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ICD-10-CM Current in FY 2027

S90.425A

Blister (nonthermal), left lesser toe(s), initial encounter

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where S90.425A sits in the official hierarchy. Each level is the code it is classified under.

  1. S90 Superficial injury of ankle, foot and toes
  2. S90.4 Other superficial injuries of toe
  3. S90.42 Blister (nonthermal) of toe
  4. S90.425 Parent Blister (nonthermal), left lesser toe(s)
  5. S90.425A This code Blister (nonthermal), left lesser toe(s), initial encounter

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

7th Character

The appropriate 7th character is to be added to each code from category S90

Inherited from S90 — Superficial injury of ankle, foot and toes

7th Character

A - initial encounter

Inherited from S90 — Superficial injury of ankle, foot and toes

7th Character

D - subsequent encounter

Inherited from S90 — Superficial injury of ankle, foot and toes

7th Character

S - sequela

Inherited from S90 — Superficial injury of ankle, foot and toes

Version History

How S90.425A appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Blister (nonthermal), left lesser toe(s), initial encounter

  2. FY 2026 Effective

    Unchanged

    Blister (nonthermal), left lesser toe(s), initial encounter

Related Codes

Other codes under S90.425

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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