Children's Dental Health Improvement Act of 2002

Amends the Public Health Service Act to establish a grant program for eligible entities and individuals (including Indian tribes) to expand the availability of primary dental care services where necessary. Offers retention bonuses for eligible dental officers of the Indian Health Service. Revises the process for designating dental health professional shortage areas.

Directs the Secretary to establish: (1) demonstration projects to increase access to dental services for children in underserved areas; (2) an oral health initiative to reduce disparities in oral health, targeting low-income children and including community water fluoridation and dental sealants; and (3) a Chief Dental Officer for the Medicaid and State children's health insurance programs.

Requires the Director of the Centers for Disease Control and Prevention to annually collect data on the dental, craniofacial, and oral health of residents of at least one State and one Indian tribe from each region.

Requires the Secretary to identify populations at high risk for early childhood caries and provide for the development of prevention programs.

Revises the eligibility requirements for the school-based dental sealant program to include Indian tribes.