Day Kimball Healthcare to offer mammogram, heart screening event Staff reports Day Kimball Healthcare will hold a free mammogram and heart disease screening and education event for eligible women from 8 a.m. to noon Feb. 13 at the Day Kimball Healthcare Center, 12 Lathrop Road, Plainfield. A woman must have income at or below 250% of the federal poverty level, be 40 or more years of age, haven’t had a mammogram in the past 12 months and must have no health insurance to be eligible for the free mammogram. Individuals who have an insurance deductible of $1,000 or more are eligible for the CEDPP program if additional screenings and tests are required after their initial preventative mammogram.