Important: ECOS Access Changes for TTSH and NCID Users
21 August 2025
TTSH and NCID users must avoid logging into ECOS from 21 August 7pm to 22 August 5am. From 22 August, use your new NHG Health email to access ECOS.
This article has been migrated from an earlier version of the site and may display formatting inconsistencies.
Please note that there will be ECOS access changes to TTSH and NCID users due to OneNHG Email Domain Change.
From 22 August 2025, you can no longer access your existing ECOS studies using your (old) ECOS user account.
Our ECOS system vendor will be migrating your ECOS user accounts to the new @nhghealth.com.sg domain. This transit will happen tonight.
From 21 August 7pm (tonight) till 22 August 5am - please avoid login to ECOS to ensure a smooth transition.
On 22 August 2025 (tomorrow), you may access ECOS using your (new) NHG Health email.
All user roles and access permissions will remain unchanged
Verify that you can access all your assigned studies and tasks
Report any access issues to ECOS Support at synapxe.ecossupport@synapxe.sg (opens in new tab)
We truly appreciate the understanding and help from you to work through this transit.
We acknowledge there will be inconveniences and if there are other areas we can support, please let us know at nhggroup.ohrpp@nhghealth.com.sg (opens in new tab)