Tex. Insurance Code § 752.0002

(a) If the attorney general receives a referral from the appropriate regulatory agency indicating that an individual or entity, including a health benefit plan issuer or administrator, has exhibited a pattern of intentionally violating a law that prohibits the individual or entity from billing an insured, participant, or enrollee in an amount greater than an applicable copayment, coinsurance, and deductible under the insured's, participant's, or enrollee's managed care plan or that imposes a requirement related to that prohibition, the attorney general may bring a civil action in the name of the state to enjoin the individual or entity from the violation.

(b) If the attorney general prevails in an action brought under Subsection (a), the attorney general may recover reasonable attorney's fees, costs, and expenses, including court costs and witness fees, incurred in bringing the action.