### Question
What is the definition of medicare cost-sharing?


### Answer
The definition of **medicare cost-sharing** is as follows in *42 U.S.C. § 1396d*:

> (subject to section 1396a(n)(2) of this title) the following costs incurred with respect to a qualified medicare beneficiary, without regard to whether the costs incurred were for items and services for which medical assistance is otherwise available under the plan:


(A)(i) premiums under section 1395i–2 or 1395i–2a of this title, and


(ii) premiums under section 1395r of this title,[6](#1396d_6_target)


(B) Coinsurance under subchapter XVIII of this chapter (including coinsurance described in section 1395e of this title)

#### Citation:
  - *42 U.S.C. § 1396d*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XIX-GRANTS TO STATES FOR MEDICAL ASSISTANCE PROGRAMS**

