West Virginia Code Chapter 33. Insurance § 33-24-7. Required provisions in contracts made by corporations with hospitals, physicians, dentists and other health agencies

(a) That the hospital, physician, dentist or other health agency will render to any subscriber such service as he may be entitled to under the terms and conditions of the contract issued to the subscriber by the corporation.

(b) That in submitting bills to the corporation for services rendered to subscribers under the terms of their contracts, the hospitals, physicians, dentists and other health agencies will make only such charges as are set forth in an agreed schedule of fees to be paid by the corporation.