He graduated from Francisco Marroquin University Faculty of Medicine and then he performed his residency at a hospital affiliated with the University of Texas Health Science Center at Houston. He accepts several insurance carriers, including Blue Cross/Blue Shield, Blue Cross Blue Shield Bronze, and Blue Cross Blue Shield HMO. Dr. Maselli Caceres speaks Spanish. His professional affiliations include UT Health Physicians, the University Health System, and South Texas Veterans Health Care System (STVHCS).