aai.org aai.orgThe Washington State Department of Health is observing National Immunization Awareness Month, highlighting the importance of protecting people of all ages from vaccine-preventable diseases. “It’s also an opportunity to thank the providers, clinic staff, Tribal and community partners across our state who make vaccination possible. • The Adult Vaccine Program provides vaccines for uninsured adults 19 and older at participating provider locations. • Washington Apple Health (Medicaid) provides recommended vaccines at NO cost for eligible Washington residents. Get our free mobile appParents can find a complete list of required immunizations for the 2026-27 school year on the DOH website.