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# Fetch an existing availity check for the provided query data

POST https://api.joincandidhealth.com/api/eligibility/v2/existing-checks
Content-Type: application/json

Reference: https://docs.joincandidhealth.com/api-reference/eligibility/v-2/find-availity-eligibility-results

## Authentication

- OAuth2 — send the obtained token as `Authorization: Bearer <token>`

## Servers

- `https://api.joincandidhealth.com` (Production, default)
- `https://api-staging.joincandidhealth.com` (Staging)
- `https://sandbox-api.joincandidhealth.com` (CandidSandbox)
- `https://staging-api.joincandidhealth.com` (CandidStaging)
- `http://localhost:5050` (Local)

## Request

### Body (application/json)

This endpoint expects a FindAvailityEligibilityResultsRequest.

- `member_id` (string, required)
- `payer_id` (string, required)
- `date_of_service` (datetime, required)
- `provider_npi` (string, required)

## Response

### 200

- `results` (list of AvailityEligibilityResult, required)

## Types

### AvailityEligibilityResult

- `id` (string, required)
- `dateOfService` (datetime, required)
- `payerId` (string, required)
- `providerNPI` (string, required)
- `status` (enum, required) — enum to represent the status of a patient's coverage
  - Allowed values: `ACTIVE`, `INACTIVE`, `UNKNOWN`
- `dependent` (string, optional)

## Examples

**Request**

```json
{
  "member_id": "member_id",
  "payer_id": "payer_id",
  "date_of_service": "2024-01-15T09:30:00Z",
  "provider_npi": "provider_npi"
}
```

**Response**

```json
{
  "results": [
    {
      "id": "id",
      "dateOfService": "2024-01-15T09:30:00Z",
      "payerId": "payerId",
      "providerNPI": "providerNPI",
      "status": "ACTIVE",
      "dependent": "dependent"
    },
    {
      "id": "id",
      "dateOfService": "2024-01-15T09:30:00Z",
      "payerId": "payerId",
      "providerNPI": "providerNPI",
      "status": "ACTIVE",
      "dependent": "dependent"
    }
  ]
}
```

**SDK Code**

```python
import requests

url = "https://api.joincandidhealth.com/api/eligibility/v2/existing-checks"

payload = {
    "member_id": "member_id",
    "payer_id": "payer_id",
    "date_of_service": "2024-01-15T09:30:00Z",
    "provider_npi": "provider_npi"
}
headers = {
    "Authorization": "<token>.",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.joincandidhealth.com/api/eligibility/v2/existing-checks';
const options = {
  method: 'POST',
  headers: {Authorization: '<token>.', 'Content-Type': 'application/json'},
  body: '{"member_id":"member_id","payer_id":"payer_id","date_of_service":"2024-01-15T09:30:00Z","provider_npi":"provider_npi"}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.joincandidhealth.com/api/eligibility/v2/existing-checks"

	payload := strings.NewReader("{\n  \"member_id\": \"member_id\",\n  \"payer_id\": \"payer_id\",\n  \"date_of_service\": \"2024-01-15T09:30:00Z\",\n  \"provider_npi\": \"provider_npi\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<token>.")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.joincandidhealth.com/api/eligibility/v2/existing-checks")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<token>.'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"member_id\": \"member_id\",\n  \"payer_id\": \"payer_id\",\n  \"date_of_service\": \"2024-01-15T09:30:00Z\",\n  \"provider_npi\": \"provider_npi\"\n}"

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api.joincandidhealth.com/api/eligibility/v2/existing-checks")
  .header("Authorization", "<token>.")
  .header("Content-Type", "application/json")
  .body("{\n  \"member_id\": \"member_id\",\n  \"payer_id\": \"payer_id\",\n  \"date_of_service\": \"2024-01-15T09:30:00Z\",\n  \"provider_npi\": \"provider_npi\"\n}")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.joincandidhealth.com/api/eligibility/v2/existing-checks', [
  'body' => '{
  "member_id": "member_id",
  "payer_id": "payer_id",
  "date_of_service": "2024-01-15T09:30:00Z",
  "provider_npi": "provider_npi"
}',
  'headers' => [
    'Authorization' => '<token>.',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.joincandidhealth.com/api/eligibility/v2/existing-checks");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "<token>.");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"member_id\": \"member_id\",\n  \"payer_id\": \"payer_id\",\n  \"date_of_service\": \"2024-01-15T09:30:00Z\",\n  \"provider_npi\": \"provider_npi\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "<token>.",
  "Content-Type": "application/json"
]
let parameters = [
  "member_id": "member_id",
  "payer_id": "payer_id",
  "date_of_service": "2024-01-15T09:30:00Z",
  "provider_npi": "provider_npi"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.joincandidhealth.com/api/eligibility/v2/existing-checks")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```