The Program covers medically necessary services rendered to recipients, when the services are: Provided according to the laws and regulations of the State and locality in which they are rendered in accordance with 42 CFR §486.100; Rendered by a physician who meets the qualification standards in accordance with 42 CFR §486.102 or qualified non-physician (technician) who meets the qualification standards in accordance to 42 CFR §486.104; and Ordered in writing by the treating physician or nurse practitioner who is enrolled as a provider in the Program with an active status on the date of service in accordance with State law. Portable X-ray services include the following: Skeletal films involving extremities, pelvis, vertebral column, and skull; Chest films which do not involve the use of contrast media; Abdominal films which do not involve the use of contrast media; Diagnostic mammograms, if approved by the FDA; Transportation of portable X-ray equipment to a patient’s home or a long term care facility (LTCF); and Electrocardiograms (EKGs/ECGs).