Meet The Team

Dr. Deepti Sareen, D.D.S.

Dr. Sareen started her journey in the Dental field about 20 years ago, after graduating with an M.D. Stomatology degree from Tver State Medical Academy. She earned her DDS degree from the prestigious University of Michigan, School of Dentistry and is also certified in I.V. Moderate Sedation from Duquesne University, Pittsburgh PA. Dr Sareen is a Qualified dentist of the Academy of Dental Sleep Medicine & treats Sleep apnea & snoring with Oral Appliance Therapy.

Dr Sareen divides her time between her two practices in Northern Virginia, Fairfax - East Market Dental and Ashburn - Ashburn Dental Group, where she specializes in: 

  • Wisdom Teeth Extractions
  • IV Moderate & Oral Conscious Sedation
  • Implant Overdentures
  • Sleep Apnea & Snoring treatment

 Professional Degrees:

  • Doctor of Dental Surgery - DDS from University of Michigan, School of Dentistry in Ann Arbor, MI.
  • Mini Residency in I.V. Moderate Sedation from Duquesne University, Pittsburgh PA.
  • Residency in Oral & Reconstructive Maxillo-Facial Surgery from Tver State Medical Academy, Tver, Russia.
  • M.D. (Stomatology) from Tver State Medical Academy, Tver, Russia

Awards & Recognition:

  • American Academy of Dental Sleep Medicine (AADSM) Qualified Dentist 
  • Zest Certified Master of Implant Overdentures 
  • Invisalign® Preferred Provider
  • Certification in Immediate Implant Placement from Midwest Implant Institute, Columbus, OH

Professional Memberships:

  • American Academy of Dental Sleep Medicine (AADSM)  
  • American Academy of Implant Dentistry (AAID)
  • Academy of General Dentistry (AGD)

Dr. Deborah K Johnson, D.D.S.

Board Certified Periodontist

Dr. Johnson completed a 25 year, tour of duty in the United States Naval Dental Corps, served as mentor for Periodontics and Exodontia at Great Lakes Naval Training Center and at the National Naval Dental Center in Bethesda, MD. Adjunct Clinical Professor, Naval Postgraduate Dental School, National Naval Medical Center, Bethesda, MD from November 2003 - June 2006. Joined University of Minnesota School of Dentistry faculty as Clinical Associate Professor on retirement from the military on June 2006 till March 2020 and started Private practice thereafter.

Her practice areas are periodontal treatments, soft and hard tissue grafting, impacted extractions, Full mouth Implants, All on 4 Implants, Wisdom Teeth surgery and Sinus augmentations. Dr. Johnson has the certification for IV sedation from Dental Board of Virginia.

Professional Degrees:

  • Residency in Periodontology from Naval Postgraduate Dental School 
  • D.D.S. from University of North Carolina, 1981
  • B.S. from North Carolina State University (Zoology), 1975

 Awards & Recognition:

  • Fellow, Academy of General Dentistry- July 1988
  • Navy and Marine Corps Commendation Medal - 1992, 1997
  • Navy Meritorious Service Medal-2006

 Clinical Board Certifications:

  • Diplomate of the American Board of Periodontology

Dr. Joanna Marie Acosta-Sassoon

Dr. Acosta-Sassoon grew up in Virginia Beach, VA, and dreamed of becoming a dentist since high school. She was always fascinated by the story behind every smile, and the beauty that a contagious smile can bring, physically and emotionally. Dr. Acosta-Sassoon is dedicated to creating an empathetic and educative dental experience that is catered to positively transforming patients' oral health. She approaches dentistry with care and compassion, and strives to restore confident smiles by providing quality treatments. She hopes to inspire those who are seeking dental wellness that it is possible and that you are not alone in this journey!

In her free time, Dr. Acosta-Sassoon loves spending time with her family, playing board games, and foodie adventuring with her husband.

Professional Degrees:

  • Doctor of Dental Surgery - DDS from Virginia Commonwealth University, School of Dentistry in Richmond, VA
  • Advanced Education in General Dentistry, Chief Resident - AEGD from University of Maryland, School of Dentistry in Baltimore, MD
  • Master of Health Management Systems - MHMS from Duquesne University in Pittsburgh, PA
  • BS in Biology, Minor in Chemistry from Virginia Commonwealth University in Richmond, VA

Awards & Recognition:

  • Certified Invisalign ®  provider
  • American Academy of Implant Dentistry (AAID) associate fellow candidate
  • Fellow of the Academy of General Dentistry (FAGD) candidate

Professional Memberships:

  • American Dental Association (ADA)
  • Virginia Dental Association (VDA)
  • Academy of General Dentistry (AGD)
  • American Academy of Implant Dentistry (AAID)
  • American Academy of Clear Aligners (AACA)