacred Heart High School, he  attended Penn State University and received a Bachelor of Science Degree in Science. He then attended Temple University in Philadelphia and received his Doctorate of Dental Surgery Degree.  

Dr. Mastrini started his dental career in the Freeland area at the Rural Health Clinic. After 2 years he left Freeland to go into Private Practice in the Plains, Kingston and Wilkes- Barre Area’s.

Dr. Mastrini is now an associate of the Della Croce Dental Care Practice.
Dr. Mastrini resides in Hanover Twp. with his wife Martina.