Setting up azure fhir api
Go to newly created ‘Azure Health Data Services’ and create FHIR service
Register an application to access FHIR service
1. create an app in azure default directory, go to app registration
a. 
b. Go to api permission menu, select azure healthcare api
c. Add these permissions
d. Add redirect uri for desktop app, https://www.getpostman.com/oauth2/callback
e. 
f. 
g. Set credential secret value
aGx8Q~o_VBw0LEEOTIhgMJg_DhyBSvgG.oHeDa7v
Assign ‘Fhir data contributor’ role to fhir service
Select client app as data member
Get authentication token from postman
https://learn.microsoft.com/en-us/azure/healthcare-apis/fhir/use-postman
2. POST request, put url as https://login.microsoftonline.com/{{tenant-id}}/oauth2/token
Tenant-id - 96ed66a8-49bd-4927-a491-585257ffe6e8
3. Go to Authorization tab,
a. Auth type- Oauth 2.0
b. Callback url- https://www.getpostman.com/oauth2/callback
c. Auth url - https://login.microsoftonline.com/{{tenantid}}/oauth2/?resource={{Audience}}
Audience: https://nageshssnowflakepoc-demo.fhir.azurehealthcareapis.com
d. Access Token url: https://login.microsoftonline.com/96ed66a8-49bd-4927-a491-585257ffe6e8/oauth2/token
4. In body tab, resource below is fhir url which is audience url from Authentication menu of fhir service
5. For client id in above step,
6. 
List Patient in Postman
1. https://nageshssnowflakepoc-demo.fhir.azurehealthcareapis.com/Patient
2. And put bearer token in authorization tab
Get Patient By Id
1. {{fhirurl}}/Patient/_search?_id=19ead387-213b-4f97-b885-5576ac3176c6
2. And put bearer token in authorization tab
