Old Town Dentistry is a Alexandria based family dentist practice that treats patients of all ages. We are committed to delivering the highest quality dental care and do so using state-of-the art dental equipment. We are a cosmetic dentist that offers services like checkups, teeth cleaning, crowns, veneers and more.


We also perform emergency dentist services that include bonding, root canals, crowns, and bridges. As a local dentist, we create lifelong relationships with our patients and their families and work to ensure that they receive treatments in a comfortable and relaxed environment. Frinet Kasper, DDS and our staff invite you to schedule an appointment by calling 703-763-1337 and experience why our patients think Old Town Dentistry is the best dentist in Alexandria.



Meet Our Team


Frinet Kasper, DDS

Frinet Kasper, DDS

Dr. Kasper received her dental degree from the Central University of Venezuela. She practiced for several years before moving to Ohio in 2005 to complete a general practice residency at Western Reserve Care System a major teaching hospital of the Northeastern Ohio University College of Medicine. Having completed her advanced education she relocated to Northern Virginia to continue to provide her caring values. She exercises a conservative dental philosophy for her patients and believes in educating them concerning treatments and dental health.

Dr. Kasper has enhanced her dental knowledge with a variety of continuing education courses including: implant placement and restoration, invisalign (invisible braces), sedation dentistry, and cosmetic and restorative procedures.

In her spare time Dr. Kasper enjoys spending time with her family and friends, traveling, and attending a variety of sporting and concert events.

Joseph Nassif DDS, MSc, FACP

Joseph Nassif DDS, MSc, FACP

Dr. Joseph Nassif has practiced in Alexandria since 1982. He received his DDS from the University of Maryland and his graduate prosthodontic specialty degree (MSc) from Ohio State University. After retiring from the USAF Dental Corps he became an associate professor at both Howard University and Georgetown University College of Dentistry.

Dr. Nassif is a member of several dental organizations, author of 30 scholarly publications, a textbook chapter and has given numerous lectures worldwide in prosthodontics and in temporomandibular disorders (TMD or TMJ).

Dr. Nassif includes dentistry in his hobbies and volunteering at a low income Northern Virginia Dental Clinic.

He enjoys being with family, golf, swimming, fishing, hunting, and traveling abroad. He is also the Director of the Annual West Virginia Chestnut Festival.

Claudia Murphy

Claudia Murphy

Claudia is a Rhode Island native and a graduate of the University of Rhode Island with a BS in Dental Hygiene. Among her credentials, she is also certified to administer local anesthetic and nitrous oxide. Claudia has enjoyed many rewarding years as a dental hygienist. Early in her career she worked with the Wood River Health Services in rural Rhode Island serving four local elementary schools and gathered dental statistics for the State Health Department. Through her efforts a weekly fluoride “swish” program was instituted in this underserved part of Rhode Island to improve oral health. Moving into private practice she honed her clinical skills with an emphasis in periodontal diagnosis and treatment. Claudia has the unique ability to communicate the importance of good oral health in a sincere caring manner and believes this is an important aspect of her position. Claudia has a variety of interests from vacationing in Italy to knitting, reading (historical fiction), gardening and cooking. She, her husband Fred and their two cats, Ted and Duke, lived in Boulder, CO prior to relocating to Virginia in 2002.