Welcome to Ridgetop Dental Group!

Lasting Relationships

Our team treats each patient like family - no judgment at all - working together towards the goals you have for your smile!

Modern Technology

We combine our passion for dentistry with advanced technology to give you comfortable, safe and efficient dental care.

Experienced Team

With over 25 years of experience, you’ll be in the best hands as our team gives your smile the care it deserves.

Meet The Doctors

Dr. Datta Malyavantham

Dr. Datta Malyavantham is an experienced dental implant surgeon and cosmetic dentist in Northern Virginia and Washington, D.C., metro area. He began his dental career at Government Dental College at Bangalore University, India, where he received his Bachelor of Dental Surgery. He further continued his advanced dental studies at the School of Dental Medicine at Case Western Reserve University in Cleveland, OH, where he earned his Doctor of Dental Surgery.

Dr. Diana Sensenbrenner

Dr. Diana Sensenbrenner practices dentistry in a way to provide a comfortable, predictable, and easy experience for her patients. She strives to improve her patients’ perception of what dentistry can offer. Through her more than 10 years of dental experience, Dr. Diana had the opportunity to learn from her patients how to work with them to manage their fears and anxieties and reach their goals.

Dr. Ivan Sabarre

Dr. Ivan Sabarre joined Ridgetop Dental Group as an associate dentist in 2021. Born and raised in Northern Virginia, he studied dentistry at USC, where he earned both his bachelor’s degree and his DDS. He is currently a member of the Academy of General Dentistry and the Northern Virginia Dental Society.


Dr. Nik Malmstrom

Dr. Nik Malmstrom was originally born and raised in Rochester, New York, before moving to Washington, DC. He completed his undergraduate studies at the University of Rochester with a double degree in Cell and Developmental Biology and History. He completed his dental education at the University of Maryland School of Dentistry and spent two years in Brooklyn, New York where he completed his General Practice Residency at New York Presbyterian Brooklyn Methodist Hospital.

Dr. Thota

Dr. Deepika Thota

Dr. Deepika Thota is a specialist in Prosthodontics and Implant Dentistry. She brings a wealth of expertise to the esteemed Ridgetop Dental Group. Her professional odyssey commenced in India, where she earned her dental degree from NTR University of Health Sciences. Fueled by an unyielding commitment to excellence, she ventured to the United States to pursue advanced training in Prosthodontics at the prestigious NYU College of Dentistry.

Dr. Kumar

Dr. Sangeetha Kumar

Dr. Sangeetha Kumar embarked on a dental journey at SRM Dental College and Hospital in India, laying the foundation for her passion for dentistry. Graduating with a Bachelor of Dental Surgery degree, she pursued further education at New York University College of Dentistry, where she delved into Advanced Education in Prosthodontics. Dr. Kumar’s expertise lies in crafting crowns and bridges, both complete and partial removable dentures, as well as implant-supported prostheses and full mouth rehabilitations.

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Our Locations

Cosmetic Dentists in Northern VA
Ridgetop Dental Group
Ridgetop Dental Group,
Northern VA
Cosmetic Dentists in Northern VA
Looking for a dentist in Northern VA? Ridgetop Dental Group offers comfortable general and cosmetic dentistry.
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