Clinical interests for Dr. Tzvetanov include small intestine disorders, kidney transplant, and liver transplant. He is affiliated with the University of Illinois Hospital & Health Sciences System (UI Health). He is an in-network provider for several insurance carriers, including Humana HMO, Humana Bronze, and Humana Catastrophic. After completing medical school at Medical University of Sofia, he performed his residency at a hospital affiliated with the University of Illinois at Chicago. Dr. Tzvetanov (or staff) speaks the following languages: Bulgarian and Russian.