Author of the 2012 book "Surviving American Medicine - How to Find the Right Doctor, Right Hospital and Right Treatment with Today's Health Care", Dr. Presant is Chief Medical Officer of DiaTech Oncology and a staff hematologist-oncologist at Wilshire Oncology Medical Group - US Oncology. He continues to help people find better health care through his book, and find the right chemotherapy using the MiCK assay at DiaTech Oncology.