Fairfax Northern Virginia Hematology Oncology, also known as FNVHO, is a practice group that offers a range of health care services. In operation for more than 30 years, it operates more than five locations throughout northern Virginia. The group serves Fairfax, Fauquier, Loudoun and Prince William counties in Virginia. Fairfax Northern Virginia Hematology Oncology provides chemotherapy, clinical research and stem cell transplantation solutions. The group conducts educational classes, as well as offers financial counseling services. It provides medical solutions in the areas of hematology and medical oncology. Fairfax Northern Virginia Hematology Oncology offers treatment services for patients with cancer and blood diseases.