Mo. Rev. Stat. § 189.085
The department shall develop and maintain appropriate records of services and financial transactions relating to sections 189.010 to 189.085. Disclosure of such information shall be restricted to purposes directly connected with the administration of this health services program. The center for health statistics of the department and the providers shall coordinate record systems and related programs to insure that information needed by the department for the purposes of this program shall be efficiently and economically provided. Records concerning applicants and recipients of health services shall be kept confidential, provided, however, that nothing shall prohibit the department from providing the department of elementary and secondary education access to all records maintained pursuant to this section. The department and the department of elementary and secondary education shall coordinate record systems and related programs to insure that information needed by the department for the purpose of evaluation of this program will be available. The department shall assist the department of elementary and secondary education by providing information required by the department of elementary and secondary education to discharge responsibility for the developmentally disabled and other handicapped children as provided for in subsection 2 of section 162.700. The department shall have access to all records or information obtained pursuant to subsection 2 of section 162.700.
§ 189.085, RSMo