NIS is the only population-based survey to provide national, state, local area, and territorial estimates of provider-reported vaccination coverage among children aged 19-35 months in the United States. Coverage levels for poliovirus, MMR, HepB, and VAR continued to hold at or above 90%, the national health objective for specific vaccines. PCV, first recommended in 2000, has now reached coverage levels comparable to those for DTaP, a vaccine also requiring 4 doses but with longer-standing recommendations. For the more recently recommended vaccines, coverage for the birth dose of the HepB series and the full series of HepA increased. These findings demonstrate the ability of immunization programs at state and local levels to incorporate newly recommended vaccines while sustaining coverage
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