Dental Associates of Northern Virginia in Fair Oaks
12011 Lee Jackson Memorial Hwy, Suite 105, Fairfax, VA 22033

Joan Howanitz, DDS, MS  Periodontist

Dr. Howanitz is a board-certified periodontist who has been helping smile since 2004. She wants every visit to be a good one and offers the latest advancements in patient care, treatment options, and dental technology.

Dr. Howanitz and her team provide a professional, caring environment for their patients. Each team member is highly-trained and knowledgeable and happy to assist in any way. As a periodontist, Dr. Howanitz focuses on individual dental implant placement, implant-supported dentures, implant-supported bridges, and a variety of treatments designed to manage periodontal disease. Periodontal disease is the leading cause of tooth loss in adults; proper diagnosis and treatment can save the teeth.

Dr. Howanitz completed her undergraduate degree at University of Southern California in 2001. She attended Columbia University School of Dental and Oral Surgery to receive her dental degree and her post-doctorate Master of Science in Periodontics degree in 2004. She served as an associate faculty member at the school until 2006. She has also served as a clinical instructor at the University of Southern California’s School of Dentistry from 2006 to 2010.

Dr. Howanitz is a Diplomate with the American Board of Periodontology and a member of the American Academy of Periodontology, American Dental Association, Maimonides Dental Society, and Greater Washington Academy of Women Dentists. When she’s not fixing smiles, Dr. Howanitz enjoys spending time with her husband, Dr. Khalid Choudhary, and their two children.

Read What Our Patients Say
Patient Reviews
Everyone was so nice & polite. My dental hygienist was super sweet. My dentist was so honest and nice.
Tuyet C.
Dr. Rotter is a consummate professional while putting his patients at ease. He has provided my husband and me excellent care, and provides explanations and suggestions for your dental care. Also, the […]
Linda S.
Diedra was outstanding. Would highly recommend her to any friend or colleague who was thinking about using your services.
Richard L.
From front desk to doctors, top notch practice.
Lori M.
Dr. Greenspan and the staff at Dental Associates are awesome! While most people hate to go to the dentist, this place makes the experience as enjoyable as possible. The work done by Dr. Greenspan is […]
Kristine K.
Service is prompt, courteous, efficient, and excellent work. I have been going to Dr Schecht for many many years, and would recommend him to anyone. Thanks!
Harry M.
Considering I found your practice earlier this past year from my dental insurance website and after a consultation and deciding to move ahead with the procedure(s), I can tell you I am more than […]
Michael S.
So friendly and thorough
Leah P.
Always pleasant and professional and very careful to be certain patient is not in pain!
Denine S.
I was in and out very fast. I love my hygienist and dentist!
Jill B.
I have been coming here for over years . Dr. Schecht and his team are the best !!!
Lindy K.
I’m a new patient, the staff and Mr. Schecht treats me as if they have known me for a life time! They are courteous and professional every step of the way! They were very understanding to my […]
Delbert M.
Excellent service! Dr. Greenspan and Jackie are fabulous!
Bette A.
Dr. Gary Greenspan is amazing!! He and his staff have taken such great care of us for the past 20 years!
June G.
Staff is great
Josie B.
Friendly efficient staff
Debbie M.
Wonderful dentist who does very good work, and a caring staff who make the visits pleasant. I only wish I had discovered Dr. Greenspan earlier, he would have saved me a lot of grief.
Kelly H.
Dr Greenspan and Jackie are so nice and I always receive great care!!
Laura W.
Thank you so much for the superb work on my brother, James’s, teeth. Your caring approach put him at ease and your expertise in repairing his teeth was amazing. Thank you so very much!
James P.
Everyone cares about being kind and doing a great job with their work.
Cynthia R.
Office Hours
Mon. – 8:00 AM - 6:00 PM
Tue. – 8:00 AM - 5:00 PM
Wed. – 8:00 AM - 4:00 PM
Thu. – 8:00 AM - 6:00 PM
Fri. – 7:00 AM - 2:00 PM
Phone: (703) 596-0875
Fax: (703) 273-8149
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We accept most insurance plans and will be happy to help you understand the coverage that you have. We will do our best to see that you receive your maximum insurance benefits for all covered services.

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For appointments, call us at: (703) 596-0875 or
Book Appointment
For appointments, call: (703) 596-0875
Office Hours
  • Monday 8:00 AM - 6:00 PM
  • Tuesday 8:00 AM - 5:00 PM
  • Wednesday 8:00 AM - 4:00 PM
  • Thursday 8:00 AM - 6:00 PM
  • Friday 7:00 AM - 2:00 PM
Get in touch:
  • Phone: (703) 596-0875
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