TX HB4100

Prohibits health care facilities, state agencies (including the Texas Medical Board), political subdivisions, medical schools, and other entities from retaliating against physicians or health care providers who report violations of laws, regulations, or ethical guidelines related to health care services

Protects providers who testify or provide information about treatment practices that risk patient health, dangers to public safety, gross mismanagement of funds, or abuse of authority to employers or state/federal agencies

Shields physicians and health care providers from adverse action for engaging in protected speech, expression, or association unless clear and convincing evidence shows the speech directly caused physical harm to a patient within the prior three years

Defines prohibited retaliation broadly to include adverse actions affecting licensure, certification, employment terms, staff privileges, program participation, benefits, or imposition of burdensome employment conditions

Creates a civil cause of action allowing injured providers to sue for injunctive relief, actual damages (including psychological, emotional, and physical injuries), court costs, and attorney's fees, with governmental immunity waived for such claims