About Dr. Joan Howanitz
General dentistry anchors everyday care. Dr. Joan Howanitz keeps teeth functional and clean. Fillings, crowns, and periodontal maintenance anchor the schedule. Teeth whitening and night guards slide into routine visits. X-rays update at regular intervals. Bite analysis spots subtle wear early. Hygiene visits track plaque and gingivitis before they deepen.
Find the office near Rockville Pike’s mid-town stretch: 11921 Rockville Pike Suite 407 Rockville, MD 20852. Dial (240) 483-0775 to coordinate visits. Find directions and the map here: https://www.google.com/maps/place?ftid=0x89b7cc31c53fffff:0xcf22a5de0daf7184
This listing was last updated on May 20, 2026