Maryland Oncology Hematology remains open while making accommodations for the health and safety of our patients. If you believe you have been exposed to COVID-19 or have symptoms of COVID-19 including fever, cough, sore throat or shortness of breath, please call our office before you arrive. Any patient that has traveled out of state, please call before your appointment for travel information and review our travel policy. Our Mt. Airy location is now open and Wheaton patients now call Rockville & Germantown. View more information.