Dental Staff in Arlington, VA

We are especially interested in making all our patients feel right at home! We put your needs first to achieve efficient and comprehensive treatment. Our staff is trained and skilled, and we strive to provide energetic and fun-loving service to each patient. Each member of our team has years of experience in treating patients with the highest level of care, and our team features members with specialty certifications that include radiology, expanded functions dental assisting, CPR and dental hygiene. We strive to stay abreast of the very latest in technology and advances by regularly attending continuing education courses and seminars. Please see our dental services for more in-depth treatment information. Below you will find out a little information about our wonderful staff, we look forward to meeting you in person at our dental office!

Arlington VA Dentist Mary Gregory, D.D.S.

Mary Gregory, D.D.S.

Arlington, VA Dentist

Mary E. Gregory, D.D.S. Family Dentistry

Dr. Mary Gregory is a native of Arlington County, Virginia.  She earned her undergraduate degree at Virginia Commonwealth University in Richmond.  She received her Doctor of Dental Surgery degree (DDS) from the Medical College of Virginia, Virginia Commonwealth University.  Dr. Gregory also served in the military with a one-year residency in Colorado Springs as a post graduate Captain in the U.S. Army.  She then finished her 3-year commitment to the Army in Giessen, Germany.  



Tammi RDH:

our Registered Dental Hygienist has been with Dr. Gregory since 1995, although she also had a brief hiatus for 6 years as she moved to Pennsylvania with her family, we are so happy to have her back in the office! She received her R.D.H. degree from Medical College of Virginia in Richmond. Tammi does a thorough job of cleaning your teeth, she can take any necessary X-rays and she can also help to keep your gums healthy through our soft tissue management program.

Meliza RDH

is a Registered Dental Hygienist has been with Dr. Gregory since 2004, and is a native to the Philippines, and has been living in Virginia for over 30 years.  She received her R.D.H at Howard University in Washington DC.  Meliza is a wonderful R.D.H. very gentle and friendly with all patients she can take any necessary X-rays and she can also help to keep your gums healthy through our soft tissue management program.

Nicole RDH:

Nicole has been with the practice since 2016, she is from Verona, Italy.  Nicole received her RDH from Fortis College in Maryland.  We love having Nicole as a member of the team, our patients love her gentle touch and kind demeanor.  In her free time Nicole spends a lot of time with her daughter and loves to be outdoors and finding authentic Italian Restaurants.



Siobhan Office Manager: 

has been working with Dr. Gregory since 2009 and is the hub of the office,  she works very hard to make our office efficient, give patients the individual attention they deserve, and make it all appear effortless. She has a long history in dentistry and has graciously accepted and risen to the challenges of the Office Manager. She helps navigate the very complicated world of dental insurance “so that our patients can more clearly understand their benefits and utilize them to their fullest advantage.” Outside the office, she’s very busy with her husband and  3 kids, cooking for family and friends, and rallying her energy and spirit at sporting events.

Laly Front Desk Assistant:

is originally from Peru, she has been in Northern Virginia for over 20 years.  Laly has been with our office since 2015, she has been in the dental field since1987. Laly is married and has a daughter. In her free time she likes spending time with her family outdoors.  Laly is knowledgable in all aspects of dentistry, from helping you schedule yoour appointment or discussing your dental benefits.


Contact Us

Mary E. Gregory, D.D.S. - Family & Children's Dentistry

4500 Old Dominion Dr Arlington, VA 22207-3312