Associates in Oncology and Hematology is an internal medicine facility located in the town of Rockville. Home to Doctors Joseph M. Haggerty, George A. Sotos, John M. Wallmark, Paul M. Thambi, Manish Agrawal and Nicholas J. Farrell, Associates in Oncology and Hematology offers individualized and personal care to each of its patients. For more information on offered services, or to schedule an appointment, be sure to call the telephone number or visit the web address provided.