Tex. Insurance Code § 752.0003

(a) An appropriate regulatory agency that licenses, certifies, or otherwise authorizes a physician, health care practitioner, health care facility, or other health care provider to practice or operate in this state may take disciplinary action against the physician, practitioner, facility, or provider if the physician, practitioner, facility, or provider violates a law that prohibits the physician, practitioner, facility, or provider 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.

(b) The department may take disciplinary action against a health benefit plan issuer or administrator if the issuer or administrator violates a law requiring the issuer or administrator to provide notice of a balance billing prohibition or make a related disclosure.

(c) A regulatory agency described by Subsection (a) or the commissioner may adopt rules as necessary to implement this section. Section 2001.0045, Government Code, does not apply to rules adopted under this subsection.