How the Indicator Methodology Assurance Service (IMAS) can help you

Health and social care indicators are evidence-based measures. NHS Digital’s IMAS provides support to anyone who wishes to develop an indicator, get an indicator reviewed or have their indicator assured.

Advice and guidance

If you would like support to develop an indicator, complete and return the form below to: indicator.assurance@nhs.net.

We will contact you within 5 working days.


Advice form [doc, size: 43.9 kB]

Add your indicator to the library

To request that your indicator is added to the library, complete and return the summary form below to: indicator.assurance@nhs.net.

The details of your indicator will be reviewed. We will contact you within 5 working days.


Summary form [doc, size: 45.1 kB]

Apply to have your indicator assured

Benefits of having your indicator assured

  • users can be sure your indicator is trustworthy having been through rigorous scrutiny by health and social care experts
  • you will receive feedback and input from health and social care experts  
  • there will be a transparent record of the assurance process

How to get your indicator assured
To request that your indicator is assured, complete and return the form below to: indicator.assurance@nhs.net.

We will contact you within 5 working days. Your application will be assessed on:

  • clarity
  • rationale
  • data
  • construction
  • interpretation
  • risks and usefulness

Application form [doc, size: 117.9 kB]
Application guidance [doc, size: 123.5 kB]