S.C. Code Ann. § 38-71-145
(A) All individual and group health insurance and health maintenance organization policies in this State shall include coverage in the policy for:
(E) For purposes of this section:
(1) "Mammogram" means a radiological examination of the breast for purposes of detecting breast cancer when performed as a result of a physician referral or by a health testing service which utilizes radiological equipment approved by the Department of Health and Environmental Control, which examination may be made with the following minimum frequency: