Getting Patient duplicates on FHIR API

Question

I am getting duplicate Patient records created even though the identifier is set on my request. Here's a gist of my request - https://gist.github.com/amitaibu/0e5573b29db0493aa754311ff0d3f8ca

What could be the root cause for this?

Answer 1

Figured out how to avoid duplicates and documented on SO - https://stackoverflow.com/questions/72472074/avoid-duplicate-patient-on-resource-create/72472714#72472714