CPT Code 32408: Percutaneous Lung or Mediastinum Core Needle Biopsy

Get a list of the documentation requirements and billing guidelines of CPT code 32408, for accurate code use and billing.

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What is the 32408 CPT code?

Current procedural terminology (CPT) code 32408, describes a core needle biopsy lung or mediastinum, performed percutaneously, including imaging guidance, specifically fluoroscopic and ultrasound guidance.

Percutaneous core needle biopsy is typically performed by a qualified health care professional to help diagnose cancer, infections, or inflammatory disease.

CPT code 32408 documentation requirements

For thorough and accurate documentation of CPT code 32408, the following key elements must be included in the patient's medical record:

Medical necessity or clear indication of the biopsy (e.g., lung mass, solitary pulmonary nodule)
Details of procedure (date, time, preparation, anesthesia, imaging guidance, need type and size, number of passes, anatomical site, complications, and immediate post-biopsy findings, etc.)
Imaging documentation and retention of images
Specimen handling
Post-procedure care instructions

CPT code 32408 billing guidelines

For accurate billing of CPT 32408, the following guidelines must be adhered to:

Includes imaging guidance—do not bill separately for CT or fluoroscopy when performed for the same lesion during the same session.
Use the appropriate modifiers depending on the circumstance. For example, modifier -RT/-LT should be used to specify laterality while modifer 52 if the fine needle aspiration and the core biopsy are performed on the same lesion in the same session using the same type of image guidance.
Report only once per lesion per session.
If multiple lesions are biopsied, use add-on codes if applicable.
Consulted payer-specific guidelines.