
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 is my Medicare number?
Your Medicare number (also called Medicare Claim Number) is usually your Social Security number followed by a code. The code may only appear on your Medicare card but it is assigned by the Social Security Administration to identify the category you qualify under to claim benefits.
What does “a” at the end of my 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 do the primary letter codes in Medicare claim numbers mean?
Following are descriptions of what the primary letter codes in all Medicare Claim Numbers indicate. “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 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 do the numbers mean on my Medicare card?
individual reference number (IRN) A number that represents the position of a person on a Medicare card. For example, a person who is listed second on a Medicare Card has an IRN of 2. The IRN appears to the left of the patient's name on their Medicare card. This is not a unique identifier.
Do the new Medicare numbers mean anything?
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. The MBI's characters are “non-intelligent” so they don't have any hidden or special meaning.
What is the format of a Medicare number?
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.
What is 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.
How do you write a Medicare number including reference number?
Your Individual Reference Number (IRN or 'Medicare reference number') is the number to the left of your name on the card. When you provide your IRN, ensure that you give the number alongside your name and not the last digit of your Medicare number.
What does BNC number stand for?
Beneficiary Notice CodeThis was a major step forward in protecting the SSN. On the annual COLA notice, we began displaying a Beneficiary Notice Code (BNC). The BNC is an encrypted 13-character alphanumeric code, which is unique to each notice. Employees access a lookup tool to identify the beneficiary and associated records.
How many digits is a Medicare ID?
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.
What is my new Medicare number?
If you don't have an account yet, visit MyMedicare.gov to create one. You can sign in to see your Medicare Number or print an official copy of your card. Call 1-800-MEDICARE (1-800-633-4227). TTY users can call 1-877-486-2048.
How many digits are in Medicare?
The first nine digits of your medicare number should look familiar to you. Most times, they match your social security number. However, there are some cases where it will be the SSN of your spouse, parent or child instead.
Where is my Medicare claim number?
Your Medicare Claim Number is located on your Medicare card underneath the beneficiary name. Providers use this number to provide Medicare covered services. It is also the number you will provide to the Social Security Administration when discussing your Medicare account and terms. The first nine digits of your medicare number should look familiar ...
What does a T in Medicare claim mean?
Medicare Claim Numbers ending in “ T” mean you are eligible for for Medicare Part A, but not for retirement benefits. This could be because you suffer from chronic kidney disease, or have eligibility due to Medicare Qualified Government Employment (MQGE), or the spouse of a MQGE.
What is the Medicare code for primary beneficiary?
Relationships to the Primary Beneficiary Codes. The most common code is code “A”. This simply means you are the primary claimant who has become eligible for Medicare through paying into the Medicare system for over 40 quarters.
What does C1 mean on Medicare?
Suffixes following “C” indicate your relationship to the primary claimant. “C1” means you are the first child, “ C2” means you are the second child and so forth.
Does Medicare Part C appear on your card?
If you have enrolled in Medicare Part C ( Medicare Advantage) or Part D ( prescription drug coverage ), this information will not appear anywhere on your Medicare card, but on a separate membership card that you receive after enrollment.
What is the Medicare code A?
The answer lies in that simple code at the end of your Medicare number. Most Medicare recipients have code A in their Medicare number. That confirms that the person is eligible for Medicare based on his or her own work history.
What is the C category in Medicare?
The C category applies to child Medicare beneficiaries. The youngest child gets code C1, the next youngest gets C2, and so on through C9 and then from CA to CZ. The D category indicates those claiming Medicare based on a deceased spouse solely due to age.
Is Medicare the same as Social Security?
The vast majority of people have a Medicare number that's almost identical to their Social Security number. Because the Social Security Administration already tracks wage information for its own eligibility purposes, it's natural for Medicare to use the same number for Medicare eligibility tracking. However, in some cases, your Medicare number ...
Do newborns get Social Security numbers?
Source: Medicare.gov. When it comes to identification numbers, Medicare numbers don't get much attention. Your Social Security number is something you use throughout your lifetime, as it's used on tax returns, and in building up eligibility for Social Security retirement and disability benefits. Typically, newborns get Social Security numbers ...
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.
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.
