T33 ICD-10-CM Code: Superficial frostbite
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
T33Superficial frostbite
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where T33 sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Frostbite (T33-T34)
- 3
Category T33
Superficial frostbite
- 4
Code T33
Superficial frostbite
More specific choices
Codes under T33
T33 is a non-billable category. Choose the child code that best matches the documented diagnosis.
T33.0Superficial frostbite of head
T33.1Superficial frostbite of neck
T33.2Superficial frostbite of thorax
T33.3Superficial frostbite of abdominal wall, lower back and pelvis
T33.4Superficial frostbite of arm
T33.5Superficial frostbite of wrist, hand, and fingers
T33.6Superficial frostbite of hip and thigh
T33.7Superficial frostbite of knee and lower leg
T33.8Superficial frostbite of ankle, foot, and toe(s)
T33.9Superficial frostbite of other and unspecified sites
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for T33.
Code first
No “code first” instruction is listed for T33.
Use additional code
No “use additional code” instruction is listed for T33.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for T33.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for T33.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code T33 mean?
T33 is the FY 2027 U.S. ICD-10-CM code for “Superficial frostbite.”
Is T33 a billable or specific ICD-10-CM code?
No. T33 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is T33 located in ICD-10-CM?
T33 is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Frostbite (T33-T34) (T33–T34), under category T33, Superficial frostbite.
What coding notes are listed for T33?
No inclusion terms are listed for T33 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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