T33.3 is the authoritative medical code for Superficial frostbite of abdominal wall, lower back and pelvis. This classification is used in medical billing and clinical recording to specify the clinical criteria for superficial frostbite of abdominal wall, lower back and pelvis (ICD-10-CM T33.3), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Superficial frostbite of abdominal wall, lower back and pelvis is a non-billable ICD-10-CM category code T33.3. A more specific billable subcode must be selected for claims submission. Includes: frostbite with partial thickness skin loss. Excludes2 (not included here): hypothermia and other effects of reduced temperature (T68, T69.-). 7th character: The appropriate 7th character is to be added to each code from category T33.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for T33.3 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- frostbite with partial thickness skin loss
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- hypothermia and other effects of reduced temperature (T68, T69.-)
Frequently Asked Questions (FAQ) & Clinical Guidance
Can T33.3 be billed directly?
No. T33.3 (Superficial frostbite of abdominal wall, lower back and pelvis) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does T33.3 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category T33.
Can T33.3 be reported alongside related conditions?
Per Excludes2 instructions, T33.3 and the following may both be reported when both are present: hypothermia and other effects of reduced temperature (T68, T69.-).
Codes in This Family (3)
Official ICD-10-CM classifications in the same code family as T33.3, with their registry titles.
- T33.3XXA — Superficial frostbite of abdominal wall, lower back and pelvis, initial encounter
- T33.3XXD — Superficial frostbite of abdominal wall, lower back and pelvis, subsequent encounter
- T33.3XXS — Superficial frostbite of abdominal wall, lower back and pelvis, sequela
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Frostbite (superficial), abdominal wall
- Frostbite (superficial), pelvis
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code T34.3
Frostbite with tissue necrosis of abdominal wall, lower back and pelvis
ICD Code T36.3
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ICD Code T37.3
Poisoning by, adverse effect of and underdosing of other antiprotozoal drugs
ICD Code T38.3
Poisoning by, adverse effect of and underdosing of insulin and oral hypoglycemic [antidiabetic] drugs