Key points

  • Use the legal or enrolled billing identity appropriate for the claim.
  • Make sure the NPI and any additional identifier fields belong to the billing role rather than being copied from a rendering clinician.
  • Keep the billing address aligned with current payer enrollment and office records.

Billing entity identity

Use the legal or enrolled billing identity appropriate for the claim. In a group practice, it can differ from the individual rendering provider.

NPI and related identifiers

Make sure the NPI and any additional identifier fields belong to the billing role rather than being copied from a rendering clinician.

Address consistency

Keep the billing address aligned with current payer enrollment and office records.

Billing-provider review

  • Make sure Item 33 identifies the entity that is billing the payer for this claim.
  • Verify the billing NPI and other payer-required identifiers against current enrollment records.
  • Keep billing-provider data separate from rendering, referring, ordering, and service-facility information.

Use enrollment data as the source

Billing-provider information is not simply contact information for the office. It is part of the payer-facing identity of the entity submitting the claim. Maintain a controlled billing-provider record containing the current legal/business name, address, NPI, and any payer-required identifiers. When enrollment information changes, update that source record and then review claims created from older templates so historical values do not continue printing in Item 33.

Sources and verification

Use the NUCC/CMS sources below to confirm current CMS-1500 instructions, then apply the payer’s rules for the specific professional claim.

Related guides

Try the software

For offices that prepare CMS-1500 paper claims, MedClaimSoftware can save reusable data, validate claims, preview the form, and print from a local Windows workflow. Try the software before purchasing; no credit card is required for the trial. CMS-1500 software.

Preparing a professional claim?

Choose the workflow that matches how you need to submit the claim.

Preparing a paper claim? → CMS-1500 Software$99 Windows software for saving, validating, and printing CMS-1500 paper claims.Submitting electronically? → 837P Software$199 Windows software that creates professional 837P electronic claim files. File transmission is handled separately.
← Previous: CMS-1500 Box 32: Service Facility LocationNext: Referring Provider Information on the CMS-1500 →