The commissioner shall implement policies and processes that expedite the determination of medicaid categorical and financial eligibility and medical eligibility for home and community-based programs and services, either through contracted functions of the department of human services or within the bureau of TennCare. The policies and processes may include, but are not limited to, presumptive or immediate medicaid eligibility determination, fast-track eligibility determination, development of specialized units or teams for determination of medicaid eligibility for HCBS, implementation of facilitated enrollment processes and the implementation of an online medical eligibility application process.