Licensee??? (i) A licensed insurer, as defined in section 201-A of the act (40 P. S. ?? 65.1-A), a producer and other persons or entities licensed or required to be licensed, or authorized or required to be authorized, or registered or required to be registered under the act or The Insurance Company Law of 1921 (40 P. S. ?? ?? 341???999), including health maintenance organizations holding a certif