PROVISIONAL CREDENTIALING OF PHYSICIANS: A newly-licensed physician, a physician who has recently relocated to this state from another state and has not previously practiced in this state, or a physician who has changed his or her corporate relationship such that it results in the issuance of a new tax identification number under which such physician’s services are billed for, who is employed by a general hospital licensed pursuant to article twenty-eight of the public health law, and whose other employed physicians participate in the in-network portion of an insurer’s network, shall be deemed “provisionally credentialed” and may participate in the in-network portion of an insurer’s network upon certain criteria.