MEDICARE BILLING: FORM CMS-1450
AND THE 837 INSTITUTIONAL
Guidance for the 837I (Institutional) is the standard format used by institutional providers to transmit health care claimselectronically. The Form CMS-1450, also known as the UB-04, is the standard claim form to bill Medicare
Administrative Contractors (MACs) when a paper claim is allowed.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: June 01, 2018
DISCLAIMER: The contents of this database lack the force and effect of law, except as authorized by law (including Medicare Advantage Rate Announcements and Advance Notices) or as specifically incorporated into a contract. The Department may not cite, use, or rely on any guidance that is not posted on the guidance repository, except to establish historical facts.