Explain how the subscriber-information segment sets primary, secondary, or tertiary responsibility and identifies relationship.

From our workflow: Our review of Payer Responsibility and Subscriber Relationship starts in the source record, not in the finished EDI file. If a value is wrong, we correct the record or generator so the next export is correct too.

For Payer Responsibility and Subscriber Relationship, the 837P must identify each party and service through loops, segments, qualifiers, and control numbers. The receiver cannot rely on the visual layout of a paper form.

Core 837P workflow: understand the file’s purpose, review the envelope and transaction structure, validate before transmission, and read the claim acknowledgment.

What the response or workflow means

Our 837P review for Payer Responsibility and Subscriber Relationship begins with the business purpose of the data. We then trace the source field into the loop or segment where the receiver expects it.

Keep the source for Payer Responsibility and Subscriber Relationship—such as eligibility, enrollment, authorization, charge data, or the companion guide—alongside the exported value. That makes a rejection traceable without hand-editing the X12 file.

How to use it operationally

Explain how the subscriber-information segment sets primary, secondary, or tertiary responsibility and identifies relationship. The information must remain consistent with related loops and segments. A change made late in the workflow—such as changing the subscriber relationship, diagnosis order, rendering provider, or service line—can require several connected elements to be rebuilt rather than one text value being replaced.

Practical design rule: Validate relationships, not only individual fields. A valid NPI can still be wrong for the role; a valid date can still be wrong for the qualifier; a valid total can still fail when it does not equal the service lines.

A realistic batch example

The first payer is marked primary and the patient is the subscriber. On the secondary submission, the responsibility sequence changes and prior-payer information is included.

For Payer Responsibility and Subscriber Relationship, our audit trail includes the internal claim ID, destination, file name, control numbers, creation time, claim count, total charges, and every response received.

How this usually fails

  • Leaving responsibility sequence unchanged
  • Using the wrong relationship code
  • Confusing insurance type with payer order

If a receiver rejects Payer Responsibility and Subscriber Relationship, correct the source record, mapping, or generator that produced it. Editing the exported file may fix one transmission while leaving the defect in the software.

What to document

  • Confirm payer order
  • Confirm patient relationship
  • Use consistent subscriber data
  • Review after eligibility changes

A useful validation message for Payer Responsibility and Subscriber Relationship identifies the claim or service line, shows the value involved, and explains the relationship that failed. “Invalid file” is not enough for a practical correction.

Apply this in software: Review the electronic 837P filing software for a workflow that keeps claim data, control numbers, exports, and corrections traceable. The payer companion guide and enrollment record still control the final submission.

Continue with these guides

Official source material

Written and reviewed by

1500Software Development Team

Covers the software, printing, validation, export, and troubleshooting steps described on this page.

1500Software Claims Review Team

Reviews field placement, provider roles, source records, and practical correction steps.

Reviewed July 26, 2026. Always follow the receiving payer’s current instructions and companion guide.