Charles River Medical Associates specializes in oncology, hematology, nephrology and rheumatology. Drs. Michael Bean, Lawrence Epstein, Li-Ming Hu, Gamaliel Garcia, Tasmnia Khalid, John Krikorian, Shun-HowLee, Vincent Yuan, Veena Shankar and Derrick J. Todd are licensed physicians who can diagnose and treat a variety of conditions.