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3. Chapter - S00-T88
4. Section - T20-T25
5. Category - T25
6. T25.42

T25.42 - Corrosion of unspecified degree of foot

• Applicable to Corrosion of unspecified degree of foot
• The 2025 edition of ICD10-CM T25.42 became effective on October 1, 2024.
• This is the American ICD10-CM version of T25.42 - other international versions of ICD10 T25.42 may differ.
• T25.42 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• T25.42 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

Type 2 Excludes

• corrosion of unspecified degree of toe(s) (nail) (T25.43-)

The following codes above T25.42 contain annotation back-references that may be applicable to T25.42:

• Chapter: S00-T88 - Injury, poisoning and certain other consequences of external causes
• Section: T20-T25 - Burns and corrosions of external body surface, specified by site
• Category: T25 - Burn and corrosion of ankle and foot

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.