HeadlinesCavities are the most common cause of disease in children aged 6 to 19. But, they are preventable. by TanyaApril 10, 2020April 18, 20200632 Share0 Delta knows your child comes first. Your child is eligible for Healthy Kids Dental benefits if they have Medicaid medical coverage. Find a dentist near you by going to the MDHHS website, then click “find HKD near you” link.