At a glance
- A UB-04 print workflow focuses on form locators, alignment, physical submission, and payer paper-claim rules.
- An 837I transaction follows X12 implementation rules and is transmitted electronically.
- Some organizations maintain paper capability for exceptions while using electronic claims for routine billing.
Paper is a form layout
A UB-04 print workflow focuses on form locators, alignment, physical submission, and payer paper-claim rules.
837I is structured electronic data
An 837I transaction follows X12 implementation rules and is transmitted electronically. Creating a PDF or scanning a UB-04 does not create an 837I file.
The same office may need both
Some organizations maintain paper capability for exceptions while using electronic claims for routine billing. Keep the two workflows and validation rules distinct.
Institutional-claim review
- Treat the UB-04/CMS-1450 as the paper representation and the 837I as the electronic institutional transaction.
- Confirm whether paper submission is permitted for the provider and payer.
- Keep a single verified source of claim data so paper and electronic workflows stay consistent.
Paper and 837I should share a source, not a layout
The UB-04/CMS-1450 is a visual paper form; the 837I is a structured electronic transaction. An office that supports both should maintain one verified source of patient, facility, payer, coding, and service-line data, then generate the required output for the payer. Trying to treat the 837I as a literal electronic copy of the paper form can obscure transaction-specific requirements and edits.
Sources and verification
Use the CMS institutional-claim sources below for current CMS-1450/UB-04 guidance, then apply the payer’s rules for the facility claim.
- CMS institutional paper claim form (CMS-1450/UB-04)
- CMS Medicare Claims Processing Manual, Chapter 25
Related guides
Try UB-04 software
For offices that prepare institutional paper claims, MedClaimSoftware’s dedicated UB-04 / CMS-1450 program can save and retrieve claims, support printing and alignment, and keep facility claim preparation in a focused Windows workflow. The software is $99/year for up to 2 computers, with a free downloadable trial. View UB-04 software.