Negative-pressure therapy, or vacuum-assisted drainage collection (sometimes abbreviated either VAC or VAD), allows physicians to treat patients with diabetic pressure ulcer or other sores without debriding tissue.
CPT has two codes to describe this treatment:
97605 – Negative-pressure wound therapy (e.g., vacuum-assisted drainage collection), including topical application(s), wound assessment, and instruction(s) for ongoing care, per session; total wound(s) surface area less than or equal to 50 square centimeters 97606 – … total wound(s) surface area greater than 50 [...]
