

Oncology
Mario Velasco, MD
Decatur, IL
Mario Velasco Jr, MD is a medical oncologist practicing in Decatur, IL, with extensive expertise in cancer treatment and pharmacology, colorectal cancer management, and related gastrointestinal conditions. With 39 peer-reviewed publications and affiliations spanning leading cancer centers including Moffitt Cancer Center and Dana-Farber Cancer Institute, Dr. Velasco brings evidence-based clinical research to his patient care. His multidisciplinary background in oncology, transplantation medicine,
25+
Years in Practice
Clinical Focus
Subspecialties
Medical Oncology
Conditions & Treatments
Colorectal Cancer
Practice Details
Hospital Affiliations
- St Marys Hospital
- Springfield Clinic (multiple locations: Carpenter, Decatur, Macomb, Morton)
- Taylorville Memorial Hospital
Experience
25+ years in practice