Payer Information
These slides cover how to complete the payer information portion on the CMS-1450 and 837I forms.
Payer Information
Next, we’ll discuss completing payer information on the CMS-1450 and 837I. This includes the payer identification, supplemental payers, and payers primary to Medicare.
Payer Fields
- Payer Identification
- Release of Information for Primary, Secondary, and Tertiary
- Prior Payments for Primary, Secondary, and Tertiary
- Insurance Group Name for Primary, Secondary, and Tertiary
- Insurance Group No. for Primary, Secondary, and Tertiary
- Treatment Authorization Code for Primary, Secondary, and Tertiary
Loop 2330B/FL 50 A-C

- R
- Medicare requires FL 50 A.
- S
- FLs 50 B and 50 C are situational and only used if the patient has a secondary or tertiary payer.
| Payer Identification | Source |
|---|---|
| Enter the name of the payer or insurance company. | Patient or provider records |
If Medicare is the primary payer, enter Medicare on line A to show that the provider has checked for other insurance and found that Medicare is the primary payer. All other entries across line A — FLs 51-55 — supply information needed by the payer named in FL 50 A. If Medicare is the secondary or tertiary payer, identify the primary payer on line A and enter Medicare information on line B or C.