42 CFR § 409.16 - Other diagnostic or therapeutic services.
---
identifier: "/us/cfr/t42/s409.16"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "42 CFR § 409.16 - Other diagnostic or therapeutic services."
title_number: 42
title_name: "Public Health"
section_number: "409.16"
section_name: "Other diagnostic or therapeutic services."
chapter_name: "CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "MEDICARE PROGRAM"
part_number: "409"
part_name: "HOSPITAL INSURANCE BENEFITS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 1302 and 1395hh."
regulatory_source: "48 FR 12541, Mar. 25, 1983, unless otherwise noted."
cfr_part: "409"
---
# 409.16 Other diagnostic or therapeutic services.
Diagnostic or therapeutic services other than those provided for in §§ 409.12, 409.13, and 409.14 are considered as inpatient hospital or inpatient CAH services if—
(a) They are furnished by the hospital or CAH, or by others under arrangements made by the hospital or CAH;
(b) Billing for those services is through the hospital or CAH; and
(c) The services are of a kind ordinarily furnished to inpatients either by the hospital or CAH or under arrangements made by the hospital or CAH.
[48 FR 12541, Mar. 25, 1983, as amended at 58 FR 30666, May 26, 1993]