Medicare Blog

what is my mbi number on medicare advantage plan

by Carol Maggio Published 2 years ago Updated 1 year ago
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An MBI is a unique identifier assigned to you when you enroll in Medicare. Your MBI will consist of 11 randomly generated numbers and letters. You should keep your MBI confidential and only share it with your health plan administrator and medical provider.

Where to find MBI on Medicare card?

You can:

  • Get our Open Door Forum materials.
  • See our Outreach & education page for resources about getting and using the MBI.
  • Read frequently asked questions (PDF).

What does MBI stand for Medicare?

Medicare Beneficiary Identifiers (MBIs) We removed Social Security Number (SSN)-based Health Insurance Claim Numbers (HICNs) from Medicare cards and are now using Medicare Beneficiary Identifiers (MBIs) for Medicare transactions like billing, eligibility status, and claim status.

How to obtain MBI number?

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Are You Ready to start billing with the MBI?

Starting January 1, 2020, your practice must use the MBI when billing Medicare regardless of the date of service: Medicare will reject claims submitted with Health Insurance Claim Numbers (HICNs) with a few exceptions; Medicare will reject all eligibility transactions submitted with HICNs; Many providers are using the MBI for Medicare transactions.

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Where do I find my Medicare MBI number?

You can identify them by the RRB logo on their card, and we return a “Railroad Retirement Medicare Beneficiary” message on the Fee-For-Service (FFS) MBI eligibility transaction response. The beneficiary or their authorized representative can request an MBI change. CMS can also change an MBI.

Is MBI the same as Medicare number?

Your MBI is your 11-character Medicare Beneficiary Identifier - or new Medicare Number (starting April 2018). From April 2018 through January 2019, the Centers for Medicare & Medicaid Services (CMS) sent new Medicare cards with new MBIs to all of the 57.7 million Medicare beneficiaries.

How many digits is a Medicare MBI number?

11 charactersThe MBI has 11 characters, like the Health Insurance Claim Number (HICN), which can have up to 11. Will the MBI's characters have any meaning? Each MBI is randomly generated. This makes MBIs different than HICNs, which are based on the Social Security Numbers (SSNs) of people with Medicare.

What is MBI lookup?

The Medicare Beneficiary Identifier (MBI) Lookup tool allows providers to use our secure eServices online portal to obtain the new MBI number when patients do not present their Medicare card.

When did Medicare switch to MBI numbers?

Beginning in April 2018, the Centers for Medicare and Medicaid Services (CMS) began issuing new Medicare identification (ID) cards.

What is Medicare MBI format?

MBI will contain Numbers and letters (Uppercase), that will use 0 to 9 numbers and all letters from A to Z, they have excluded S,L,O,I,B and Z so that will help all characters to easier to read. The MBI's 2nd, 5th, 8th, and 9th characters will always be a letter. Characters 1, 4, 7, 10, and 11 will always be a number.

How do I find my new Medicare ID number?

Starting next month, you'll be able to look up your Medicare patients' new Medicare numbers (known as the Medicare Beneficiary Identifier, or MBI) through the secure web portal of your Medicare Administrative Contractor (MAC). If you don't already have access to your MAC's portal, sign up now.

What is the 11 digit Medicare number?

A complete Medicare number requires 11 digits in total. This includes your 10-digit Medicare number on your card followed by the unique reference number that appears next to your name. Please take extra care when entering you Medicare Number, it is extremely important to ensure it is 100% correct.

What does a typical Medicare number look like?

How does the MBI look on the card? The MBI's 2nd, 5th, 8th, and 9th characters are always letters. Characters 1, 4, 7, 10, and 11 are always numbers. The 3rd and 6th characters are letters or numbers.

Is your Medicare number your Social Security Number?

Your card has a Medicare Number that's unique to you — it's not your Social Security Number. This helps protect your identity. The card shows: You have Medicare Part A (listed as HOSPITAL), Part B (listed as MEDICAL), or both.

Does your Medicare number change?

You'll have the same Medicare number that you did before, only the last digit will change....Replacing your lost, stolen or damaged cardusing your Medicare online account through myGov.the Express Plus Medicare mobile app.calling the Medicare program.

How do I get a new Medicare number on my IVR?

Press "2" if the Medicare number begins with one or more letters. Enter the first 9 digits of the Medicare number. Any other letter press "0" for the customer service representative phone number. If there is a number after the letter, press that number now.

What is a COBA in Medicare?

Medicare' s Coordination of Benefits Agreement (COBA) trading partners (supplemental insurers, Medigap plans, Medicaid, etc.) must submit the MBI to get Medicare crossover claims. Exceptions on use of HICN on outbound Medicare crossover claims will apply.

When to ask Medicare patients for their cards?

Ask your Medicare patients for their Medicare cards when they come for care. If they don’t bring it with them when they come for care, give them the Get Your New Medicare Card flyer in

Can you look up MBIs for Medicare?

You can look up MBIs for your Medicare patients when they don’t or can’t give them. Sign up for the Portal to use the tool. Even if your patients are in a Medicare Advantage Plan, you can look up their MBIs to bill for things like indirect medical education.

Things to note

The Medicare Beneficiary Identifier (MBI), often known as your Medicare number, comprises eleven random letters and digits. The red, white, and blue Medicare card reflects this.

Where can I find my Medicare number?

The red, white, and blue Medicare card has your Medicare number on it.

When will my Medicare card arrive?

If you are enrolled in Medicare automatically, you will get your card three months before your 65th

What is the purpose of my Medicare number and card?

Bring your Medicare card with you to any doctor’s appointment or hospital visit with any healthcare

What should I do if my Medicare card is lost?

If you misplace your Medicare card, you can request a replacement. You can request a replacement card in many ways.

What is MBI in a letter?

MBI will contain Numbers and letters (Uppercase), that will use 0 to 9 numbers and all letters from A to Z, they have excluded S,L,O,I,B and Z so that will help all characters to easier to read. The MBI is Contains numbers and letters and will look like this, example : 1EG3-TE6-MK74.

How many characters are in MBI?

All MBI will have 11 characters like HICN (Health Insurance Claim Number), which can have upto 11. All MBI is generated Randomly, in past this was based on Social Security Numbers (SSNs) of People with Medicare, as per their post This MBI’s will “non-intelligent” , so they doesn’t have any hidden or special Meaning.

Do dashes work in MBI?

The dashes aren’t used as part of the MBI. They won’t be entered into computer systems or used in file formats. As per Medicare post on CMS.GOV each person with Medical will get their own randomly generated MBI, Spouses or dependents who have had similar HICN will get their own different MBI.

What is an MBI in Medicare?

The United States Railroad Retirement Board (RRB) Health care providers. Health plans. Every person with Medicare has been assigned an MBI. The MBI is confidential like the SSN and should be protected as Personally Identifiable Information. You MUST submit claims using MBIs, no matter what date you performed the service, with a few exceptions.

What letters does MBI not use?

The MBI doesn’t use the letters S, L, O, I, B, and Z to avoid confusion between some letters and numbers (e.g., between “0” and “O”). Learn about and use our MBI format specifications (PDF) to make changes to your systems.

Can you use HICN for Medicare?

Medicare plan exceptions: Appeals - People filing appeals can use either the HICN or the MBI for their appeals and related forms. Adjustments - You can use the HICN indefinitely for some systems (Drug Data Processing, Risk Adjustment Processing, and Encounter Data) and for all records, not just adjustments. Reports - We’re using the HICN on these ...

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