Dr. Demartini graduated the medical school from the Rosalind Franklin University of Medicine and Science. He did his internship at the University Of Southern California and completed his residency program at the University Of California. He specialized in Radiology and board certified in Diagnostic Radiology and Vascular & Interventional Radiology. Dr. Demartini has been in practice for more than 20 years and is affiliated with the Marin General Hospital and the Novato Community Hospital.