### Question
How does the law define medicare beneficiary?


### Answer
Under *42 U.S.C. § 1395a*, **medicare beneficiary** is defined as:

> an individual who is entitled to benefits under part A or enrolled under part B

#### Citation:
  - *42 U.S.C. § 1395a*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XVIII-HEALTH INSURANCE FOR AGED AND DISABLED**

