List claims
curl --request GET \
--url https://api.usecobalt.com/v1/claims \
--header 'access_token: <api-key>' \
--header 'client_id: <api-key>' \
--header 'client_secret: <api-key>'import requests
url = "https://api.usecobalt.com/v1/claims"
headers = {
"client_id": "<api-key>",
"client_secret": "<api-key>",
"access_token": "<api-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {client_id: '<api-key>', client_secret: '<api-key>', access_token: '<api-key>'}
};
fetch('https://api.usecobalt.com/v1/claims', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.usecobalt.com/v1/claims",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"access_token: <api-key>",
"client_id: <api-key>",
"client_secret: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.usecobalt.com/v1/claims"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("client_id", "<api-key>")
req.Header.Add("client_secret", "<api-key>")
req.Header.Add("access_token", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.usecobalt.com/v1/claims")
.header("client_id", "<api-key>")
.header("client_secret", "<api-key>")
.header("access_token", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.usecobalt.com/v1/claims")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["client_id"] = '<api-key>'
request["client_secret"] = '<api-key>'
request["access_token"] = '<api-key>'
response = http.request(request)
puts response.read_body{
"success": true,
"claims": [
{
"id": "<string>",
"emr_claim_id": "<string>",
"emr_appointment_id": "<string>",
"service_date": "2023-12-25",
"claim_date": "2023-12-25",
"claim_status": "<string>",
"claim_status_description": "<string>",
"claim_type": "<string>",
"void_flag": true,
"emr_patient_id": "<string>",
"patient_name": "<string>",
"emr_provider_id": "<string>",
"provider_name": "<string>",
"total_charge": "<string>",
"total_payment": "<string>",
"net_payment": "<string>",
"balance": "<string>",
"net_adjustment": "<string>",
"patient_responsibility": "<string>",
"insurances": [
{
"insurance_id": "<string>",
"insurance_name": "<string>",
"insurance_type": "<string>",
"claim_indicator": "<string>",
"claim_indicator_description": "<string>",
"sequence_number": "<string>",
"subscriber_name": "<string>",
"subscriber_number": "<string>",
"subscriber_dob": "2023-12-25",
"subscriber_relation": "<string>",
"group_name": "<string>",
"group_number": "<string>",
"provider_number": "<string>",
"payment_source": "<string>",
"assign_benefits": "<string>",
"insurance_address_1": "<string>",
"insurance_address_2": "<string>",
"insurance_city": "<string>",
"insurance_state": "<string>",
"insurance_zip": "<string>",
"medicaid_id": "<string>",
"ins_id": "<string>",
"billing_order": "<string>",
"payer_name": "<string>",
"start_date": "2023-12-25",
"end_date": "2023-12-25",
"current": true,
"is_primary": true
}
],
"balances": {
"invoice_amount": "<string>",
"total_payment": "<string>",
"net_payment": "<string>",
"balance": "<string>",
"patient_balance": "<string>",
"patient_payment": "<string>",
"patient_responsibility": "<string>",
"total_charge": 123,
"adjusted_amount": 123,
"on_plan": "<string>"
},
"icd_codes": [
{
"code": "<string>",
"description": "<string>",
"icd_version": "<string>",
"primary": "<string>",
"specify": "<string>",
"notes": "<string>"
}
],
"void_claim": {
"void_to_claim_id": "<string>",
"void_from_claim_id": "<string>",
"copy_to_claim_id": "<string>",
"copy_from_claim_id": "<string>"
