Medicare Claims Processing Manual (Pub. 100-04), Ch. 2 § 30.3
Temporary Eligibility Notice
30.3 - Temporary Eligibility Notice
(Rev. 4247, Issued: 03-01-19, Effective: 04-01-19, Implementation: 04-01 -19)
The term Medicare beneficiary identifier (Mbi) is a general term describing a
beneficiary's Medicare identification number. For purposes of this manual, Medicare
beneficiary identifier references both the Health Insurance Claim Number (HICN) and
the Medicare Beneficiary Identifier (MBI) during the new Medicare card transition
period and after for certain business areas that will continue to use the HICN as part of
their processes.
The SSO may issue a temporary health insurance eligibility notice, pending the issuance
of a health insurance card, when the beneficiary is in need of immediate medical services.
The provider may obtain the patient’s name and Medicare beneficiary identifier from the
temporary eligibility notice. See Chapter 2 of the Medicare General Information,
Eligibility, and Entitlement Manual for an example of the temporary notice.
For claims processed by the A/B MAC (B) or DME MAC, the individual, the
individual’s physician, or other supplier must show the Medicare beneficiary identifier on
the request for Medicare payment and on other related bills and documents. Because
Health Insurance records are maintained by the individual’s Medicare beneficiary
identifier, the Medicare beneficiary identifier must be used on all communications.
claim number, the claim number must be used on all communications.