### Question
What does part D plan mean?


### Answer
**Part D plan** has the following meaning in *42 U.S.C. § 1395ss*:

> a prescription drug plan or an MA–PD plan (as defined for purposes of part D of this subchapter)

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

