S20.42 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.
Related Diagnoses
S20.421Blister (nonthermal) of right back wall of thorax
S20.421ABlister (nonthermal) of right back wall of thorax, initial encounter
S20.421DBlister (nonthermal) of right back wall of thorax, subsequent encounter
S20.421SBlister (nonthermal) of right back wall of thorax, sequela
S20.422Blister (nonthermal) of left back wall of thorax
S20.422ABlister (nonthermal) of left back wall of thorax, initial encounter
S20.422DBlister (nonthermal) of left back wall of thorax, subsequent encounter
S20.422SBlister (nonthermal) of left back wall of thorax, sequela
S20.429Blister (nonthermal) of unspecified back wall of thorax
S20.429ABlister (nonthermal) of unspecified back wall of thorax, initial encounter
S20.429DBlister (nonthermal) of unspecified back wall of thorax, subsequent encounter
S20.429SBlister (nonthermal) of unspecified back wall of thorax, sequela