Suburban Hematology-Oncology Associates serves patients throughout Snellville, Duluth and Lawrenceville. It treats patients with blood disorders and cancer-related issues. The physicians at this practice comprise Drs. Aldemar Montero, Satvir Singh, Christopher Hagenstad, P. Ravi Sarma, Alexander Saker, Jr., Allan Freedman, and Anthony M. Landis.