How Can I Find Out My NHS Number?

Knowing your NHS number is essential for accessing healthcare services in the UK. Whether you need medical treatment, register with a GP, or book hospital appointments, your NHS number ensures your records are accurately maintained.



This blog will explain what an NHS number is, why it matters, and how to find it if lost. We will also discuss the difference between an NHS number and a National Insurance number, as well as the importance of protecting personal health information to ensure patient safety and confidentiality.

What is a National Health Number?

A National Health Number, commonly known as an NHS number, is a unique 10-digit identifier assigned to every individual registered with the NHS in England, Wales, and the Isle of Man.


Each NHS number is specific to one person and helps healthcare professionals access medical records efficiently. Unlike a hospital or GP registration number, your NHS number stays the same throughout your life.

Unlike GP or hospital numbers, your NHS number

remains the same for life.

Here are some key features of an NHS Number:

  • 10-digit unique identifier assigned at birth or when first registered.


  • Permanent and unchangeable for life.


  • Used for all medical interactions within the NHS.

The NHS number ensures accurate identification and seamless healthcare access.

Why Is Your NHS Number Important?

Your NHS number plays a key role in accessing healthcare smoothly and ensuring patient safety. It helps prevent record mix-ups, minimizing the chances of errors in prescriptions, diagnoses, and treatments.

Here are some benefits of NHS Number:

  • Accurate Records. Ensures that medical history and treatment details are correctly stored.


  • Efficient Care. Helps doctors and nurses access records quickly during emergencies.


  • Patient Safety. Reduces the risk of mistaken identity and incorrect treatments.


  • Appointment Booking. Required for scheduling GP and hospital visits.

Without an NHS number, accessing medical services may be more complicated, requiring additional verification steps.

How to Find Your National Health Number?

You can find your NHS Number using the following methods:

1. Check NHS Documents

  • Look at any letters or emails from the NHS, including hospital appointment letters, prescriptions, or GP registration documents.



  • Your NHS medical card (if issued in the past) may also contain the number.

2. Use the NHS Website

  • Visit the official NHS website.
  • Enter your name, date of birth, and registered email or phone number.
  • You will receive an email with your NHS Number.

3. Check the NHS App

  • If you use the NHS App, log in and go to your profile to find your NHS Number.

4. Ask Your GP

  • Contact your registered GP surgery and request your NHS Number.
  • You may need to verify your identity before they provide it.

If you are not registered with a GP, you will need to register first to get an NHS Number.

Is My NHS Number the Same as My National Insurance Number?

No, your NHS number and National Insurance (NI) number are different. Though the NHS Number and National Insurance (NI) Number are both unique identification numbers used in the UK, they serve different purposes.

Feature NHS Number National Insurance (NI) Number
Purpose Identifies individuals within the NHS for healthcare services. Identifies individuals for tax, social security, and benefits.
Issued By National Health Service (NHS) HM Revenue & Customs (HMRC)
Format 10-digit numeric code (e.g., 485 777 3456) Two letters, six numbers, and a final letter (e.g., AB 12 34 56 C)
Usage Used for medical records, prescriptions, hospital appointments, and GP registration. Used for employment, tax contributions, state pensions, and benefits.
Who Gets It? Every UK resident registered with the NHS. Everyone who works in the UK and pays National Insurance.
Where to Find It? NHS letters, medical records, NHS app, or by contacting the GP. Payslips, tax returns, HMRC letters, or the National Insurance card (older versions).

While both numbers are unique to an individual, the NHS Number is strictly for healthcare, whereas the NI Number is for financial and employment-related matters.

How Do I Check My NHS Number in the UK?

If you are unsure whether you have the correct NHS number, you can verify it through these methods:

1. Online Verification

  • Log in to the NHS App or NHS website to confirm your NHS number.


2. GP or Hospital Records

  • Ask your GP or hospital to confirm the number linked to your medical records.


3. NHS Helpline

  • Call 111 for assistance in finding your NHS number.

Ensuring you have the correct NHS number is crucial for accurate medical records, as incorrect details may lead to administrative issues or medical errors.

What is the Check Digit of the NHS Number?

The NHS number includes a check digit, which is used to validate the number’s accuracy and prevent errors.

The check digit of the NHS number ensures

accuracy and prevents errors in medical records.

Here are the steps to check digit of your NHS Number:

  • The first nine digits of the NHS number are used in a mathematical formula.


  • The last digit (check digit) ensures the number is valid.



  • If the number fails validation, it indicates a possible error.

This system helps prevent incorrect NHS numbers from being recorded, supporting patient safety.

FAQ About the NHS Number

  • What is a National Health ID Number?

    A National Health ID Number, commonly known as an NHS number, is a unique 10-digit identifier assigned to individuals registered with the NHS in the UK.

  • What is my Health ID Number?

    Your Health ID Number is the same as your NHS number, used to identify you in the NHS system and access medical records.

  • How do I find out who my named GP is in the UK?

    You can find out your named GP by checking your GP registration documents, logging into the NHS App, or contacting your GP surgery.

  • How do I find my Medicare or Health Insurance Number?

    If you are looking for a Medicare or health insurance number, check your health insurance card, policy documents, or contact your insurance provider.

  • Can I find my CHI number online?

    In Scotland, the CHI (Community Health Index) number is used instead of the NHS number. You may need to contact your GP or NHS Scotland services to retrieve it.

Looking for reliable respite care? We’re here to provide your loved one with the support they need.

Final Thoughts

Your NHS number is a critical identifier for accessing healthcare in the UK. Whether registering with a GP, booking an appointment, or verifying medical records, knowing your NHS number ensures smooth and safe interactions within the NHS.

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