---
title: "Update location-network billing NPI and participation date for a facility location"
method: PUT
path: "/facilities/{certifyFacilityId}/locations/{tenantGroupLocationId}/networks/{networkId}/npi-par-date"
tags: ["Facility"]
---

# Update location-network billing NPI and participation date for a facility location

`PUT /facilities/{certifyFacilityId}/locations/{tenantGroupLocationId}/networks/{networkId}/npi-par-date`

Updates NPI and/or participation date on TenantGroupLocationNetwork and TenantGroupLocationFacilityNetwork for this facility at the specified location-network. At least one field must be provided.

## Path parameters

- `certifyFacilityId` string, required
- `networkId` string, required
- `tenantGroupLocationId` string, required

## Headers

- `tenant-id` string

## Request body

- UpdateLocationNetworkNpiParDateRequest — Request to update location-network NPI and participation date
  - `npi` string — 10-digit location billing NPI. Omit or null to leave unchanged; empty string clears.
  - `npiParticipationDate` string — NPI participation date (ISO-8601 YYYY-MM-DD). Omit or null to leave unchanged; empty string clears.

## Response `200`

Facility location-network NPI successfully updated

- UpdateFacilityLocationNetworkNpiParDateResponse — Response after updating facility location-network NPI and participation date
  - `tenantGroupLocationId` string — Tenant group location ID
  - `networkId` string — Network ID
  - `tenantGroupLocationNetworkId` string — Updated TenantGroupLocationNetwork ID
  - `tenantGroupLocationFacilityNetworkId` string — Primary updated TenantGroupLocationFacilityNetwork ID
  - `facilityNetworkRowsUpdated` integer — Count of facility-network rows updated at this location-network

## Other responses

- `400` — Invalid request body or missing required parameters
- `404` — Facility, location, or network association not found
- `500` — Internal server error

---

[API](https://skmtc.net/certifyos/apis/certify-api-layer.md) · [All operations](https://skmtc.net/certifyos/apis/certify-api-layer/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/certifyos/certify-api-layer/revisions/563848e0ecc0/schema)