},
"submission_history": {
"created_by": "<string>",
"entries": [
{}
],
"auto_claim_data": {
"isUserInactive": "<string>",
"schedulerJobId": "<string>",
"isClaimCreatedByJob": "<string>"
}
},
"billing_activity_log": [
{
"date": "<string>",
"action": "<string>",
"category": "<string>",
"notes": "<string>",
"user_name": "<string>",
"service_id": "<string>",
"claimId": "<string>",
"postingDate": "<string>",
"batch": "<string>",
"paymentId": "<string>",
"payer": "<string>",
"flag835": "<string>",
"eobDate": "<string>",
"accntgDate": "<string>",
"amount": "<string>",
"balance": "<string>",
"adjustment": "<string>",
"user": "<string>"
}
],
"billing_notes": "<string>",
"synced_at": "2023-11-07T05:31:56Z",
"created_at": "2023-11-07T05:31:56Z",
"updated_at": "2023-11-07T05:31:56Z",
"progress_note": "<string>",
"line_items": [
{
"id": "<string>",
"line_number": 123,
"cpt_code": "<string>",
"description": "<string>",
"modifiers": [
"<string>"
],
"units": 123,
"billed_amount": "<string>",
"allowed_amount": "<string>",
"billed_unit_fee": "<string>",
"icd_pointers": [
"<string>"
],
"place_of_service": "<string>",
"type_of_service": "<string>",
"service_date_start": "2023-12-25",
"service_date_end": "2023-12-25",
"rendering_provider_npi": "<string>",
"ordering_provider_npi": "<string>",
"referring_provider_npi": "<string>"
}
],
"payments": [
{
"id": "<string>",
"emr_payment_id": "<string>",
"emr_payment_detail_id": "<string>",
"check_number": "<string>",
"payment_date": "2023-12-25",
"amount": "<string>",
"payment_type": "<string>",
"payer_name": "<string>",
"payer_id": "<string>",
"payer_type": "<string>",
"adjustment": "<string>",
"deductible": "<string>",
"coinsurance": "<string>",
"allowed": "<string>",
"member_balance": "<string>",
"withheld": "<string>",
"era_claim_status": "<string>",
"era_claim_status_code": "<string>",
"era_filing_indicator": "<string>",
"era_service_lines": "<unknown>",
"era_payer_name": "<string>",
"era_check_amount": "<string>",
"era_reference_id": "<string>",
"era_payer_claim_id": "<string>",
"era_adjustment_codes": [
{}
]
}
]
}
],
"pagination": {
"page": 123,
"page_size": 123,
"total_count": 123,
"total_pages": 123
}
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}Claims
Get Claims
Returns paginated claims with line items, payments, insurance details, and billing activity for a given date range.
GET
/
claims
List claims
curl --request GET \
--url https://api.usecobalt.com/v1/claims \
--header 'access_token: <api-key>' \
--header 'client_id: <api-key>' \
--header 'client_secret: <api-key>'import requests
url = "https://api.usecobalt.com/v1/claims"
headers = {
"client_id": "<api-key>",
"client_secret": "<api-key>",
"access_token": "<api-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {client_id: '<api-key>', client_secret: '<api-key>', access_token: '<api-key>'}
};
fetch('https://api.usecobalt.com/v1/claims', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.usecobalt.com/v1/claims",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"access_token: <api-key>",
"client_id: <api-key>",
"client_secret: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.usecobalt.com/v1/claims"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("client_id", "<api-key>")
req.Header.Add("client_secret", "<api-key>")
req.Header.Add("access_token", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.usecobalt.com/v1/claims")
