| providerNpi | 10-digit National Provider Identifier used in payer and claim workflows. | 1234567893 | Provider enrollment or organization billing settings. | Not a tenant, workspace, or payer identifier. |
| taxId | Provider or group tax identifier used for billing and payer workflows. | 12-3456789 | Billing configuration or provider enrollment records. | Sensitive value. Do not log it in application traces. |
| payerId | Clearinghouse or payer directory identifier. | 87726 | Payer directory, routing configuration, eligibility or claims setup. | Not the payer display name. |
| patientId | QuickRCM internal patient record ID. | 00000000-0000-4000-8000-000000000002 | Patient creation, patient list, EHR sync, or module response payloads. | Not necessarily the MRN unless explicitly mapped. |
| externalPatientId | Patient identifier from an EHR, PM system, or customer system. | athena-98323 | Customer source system or EHR integration mapping. | Use for source-system reconciliation; do not assume it is globally unique across organizations. |
| claimId | QuickRCM claim record ID. | 00000000-0000-4000-8000-000000000003 | Claim creation, claims list, denial, AR, or payment posting workflows. | Not the payer claim control number unless explicitly mapped. |
| batchId | Batch or grouped workflow identifier returned by bulk operations. | 00000000-0000-4000-8000-000000000004 | Bulk request response or generated processing metadata. | Use for polling or reconciliation when a module exposes batch status. |