Preferred provider arrangements with providers or physicians, or both, shall contain provisions to assure, in the event of an insolvency, that the enrollees of a risk-assuming preferred provider organization which is not a licensed insurer are not held liable for expenses which were to have been assumed by the preferred provider organization.
31 Pa. Code § 152.14
This section cited in 31 Pa. Code § 152.11 (relating to review of application by the Commissioner).