---
title: "Search observations"
method: GET
path: "/Observation"
tags: ["Observation"]
---

# Search observations

`GET /Observation`

Searches for `Observation` resources, including measurement-based care
results such as PHQ-9, GAD-7, and MADRS scores stored as discrete data.

## Query parameters

- `_id` string
- `_lastUpdated` string
- `_count` integer
- `_sort` string
- `patient` string
- `category` string
- `code` string
- `date` string

## Response `200`

A searchset Bundle of matching resources.

## Other responses

- `401` — Unauthorized - missing or invalid bearer token.
- `403` — Forbidden - the token lacks the required scope.
- `429` — Too Many Requests - rate limit exceeded.

---

[API](https://skmtc.dev/mdhub/apis/mdhub-api.md) · [All operations](https://skmtc.dev/mdhub/apis/mdhub-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/mdhub/mdhub-api/revisions/ee7fca23d80b/schema)