Meet The Doctors

datta malyavantham


Dr. Datta Malyavantham is an experienced dental implant surgeon and cosmetic dentist in the 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. Datta was voted as the Top Cosmetic Dentist by his peers in Northern Virginia magazine for the past four years. Over the last two decades of his clinical practice, he has obtained advanced training and experience in cosmetic, implant surgery, and restorative treatments. Dr. Datta has also achieved his Dental Implant Fellowship status from the International Congress of Oral Implantologists…Read More

  • American Dental Association
  • American Academy of Cosmetic Dentistry
  • International Congress of Oral Implantologists
  • American Academy of Implant Dentistry
  • “Current Concepts in Dental Implants”
  • “Preventing Dental Implants Treatment Failure”
  • “CBCT Dental Technology for Advanced Diagnosis & Treatment Planning for Dental Implants”
  • “Implementing CBCT Scan for Dental Implant Treatment & Applied Concepts for Dental Implants Immediate Loading”

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. Her passion for what she does each day will be obvious to you through each of your visits, from customizing your treatment plan to meet your goals and desires to the level of comfort and care she brings to the procedures themselves…Read More

  • American Association of Cosmetic Dentistry

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. He has moved back to the DC metropolitan area and is thrilled to be providing quality care for patients in Alexandria and the surroundings. Dr. Nik is passionate about creating the best possible patient experience in an open and caring environment with an excellent team of like-minded professionals…Read More

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. Ivan cares deeply about the well-being of his patients and loves to take the time to build real relationships. He also makes a real effort to serve his community beyond his work in the office. He has worked as the mobile clinic director for a community outreach program that provided dental care to children in underserved communities and won several awards for community service...Read More

  • Academy of General Dentistry
  • Northern Virginia Dental Society

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. Her approach is marked by perseverance, conscientiousness, and compassion, complemented by her finely-honed hand skills and meticulous attention to detail...Read More

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.

With a passion for sculpting radiant smiles that transform lives, Dr. Thota specializes in Fixed and Removable Dentures as well as Full Mouth Rehabilitation…Read More

  • American College of Prosthodontists


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