### Question
What does MA region mean?


### Answer
**MA region** has the following meaning in *42 U.S.C. § 1395w*:

> such a region within the 50 States and the District of Columbia as established by the Secretary under this paragraph

#### Citation:
  - *42 U.S.C. § 1395w*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XVIII-HEALTH INSURANCE FOR AGED AND DISABLED > Part C-Medicare+Choice Program**

