---
title: "Check NPDB required fields for a credentialing workflow"
method: GET
path: "/credentialing-workflows/{workflowId}/pipeline-runs/npdb-required-fields-check"
tags: ["CredentialingWorkflow"]
---

# Check NPDB required fields for a credentialing workflow

`GET /credentialing-workflows/{workflowId}/pipeline-runs/npdb-required-fields-check`

Validates that all tenant-configured required fields are present and non-empty on the practitioner OV data. Returns which fields pass and which are missing without triggering the pipeline.

## Path parameters

- `workflowId` string, required

## Headers

- `tenant-id` string, required

## Response `200`

Validation result with missing fields

- NpdbRequiredFieldsCheckResponse — Result of an NPDB required-fields pre-check.
  - `valid` boolean — True when no required fields are missing.
  - `allRequiredFields` string[] — Effective list of configured required-field registry keys, in config order.
  - `missingFields` string[] — Subset of allRequiredFields that are missing on the practitioner OV data.

## Other responses

- `400` — Bad Request - Invalid input (e.g. workflow missing practitioner)
- `401` — Unauthorized - Authentication required
- `403` — Forbidden - User does not have required permissions
- `404` — Not Found - Workflow does not exist
- `500` — Internal Server Error - An unexpected error occurred

---

[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/versions/3d27e9019c7b/schema)