42 CFR § 419.80 - Basis and scope of this subpart.

---
identifier: "/us/cfr/t42/s419.80"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "42 CFR § 419.80 - Basis and scope of this subpart."
title_number: 42
title_name: "Public Health"
section_number: "419.80"
section_name: "Basis and scope of this subpart."
chapter_name: "CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "MEDICARE PROGRAM"
part_number: "419"
part_name: "PROSPECTIVE PAYMENT SYSTEMS FOR HOSPITAL OUTPATIENT DEPARTMENT SERVICES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 1302, 1395l(t), and 1395hh."
regulatory_source: "65 FR 18542, Apr. 7, 2000, unless otherwise noted."
cfr_part: "419"
---


# 419.80 Basis and scope of this subpart.

(a) *Basis.* The provisions in this subpart are issued under the authority of section 1833(t)(2)(F) of the Act, which authorizes the Secretary to develop a method for controlling unnecessary increases in the volume of covered hospital outpatient department services.

(b) *Scope.* This subpart specifies the process and requirements for prior authorization for certain hospital outpatient department services as a condition of Medicare payment.