What is 11 digit Medicare number?

Asked by: Prof. Murray Rowe MD  |  Last update: November 14, 2025
Score: 4.5/5 (52 votes)

The 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.

How do I find my 11 digit Medicare number?

Sign in to your MyMedicare.gov account. 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).

Is Medicare number 10 or 11 digits?

Identifiers that may be represented in this namespace include the 11 digit Individual Medicare Card Number and the 10 digit Medicare Card Number.

What is the 11 character number that replaced Social Security numbers on Medicare insurance cards referred to as?

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 many digits is a Medicare ID number?

The Medicare number is a unique 11-character combination of letters and numbers. It is also known as the Medicare Beneficiary Identifier (MBI).

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How to look up a Medicare ID number?

Medicare Beneficiary Identifier (MBI) Lookup Tool
  1. Once logged into eServices, click on the MBI LOOKUP tab located in the header of the portal.
  2. Complete the required* fields: Beneficiary's Last Name. First Name. Date of Birth. ...
  3. To meet our CAPTCHA requirements, you must select the I'M NOT A ROBOT checkbox.
  4. Click SUBMIT INQUIRY.

How many digits is a medical ID number?

The card contains a 14-digit ID number and is used just like a plastic BIC.

What is the format of the old Medicare number?

The old number was comprised of your social security number followed by a letter, such as “A”; the new number is a random series of numbers and capital letters.

Why did Medicare stop using social security numbers?

“The goal of the initiative to remove Social Security numbers from Medicare cards is to help prevent fraud, combat identify theft, and safeguard taxpayer dollars,” said CMS Administrator Seema Verma.

What is traditional Medicare number?

1-800-MEDICARE | CMS.

What is place of service 11 Medicare?

11 Office Location, other than a hospital, skilled nursing facility (SNF), military treatment facility, community health center, State or local public health clinic, or intermediate care facility (ICF), where the health professional routinely provides health examinations, diagnosis, and treatment of illness or injury ...

How many Medicare numbers are there?

The Centers for Medicare & Medicaid Services (CMS) released the latest enrollment figures for Medicare on January 5th. As of March 2023, 65,748,297 people are enrolled in Medicare, an increase of almost 100,000 since the last report in September.

What are the 6 things Medicare doesn't cover?

Some of the items and services Medicare doesn't cover include:
  • Eye exams (for prescription eyeglasses)
  • Long-term care.
  • Cosmetic surgery.
  • Massage therapy.
  • Routine physical exams.
  • Hearing aids and exams for fitting them.

How do you qualify for $144 back from Medicare?

To be eligible for the Medicare Part B Giveback Benefit, you must:
  1. Be enrolled Original Medicare (Parts A and B)
  2. Pay your own Part B premium.
  3. Live in the service area of a plan that offers a Part B giveback.

Is the Medicare number the same as Social Security?

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.

What is the 11 digit Medicare number?

The 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.

How to look up new Medicare ID numbers?

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.

How many digits is a Medicare provider number?

This identifier is a six-digit number. The first two digits specify the state in which the provider is located, and the last four digits indicate the type of facility. For ambulatory surgery centers, the MPN is 10 digits — with the first two digits representing the state where the surgery center is located.

How can I find out my Medicare number without my card?

I lost my Medicare card/it was stolen

If you are unable to locate your Medicare card, you can sign in to your MyMedicare.gov account to find your Medicare number, print an official copy of your card, or request a replacement.

Where do I find my Medicare identification number?

To find your Medicare number, sign in to your Social Security account and view your benefit verification letter.

Can I view my Medicare account online?

MyMedicare.gov is a free, secure online service that's available to help people with Medicare access their personal Medicare-related information 24 hours a day, every day. Medicare will automatically mail instructions and a password to people who are new to Medicare.

What does medical ID look like?

A medical identification (ID) is a piece of jewelry that has a medical symbol and states a health condition (Pictures 1, 2 and 3). It can be a bracelet, necklace or sports band. Some people tattoo the information on their wrists or body.