T33.9
Header — not billableSuperficial frostbite of other and unspecified sites
The ICD-10 code for superficial frostbite of other and unspecified sites is T33.9.
T33.9 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under T33.9
Related codes in this category
- T33.0Superficial frostbite of headnon-billable header
- T33.1Superficial frostbite of neck
- T33.2Superficial frostbite of thorax
- T33.3Superficial frostbite of abdominal wall, lower back and pelvis
- T33.4Superficial frostbite of armnon-billable header
- T33.5Superficial frostbite of wrist, hand, and fingersnon-billable header
- T33.6Superficial frostbite of hip and thighnon-billable header
- T33.7Superficial frostbite of knee and lower legnon-billable header
- T33.8Superficial frostbite of ankle, foot, and toe(s)non-billable header
- T33.9Superficial frostbite of other and unspecified sitesnon-billable header