# Introduction - Carequality Healthcare Directory ImplementationGuide v1.13.0

* [**Table of Contents**](toc.md)
* **Introduction**

## Introduction

| | |
| :--- | :--- |
| *Official URL*:https://sequoiaproject.org/fhir/cq/ImplementationGuide/sequoia.fhir.us.cq | *Version*:1.13.0 |
| Active as of 2026-04-07 | *Computable Name*:CarequalityHealthcareDirectoryImplementationGuide |

### Overview

This IG and other Sequoia FHIR R4 implementation guides (IGs) are based on [US Core 6.1.0](https://hl7.org/fhir/us/core/STU6.1/), and uses the same [conformance General Requirements guidance](https://hl7.org/fhir/us/core/STU6.1/general-requirements.html) as that IG, including the definition of [Must Support](https://hl7.org/fhir/us/core/STU6.1/must-support.html).

### Authors

| | |
| :--- | :--- |
| Carequality | [http://carequality.org](http://carequality.org) |



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    },
    {
      "code" : "path-pages",
      "value" : "input/images"
    },
    {
      "code" : "path-tx-cache",
      "value" : "input-cache/txcache"
    }]
  }
}

```
