At a Glance: Second Generation FIT® Fecal Immunochemical Test is FDA cleared & CLIA waived to aid in the detection of colorectal cancer, diverticulitis, colitis, and Crohn's Disease. This kit contains 20 complete tests with at least 18 month shelf life. Second Generation FIT® is tax-inclusive and ships free. Second Generation FIT is simple to perform, and the results are ready in five minutes —with national reimbursement rates at $21.55 on CPT code G0328QW or 82274QW for commercial payors.