You will need to bring along:

You will need to visit one of the Weqaya screening centres to complete your registration in Thiqa. Make sure you carry the following documents.

Original family book
Original passport of each member
Passport size photo of each member, not required for infants/newborns
Valid Emirates ID of each individual

Weqaya screening centres:

The Health Authority—Abu Dhabi (HAAD) brings you Weqaya, a network of screening centres where you can enroll for your Thiqa membership. For a complete list of Weqaya screening centres, please visit weqaya.haad.ae

Download Thiqa forms and guides FIND A Weqaya screening Centre