> ## 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.

# organization_extension

Normalized `Organization.extension[]` property on the [Organization](https://hl7.org/fhir/R4/organization.html) FHIR resource.

**Primary Keys:**

* organization\_extension\_id

**Foreign Keys:**

* organization\_id - links to the [organization](/medical-api/handling-data/schema-v100/organization/base) table

<div style={{textAlign: 'right'}}><sub>† Metriport Platform added</sub></div>

| Column                      | Data Type | Description                                            |
| --------------------------- | --------- | ------------------------------------------------------ |
| organization\_extension\_id | varchar   | Unique identifier for the extension row                |
| organization\_id            | varchar   | FK to the parent organization record                   |
| extension\_rank†            | int       | 1-based position of this extension in the source array |
| url                         | varchar   | Extension URL identifying the extension type           |
| valuestring                 | varchar   | String value                                           |
| valueboolean                | bool      | Boolean value                                          |
| valuecode                   | varchar   | Code value                                             |
| valuedatetime               | datetime  | Datetime value                                         |
| valueinteger                | int       | Integer value                                          |
| valuedecimal                | numeric   | Decimal value                                          |
| valuecoding\_code           | varchar   | Coding code value                                      |
| valuecoding\_display        | varchar   | Coding display text                                    |
| valuecoding\_system         | varchar   | Coding system URI                                      |
| valuecodeableconcept\_text  | varchar   | CodeableConcept text                                   |
| valuereference\_reference   | varchar   | Reference value                                        |

**Related Tables:**

**Parent:**

* [organization](/medical-api/handling-data/schema-v100/organization/base)

**Child:**

* [organization\_extension\_vcc\_coding](/medical-api/handling-data/schema-v100/organization/extension_vcc_coding)