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Our Philosophy as a family dental practice is to ACCENTUATE THE POSITIVE (preventive maintenance) and ELIMINATE THE NEGATIVE (pain and $$$$). Your questions and suggestions are always welcome!
Harry S. Gildenhorn, D.D.S., P.A.


Harry S. Gildenhorn, D.D.S., P.A. is a native Washingtonian. He attended George Washington University as a pre-med student and continued his education, graduating from the University of Maryland Dental School. Dr. Gildenhorn has been located in the Rockville area since 1971.


Heather H. Chung, B.S., RDH


After obtaining her Bachelor's of Science in Biology at the University of Maryland, Heather Chung went on to earn a degree in hygiene at Baltimore City Community College.  Since joining the practice over 5 years ago, Heather has continued to further her eductaion, and is now liscensed from the MAryland State Borad of Dental Examiners to administer nitrous oxide and local anesthesia.


Cheryl Gallagher


Cheryl Gallagher has been part of the office staff for Dr. Gildenhorn for the last 36 years.  She began shortly after attending Montgomery College where she obtained her dental assisting certificate, but has sinced moved on to become our office manager.


Bethany Grant


Bethany began working in the dental field as an assistant for an oral surgeon in 2002.  After starting with Dr. Gildenhorn in 2005, she recieved her Certification of Completion in Oral Radiograph Techniques in 2006, and is liscensed from the Maryland State Board of Dental Examiners as a Dental Radiation Technologist.  In 2014, she graduated from South University with her degree in Allied Health Science.  


Diane Philleo


Diane has been working side by side with Dr. Gildenhorn as an assistant for the last 30 years.  She attended Montgomery College's assisting and expanded functions course.  


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