> ## 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.

# observation_interpretation_coding

Normalized `Observation.interpretation[].coding[]` property on the [Observation](https://hl7.org/fhir/R4/observation.html) FHIR resource.

**Primary Keys:**

* observation\_interpretation\_coding\_id

**Foreign Keys:**

* observation\_interpretation\_id - links to the [observation interpretation](/medical-api/handling-data/schema-v100/observation/interpretation) table

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

| Column                                  | Data Type | Description               |
| --------------------------------------- | --------- | ------------------------- |
| observation\_interpretation\_coding\_id | varchar   | Unique identifier         |
| observation\_interpretation\_id         | varchar   | Parent interpretation row |
| code\_rank†                             | int       | 1-based index             |
| code                                    | varchar   | Code value                |
| display                                 | varchar   | Display                   |
| system                                  | varchar   | Code system URI           |

**Related Tables:**

**Parent:**

* [observation\_interpretation](/medical-api/handling-data/schema-v100/observation/interpretation)