Tennessee Code Title 56. Insurance § 56-51-126

(a) No entity certificated as a prepaid limited health service organization, other than a licensed insurer or health maintenance organization insofar as its name is concerned, may use in its name, contracts, or literature any of the words “insurance,” “casualty,” “surety,” “mutual,” or “HMO,” or any other words descriptive of the insurance, casualty, HMO, or surety business or deceptively similar to the name or description of any insurance, HMO, or surety corporation doing business in this state.

(b) No person, entity, or health care plan not certificated under this chapter may use in its name, logo, contracts, or literature the phrase “prepaid limited health services contract” or the initials “PLHSC” to imply, directly or indirectly, that it is a prepaid limited health service organization or hold itself out to be a prepaid limited health service organization.