API Reference

Create a new membership

post
https://ichra-api-staging.hioscar.com:444/ichra-api/v1/memberships/create-membership

Create a net-new enrollment for a member and their dependents. This endpoint is used when onboarding members who do not yet have an existing Oscar contract. All enrollees in the request are treated as additions. A policy holder must be included in the enrollees list.

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Body Params
boolean
required

Indicates the type of enrollment. When true, the enrollment is treated as an ICHRA enrollment. When false, it is treated as a non-ICHRA off-exchange enrollment.

writing_agent
object
servicing_agent
object

Servicing agent information. Unlike BrokerInfo, first_name and last_name are optional.

policy_info
object
required
qle_info
object
employer_info
object

Employer information for ICHRA enrollments.

date-time
required

Timestamp of when the enrollment was signed by the member (ISO 8601 format, e.g. "2026-03-10T09:22:47+00:00").

enrollees
array of objects
required

List of enrollees for the new membership. Must include at least one enrollee with relationship_type "POLICY_HOLDER".

enrollees*
Responses

Updated about 2 months ago

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Updated about 2 months ago