.header("client_id", "<api-key>")
.header("client_secret", "<api-key>")
.header("access_token", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.usecobalt.com/v1/claims")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["client_id"] = '<api-key>'
request["client_secret"] = '<api-key>'
request["access_token"] = '<api-key>'
response = http.request(request)
puts response.read_body{
"success": true,
"claims": [
{
"id": "<string>",
"emr_claim_id": "<string>",
"emr_appointment_id": "<string>",
"service_date": "2023-12-25",
"claim_date": "2023-12-25",
"claim_status": "<string>",
"claim_status_description": "<string>",
"claim_type": "<string>",
"void_flag": true,
"emr_patient_id": "<string>",
"patient_name": "<string>",
"emr_provider_id": "<string>",
"provider_name": "<string>",
"total_charge": "<string>",
"total_payment": "<string>",
"net_payment": "<string>",
"balance": "<string>",
"net_adjustment": "<string>",
"patient_responsibility": "<string>",
"insurances": [
{
"insurance_id": "<string>",
"insurance_name": "<string>",
"insurance_type": "<string>",
"claim_indicator": "<string>",
"claim_indicator_description": "<string>",
"sequence_number": "<string>",
"subscriber_name": "<string>",
"subscriber_number": "<string>",
"subscriber_dob": "2023-12-25",
"subscriber_relation": "<string>",
"group_name": "<string>",
"group_number": "<string>",
"provider_number": "<string>",
"payment_source": "<string>",
"assign_benefits": "<string>",
"insurance_address_1": "<string>",
"insurance_address_2": "<string>",
"insurance_city": "<string>",
"insurance_state": "<string>",
"insurance_zip": "<string>",
"medicaid_id": "<string>",
"ins_id": "<string>",
"billing_order": "<string>",
"payer_name": "<string>",
"start_date": "2023-12-25",
"end_date": "2023-12-25",
"current": true,
"is_primary": true
}
],
"balances": {
"invoice_amount": "<string>",
"total_payment": "<string>",
"net_payment": "<string>",
"balance": "<string>",
"patient_balance": "<string>",
"patient_payment": "<string>",
"patient_responsibility": "<string>",
"total_charge": 123,
"adjusted_amount": 123,
"on_plan": "<string>"
},
"icd_codes": [
{
"code": "<string>",
"description": "<string>",
"icd_version": "<string>",
"primary": "<string>",
"specify": "<string>",
"notes": "<string>"
}
],
"void_claim": {
"void_to_claim_id": "<string>",
"void_from_claim_id": "<string>",
"copy_to_claim_id": "<string>",
"copy_from_claim_id": "<string>"
},
"submission_history": {
"created_by": "<string>",
"entries": [
{}
],
"auto_claim_data": {
"isUserInactive": "<string>",
"schedulerJobId": "<string>",
"isClaimCreatedByJob": "<string>"
}
},
"billing_activity_log": [
{
"date": "<string>",
"action": "<string>",
"category": "<string>",
"notes": "<string>",
"user_name": "<string>",
"service_id": "<string>",
"claimId": "<string>",
"postingDate": "<string>",
"batch": "<string>",
"paymentId": "<string>",
"payer": "<string>",
"flag835": "<string>",
"eobDate": "<string>",
"accntgDate": "<string>",
"amount": "<string>",
"balance": "<string>",
"adjustment": "<string>",
"user": "<string>"
}
],
"billing_notes": "<string>",
"synced_at": "2023-11-07T05:31:56Z",
"created_at": "2023-11-07T05:31:56Z",
"updated_at": "2023-11-07T05:31:56Z",
"progress_note": "<string>",
"line_items": [
{
"id": "<string>",
"line_number": 123,
"cpt_code": "<string>",
"description": "<string>",
"modifiers": [
"<string>"
],
"units": 123,
"billed_amount": "<string>",
"allowed_amount": "<string>",
