Relationships between MACs and Functional Contractors What is a MAC and what do they do? A Medicare Administrative Contractor (MAC) is a private health care insurer that has been awarded a geographic jurisdiction to process Medicare Part A and Part B (A/B) medical claims or Durable Medical Equipment (DME) claims for Medicare Fee-For-Service (FFS) beneficiaries.
Legal Definition of great bodily injury. : physical injury suffered by the victim of a violent crime that causes a substantial risk of death, extended loss or impairment of a body part or function, or permanent disfigurement : physical injury that is more serious than that ordinarily suffered in a battery.
harm, injury, and damage mean an act that causes loss or pain. harm can be used of anything that causes suffering or loss. The frost did great harm to the crops. injury is likely to be used of something that has as a result the loss of health or success. She suffered an injury to the eyes.