CPT code 80412 represents the technical laboratory component for a corticotropic-releasing hormone (CRH) stimulation panel that includes six cortisol assays and six adrenocorticotropic hormone (ACTH) assays. This code captures a multi-sample endocrine diagnostic procedure used to assess hypothalamic–pituitary–adrenal axis function and is relevant for providers, laboratories, and payers managing complex endocrine testing.

Key national payers in scope include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the code’s clinical context, typical sites of service, and laboratory procedures associated with the panel. The publication summarizes benchmark considerations for reimbursement and utilization, highlights common modifier usage when reported, and explains how this code fits within laboratory billing workflows.

This summary is intended to clarify clinical purpose and billing classification: what the code denotes, why it matters for laboratory diagnostics nationwide, and what stakeholders should expect when encountering CPT code 80412 on claims. Data not available in the input will be noted where applicable elsewhere in the publication.