"billed_unit_fee": "<string>",
"icd_pointers": [
"<string>"
],
"place_of_service": "<string>",
"type_of_service": "<string>",
"service_date_start": "2023-12-25",
"service_date_end": "2023-12-25",
"rendering_provider_npi": "<string>",
"ordering_provider_npi": "<string>",
"referring_provider_npi": "<string>"
}
],
"payments": [
{
"id": "<string>",
"emr_payment_id": "<string>",
"emr_payment_detail_id": "<string>",
"check_number": "<string>",
"payment_date": "2023-12-25",
"amount": "<string>",
"payment_type": "<string>",
"payer_name": "<string>",
"payer_id": "<string>",
"payer_type": "<string>",
"adjustment": "<string>",
"deductible": "<string>",
"coinsurance": "<string>",
"allowed": "<string>",
"member_balance": "<string>",
"withheld": "<string>",
"era_claim_status": "<string>",
"era_claim_status_code": "<string>",
"era_filing_indicator": "<string>",
"era_service_lines": "<unknown>",
"era_payer_name": "<string>",
"era_check_amount": "<string>",
"era_reference_id": "<string>",
"era_payer_claim_id": "<string>",
"era_adjustment_codes": [
{}
]
}
]
}
],
"pagination": {
"page": 123,
"page_size": 123,
"total_count": 123,
"total_pages": 123
}
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}{
"success": false,
"message": "<string>"
}Example Request
curl -X GET https://api.usecobalt.com/v1/claims \
-H 'Content-Type: application/json' \
-H 'client_id: ci_live_198908HJDKJSH98789OHKJL' \
-H 'client_secret: cs_live_9827hofdsklOYYHJLJh' \
-H 'access_token: 493JKLHIU98789hLKH9HHJH' \
-G \
--data-urlencode "start_date=2025-08-01" \
--data-urlencode "end_date=2025-09-01"
Example Response
{
"success": true,
"claims": [
{
"id": "a1b2c3d4e5f6789012345678abcdef90",
"emr_claim_id": "100234",
"emr_appointment_id": "500100",
"service_date": "2025-08-01",
"claim_date": "2025-08-08",
"claim_status": "48CL",
"claim_status_description": "Closed (48-hour rule)",
"claim_type": "0",
"void_flag": false,
"emr_patient_id": "40210",
"patient_name": "DOE, JANE, M",
"emr_provider_id": "10052",
"provider_name": "Smith, Robert",
"total_charge": "350.00",
"total_payment": "280.00",
"net_payment": "280.00",
"balance": "20.00",
"net_adjustment": "50.00",
"patient_responsibility": "20.00",
"insurances": [
{
"insurance_id": "101",
"insurance_name": "Blue Cross Blue Shield",
"insurance_type": "C1",
"claim_indicator": "P",
"claim_indicator_description": "Primary",
"sequence_number": "1",
"subscriber_name": "DOE, JANE, M",
"subscriber_number": "XYZ123456789",
"subscriber_dob": "1975-06-15",
"subscriber_relation": "1",
"group_name": "ACME CORP",
"group_number": "GRP-98765",
"provider_number": "BCBS1",
"payment_source": "16",
"assign_benefits": "Y",
"insurance_address_1": "PO BOX 12345",
"insurance_address_2": "",
"insurance_city": "CHICAGO",
"insurance_state": "IL",
"insurance_zip": "60601",
"medicaid_id": ""
},
{
"insurance_id": "202",
"insurance_name": "Medicare Part B",
"insurance_type": "C1",
"claim_indicator": "S",
"claim_indicator_description": "Secondary",
"sequence_number": "2",
"subscriber_name": "DOE, JANE, M",
"subscriber_number": "1EG4TE5MK72",
"subscriber_dob": "1975-06-15",
"subscriber_relation": "1",
"group_name": "",
"group_number": "",
"provider_number": "MED01",
"payment_source": "MB",
"assign_benefits": "Y",
"insurance_address_1": "CMS CLAIMS",
"insurance_address_2": "PO BOX 5678",
"insurance_city": "BALTIMORE",
"insurance_state": "MD",
"insurance_zip": "21244",
"medicaid_id": ""
}
