TennCare - As introduced, prohibits a healthcare provider who participates in the TennCare or CoverKids programs from refusing to provide healthcare services to an enrollee based solely upon the enrollee’s refusal to obtain a vaccine or immunization; prohibits the bureau from reimbursing a healthcare provider in violation of such prohibition; requires the director to adopt rules. - Amends TCA Title 33; Title 56; Title 63; Title 68 and Title 71.

HB 638 prohibits healthcare providers participating in Tennessee's TennCare or CoverKids programs from denying services to enrollees solely because they refuse vaccines or immunizations. The bill requires the TennCare bureau to withhold reimbursement from providers who violate this rule and mandates the director to create implementing rules, including administrative review processes. Exceptions apply to oncology and organ transplant specialists. This law directly affects providers serving TennCare/CoverKids members and takes effect July 1, 2025.