Medicare Blog

what letters are in medicare number

by Domenick Conn DVM Published 2 years ago Updated 1 year ago
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MBIs are numbers and upper-case letters. We'll use numbers 0-9 and all letters from A to Z, except for S, L, O, I, B, and Z. This will help the characters be easier to read. If you use lowercase letters, our system will convert them to uppercase letters.

How many letters are there in a Medicare number?

In all, there are 12 letters that may follow the numerical part of the number. A letter code can be followed by additional number suffix letters. Letter code “A” is the most prevalent code. It denotes a primary claimant who is retired and has paid into the Medicare system as a wage earner for at least 40 quarters.

What is letter code a for Medicare?

Letter code “A” is the most prevalent code. It denotes a primary claimant who is retired and has paid into the Medicare system as a wage earner for at least 40 quarters.

What do the letters after a social security or Medicare number mean?

What do the letters after a Social Security or Medicare number mean? The Social Security number followed by one of these codes is often referred to as a claim number. We assign these codes once you apply for benefits.

What do the numbers on a Medicare claim mean?

Besides the letter A, which indicates you are a primary claimant who has paid into the Medicare system as a wage earner, there are 33 other common codes that appear at the end of Medicare Claim Numbers to identify the nature of eligibility. There are also many less common codes, a list of which can be found in Section 50.

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What is the format of Medicare number?

On a Medicare card, an MBI will appear similar to this: 1EG4-TE5-MK73. The second, fifth, eighth, and ninth characters are always letters while the first, fourth, seventh, tenth, and eleventh characters are always numbers. You can visit cms.gov for more information on the format of an MBI.

Does your Medicare number have letters?

The Medicare number displayed on your red, white and blue Medicare card (known as an MBI, or Medicare Beneficiary Identifier) is 11 characters long: The 2nd, 5th, 8th and 9th characters are always a letter, and the 3rd and 6th characters are sometimes a letter.

What do the letters mean on your Medicare card?

All “F” codes are followed by a number to signify the relationship. Code H — indicates Medicare eligibility due to disability. HA means you are a disabled claimant. HB means you are the wife of a disabled claimant. HC means you are the child of a disabled claimant.

What are Medicare ID numbers?

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.

How do I read my Medicare number?

The IRN appears to the left of the patient's name on their Medicare card. This is not a unique identifier. While your Individual Reference Number is the number to the left of your name on your card, your Medicare Card Number is the 10 digit number that appears above your name, across the top section of the card.

How many digits is a Medicare ID?

11 charactersThe MBI has 11 characters, like the Health Insurance Claim Number (HICN), which can have up to 11.

What does the t mean at the end of a Medicare number?

According to Social Security's code list, “T” means the person has elected to receive only health insurance benefits (no Social Security) and is entitled to Medicare Part A under deemed or real provisions or fully insured.

What does the B mean after the Medicare number?

“B” by itself means you are the wife of the primary claimant, and are at least 62 years old. Other Medicare suffixes in the “B” category include: B1 for the husband (62 years or older) of a primary claimant. B2 for a young wife with a child in her care.

Do Medicare cards have letter O?

What kinds of characters are in the MBI? MBIs are numbers and upper-case letters. We use numbers 1-9 and all letters from A to Z, except for S, L, O, I, B, and Z. If you use lowercase letters, our system will convert them to uppercase letters.

Are all Medicare numbers 11 digits?

On the front of your Medicare card is a number that is 11 characters long, consisting of numbers and uppercase letters. This is your Medicare claim number, also referred to as a Medicare Beneficiary Identifier (MBI). To avoid confusion between letters and numbers, Medicare does not use the letters S, L, O, I, B or Z.

What does BNC number stand for?

Beneficiary Notice CodeA BNC number is a Beneficiary Notice Code used by the Social Security Administration to identify documents and notices. Learn more about BNC codes and other numbers related to Social Security and Medicare.

How to contact Medicare for letter code?

For further information about Medicare letter codes and other Medicare symbols, you can contact the Medicare Administration toll-free at 1-800-MEDICARE (1-800-633-4277). For information about Medicare supplement insurance, Medicare Advantage, and all your best healthcare options, contact MedicareMall today! © 2013 MedicareMall.com.

What does the A on Medicare number mean?

“A” at the end of your Medicare number indicates you are a retired wage earner and primary claimant. The numerical part of your Medicare number matches your Social Security Number.

What does the suffix A mean on Medicare?

Besides the letter A, which indicates you are a primary claimant who has paid into the Medicare system as a wage earner, there are 33 other common codes that appear at the end of Medicare Claim Numbers to identify the nature of eligibility.

What is the HA code on my Medicare card?

If your Medicare number includes the HA code, your Social Security appears in your Medicare number. If your Medicare number includes the HB or HC code, your disabled spouse’s or parent’s Social Security number represents the first nine digits of your Medicare number.

How many digits should be in a Medicare claim?

The first nine digits of a Medicare Claim Number should match the nine digits of the cardholder’s Social Security Number or, often, the nine digits of the cardholder’s spouse’s, parent’s, or child’s Social Security Number. Whether the nine digits of your Medicare number match your Social Security Number or another person’s Social Security Number ...

What does C mean in a claim?

Code C. “C” indicates you are the child of a primary claimant. Numerical suffixes following “C” indicate which child you are in relation to the primary claimant. For example, if you are the first child, your suffix is C1; if you are the second child, your suffix is C2; and so on. If your suffix code is in the “C” category, ...

What is the suffix for "F"?

Code F. “F” is the parent category, with suffixes for a primary claimant’s father (F1), mother (F2), stepfather (F3), stepmother (F4), adoptive father (F5), and adoptive mother (F6). There is no “F” suffix without a number following the letter F.

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 the claim number for Medicare?

These letter codes may appear on correspondence you receive from Social Security or on your Medicare card. They will never appear on a Social Security card. For example, if the wage earner applying for benefits and your number is 123-45-6789, then your claim number is 123-45-6789 A . This number will also be used as your Medicare claim number, ...

What do the letters after a Social Security number mean?

What do the letters after a Social Security or Medicare number mean? The Social Security number followed by one of these codes is often referred to as a claim number. We assign these codes once you apply for benefits.

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