],
"balances": {
"invoice_amount": "350.00",
"total_payment": "280.00",
"net_payment": "280.00",
"balance": "20.00",
"patient_balance": "20.00",
"patient_payment": "0.00",
"patient_responsibility": "20.00",
"on_plan": "false"
},
"icd_codes": ["M54.5", "Z96.641"],
"void_claim": {
"void_to_claim_id": "-1",
"void_from_claim_id": "-1",
"copy_to_claim_id": "-1",
"copy_from_claim_id": "-1"
},
"submission_history": {
"created_by": "Johnson, Sarah",
"entries": [],
"auto_claim_data": {
"isUserInactive": "false",
"schedulerJobId": "-1",
"isClaimCreatedByJob": "false"
}
},
"billing_activity_log": [
{
"date": "2025-08-19 14:57:00",
"action": "Modified",
"category": "Claim Status",
"notes": "Changed From: Pending With Errors to Closed Zero Balance",
"user_name": "Sarah Johnson (sjohnson)"
},
{
"date": "2025-08-08 15:40:40",
"action": "Created",
"category": "Insurance",
"notes": "Created Insurance [P] [Id: 101] Blue Cross Blue Shield",
"user_name": "Sarah Johnson (sjohnson)"
},
{
"date": "2025-08-08 15:40:00",
"action": "Modified",
"category": "Claim Status",
"notes": "Changed From: to Pending",
"user_name": "Sarah Johnson (sjohnson)"
}
],
"billing_notes": "Eligibility verified 2025-08-01: Primary active, deductible met, copay $20. Secondary Medicare active.",
"line_items": [
{
"id": "f1e2d3c4b5a6789012345678",
"line_number": 1,
"cpt_code": "99213",
"description": "Office visit, established patient",
"modifiers": ["25"],
"units": 1,
"billed_amount": 150.00,
"allowed_amount": 120.00,
"billed_unit_fee": 150.00,
"icd_pointers": ["1", "2"],
"place_of_service": "11",
"type_of_service": null,
"service_date_start": "2025-08-01",
"service_date_end": "2025-08-01",
"rendering_provider_npi": "1234567890",
"ordering_provider_npi": null,
"referring_provider_npi": null
},
{
"id": "a9b8c7d6e5f4321098765432",
"line_number": 2,
"cpt_code": "20610",
"description": "Arthrocentesis, major joint",
"modifiers": [],
"units": 1,
"billed_amount": 200.00,
"allowed_amount": 160.00,
"billed_unit_fee": 200.00,
"icd_pointers": ["1"],
"place_of_service": "11",
"type_of_service": null,
"service_date_start": "2025-08-01",
"service_date_end": "2025-08-01",
"rendering_provider_npi": "1234567890",
"ordering_provider_npi": null,
"referring_provider_npi": null
}
],
"payments": [
{
"id": "d4c3b2a1f6e5789012345678",
"emr_payment_id": "55001",
"check_number": "EFT-20250825-001",
"payment_date": "2025-08-25",
"amount": 280.00,
"payment_type": "Insurance",
"payer_name": "Blue Cross Blue Shield",
"payer_type": "Insurance",
"adjustment": 50.00,
"deductible": 0.00,
"coinsurance": 20.00,
"allowed": 280.00,
"member_balance": 20.00,
"withheld": 0.00,
"era_claim_status": "Processed as Primary",
"era_claim_status_code": "1",
"era_payer_name": "Blue Cross Blue Shield",
"era_check_amount": 280.00,
"era_adjustment_codes": null
}
],
"synced_at": "2025-08-31T04:40:00.002Z",
"created_at": "2025-08-31T04:40:00.002Z",
"updated_at": "2025-08-31T04:40:00.002Z"
}
],
"pagination": {
"page": 1,
"page_size": 100,
"total_count": 45,
"total_pages": 1
}
}
Authorizations
Query Parameters
Start of the claim service-date range (ISO 8601, YYYY-MM-DD).
Example:
"2026-03-15"
End of the claim service-date range (ISO 8601, YYYY-MM-DD).
Example:
"2026-03-20"
Filter by patient Medical Record Number.
Example:
"12345"
Filter by claim status.
Example:
"submitted"
Page number.
Required range:
x >= 1Items per page (max 1000).
Required range:
1 <= x <= 1000