18 Del. Admin. Code § 1318-4.0
The following words and terms, when used in this regulation, should have the following meaning unless the context clearly indicates otherwise:
"Administrator" or "third party administrator" or "TPA" means "Administrator" or "third party administrator" or "TPA" as those terms are defined at 18 DE Admin. Code 1406-2.1.
"Carrier" means any entity that provides health insurance in this State. For the purposes of this regulation, carrier includes a health insurance company, health service corporation, health maintenance organization and any other entity providing a plan of health insurance or health benefits subject to state insurance regulation. "Carrier" also includes any third-party administrator or other entity that adjusts, administers or settles claims in connection with health benefit plans.
"Chiropractic" means "Chiropractic" as defined in 24 Del.C. § 701 and in 24 DE Admin. Code 700.
"Chiropractic care or services" means those practices that a licensed doctor of chiropractic is licensed to provide pursuant to 24 Del.C. Ch. 7 and 24 DE Admin. Code 700.
"Commissioner" means the Commissioner of the Delaware Department of Insurance.
"Doctor of chiropractic" means a person who is licensed to administer chiropractic care or services pursuant to 24 Del.C. Ch. 7 and 24 DE Admin. Code 700.
"Medically necessary" means the providing of health care services or products that a prudent physician would provide to a patient for the purpose of diagnosing or treating an illness, injury, disease or its symptoms in a manner that is:
A. In accordance with generally accepted standards of medical practice;
B. Consistent with the symptoms or treatment of the condition; and
C. Not solely for anyone's convenience.
"Physician" means, for purposes of this regulation, anyone who is licensed as a physician pursuant to 24 Del.C. Ch. 17 or as a doctor of chiropractic pursuant to 24 Del.C. Ch. 7.
18 Del. Admin. Code § 1318-4.0