### Question
Can you define what ordering professional means?


### Answer
**Ordering professional** is defined as the following in *42 U.S.C. § 1395m*:

> a physician (as defined in section 1395x(r) of this title) or a practitioner described in section 1395u(b)(18)(C) of this title who orders an applicable imaging service

#### Citation:
  - *42 U.S.C. § 1395m*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XVIII-HEALTH INSURANCE FOR AGED AND DISABLED > Part B-Supplementary Medical Insurance Benefits for Aged and Disabled**

