> ## Documentation Index
> Fetch the complete documentation index at: https://docs.metriport.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ContactPoint

> Base StructureDefinition for ContactPoint Type: Details for all kinds of technology mediated contact points for a person or organization, including telephone, email, etc.

## Properties

| Name      | Required | Type                                                   | Description                                                       |
| --------- | -------- | ------------------------------------------------------ | ----------------------------------------------------------------- |
| id        | No       | string                                                 | Unique id for inter-element referencing                           |
| extension | No       | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations                     |
| system    | No       | code                                                   | phone / fax / email / pager / url / sms / other                   |
| value     | No       | string                                                 | The actual contact point details                                  |
| use       | No       | code                                                   | home / work / temp / old / mobile - purpose of this contact point |
| rank      | No       | positiveInt                                            | Specify preferred order of use (1 = highest)                      |
| period    | No       | [Period](/medical-api/fhir/data-types/period)          | Time period when the contact point was/is in use                  |