The Oncology Institute, Inc., an oncology company, provides various medical oncology services in the United States. The company operates in three segments: Dispensary, Patient Services, and Clinical Trials & Other. It offers physician services, in-house infusion and dispensary, clinical trial services, radiation, outpatient blood product transfusions, and patient support services. The company also offers and manages clinical trial services, such as managing clinical trials, palliative care programs, and stem cell transplants services. It serves adult and senior cancer patients. The Oncology Institute, Inc. was founded in 2007 and is headquartered in Cerritos, California.