S20.422
Billable codeBlister (nonthermal) of left back wall of thorax
The ICD-10 code for blister (nonthermal) of left back wall of thorax is S20.422.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- S20.421Blister (nonthermal) of right back wall of thorax
- S20.429Blister (nonthermal) of unspecified back wall of thorax
- S20.422Blister (nonthermal) of left back wall of thorax