2021 ICD-10-CM Codes for Superficial frostbite (T33)

Instructional Notations

Includes Includes
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.

  • frostbite with partial thickness skin loss

7th Character Note 7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.

  • The appropriate 7th character is to be added to each code from category T33

7th Character 7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
    • ICD-10 Index

      • Injury, poisoning and certain other consequences of external causes (S00–T98)

        • Frostbite (T33-T34)

            • Superficial frostbite (T33)
            • T33 - Superficial frostbite NON-BILLABLE CODE
            • T33.0 - Superficial frostbite of head NON-BILLABLE CODE
            • T33.01 - Superficial frostbite of ear NON-BILLABLE CODE
            • T33.011 - Superficial frostbite of right ear NON-BILLABLE CODE
            • T33.011A - Superficial frostbite of right ear, initial encounter BILLABLE CODE
            • T33.011D - Superficial frostbite of right ear, subsequent encounter BILLABLE CODE
            • T33.011S - Superficial frostbite of right ear, sequela BILLABLE CODE
            • T33.012 - Superficial frostbite of left ear NON-BILLABLE CODE
            • T33.012A - Superficial frostbite of left ear, initial encounter BILLABLE CODE
            • T33.012D - Superficial frostbite of left ear, subsequent encounter BILLABLE CODE
            • T33.012S - Superficial frostbite of left ear, sequela BILLABLE CODE
            • T33.019 - Superficial frostbite of unspecified ear NON-BILLABLE CODE
            • T33.019A - Superficial frostbite of unspecified ear, initial encounter BILLABLE CODE
            • T33.019D - Superficial frostbite of unspecified ear, subs encntr BILLABLE CODE
            • T33.019S - Superficial frostbite of unspecified ear, sequela BILLABLE CODE
            • T33.02 - Superficial frostbite of nose NON-BILLABLE CODE
            • T33.02XA - Superficial frostbite of nose, initial encounter BILLABLE CODE
            • T33.02XD - Superficial frostbite of nose, subsequent encounter BILLABLE CODE
            • T33.02XS - Superficial frostbite of nose, sequela BILLABLE CODE
            • T33.09 - Superficial frostbite of other part of head NON-BILLABLE CODE
            • T33.09XA - Superficial frostbite of other part of head, init encntr BILLABLE CODE
            • T33.09XD - Superficial frostbite of other part of head, subs encntr BILLABLE CODE
            • T33.09XS - Superficial frostbite of other part of head, sequela BILLABLE CODE
            • T33.1 - Superficial frostbite of neck NON-BILLABLE CODE
            • T33.1XXA - Superficial frostbite of neck, initial encounter BILLABLE CODE
            • T33.1XXD - Superficial frostbite of neck, subsequent encounter BILLABLE CODE
            • T33.1XXS - Superficial frostbite of neck, sequela BILLABLE CODE
            • T33.2 - Superficial frostbite of thorax NON-BILLABLE CODE
            • T33.2XXA - Superficial frostbite of thorax, initial encounter BILLABLE CODE
            • T33.2XXD - Superficial frostbite of thorax, subsequent encounter BILLABLE CODE
            • T33.2XXS - Superficial frostbite of thorax, sequela BILLABLE CODE
            • T33.3 - Superficial frostbite of abd wall, lower back and pelvis NON-BILLABLE CODE
            • T33.3XXA - Superfic frostbite of abd wall, lower back and pelvis, init BILLABLE CODE
            • T33.3XXD - Superfic frostbite of abd wall, lower back and pelvis, subs BILLABLE CODE
            • T33.3XXS - Superfic frostbite of abd wall, low back and pelvis, sequela BILLABLE CODE
            • T33.4 - Superficial frostbite of arm NON-BILLABLE CODE
            • T33.40 - Superficial frostbite of unspecified arm NON-BILLABLE CODE
            • T33.40XA - Superficial frostbite of unspecified arm, initial encounter BILLABLE CODE
            • T33.40XD - Superficial frostbite of unspecified arm, subs encntr BILLABLE CODE
            • T33.40XS - Superficial frostbite of unspecified arm, sequela BILLABLE CODE
            • T33.41 - Superficial frostbite of right arm NON-BILLABLE CODE
            • T33.41XA - Superficial frostbite of right arm, initial encounter BILLABLE CODE
            • T33.41XD - Superficial frostbite of right arm, subsequent encounter BILLABLE CODE
            • T33.41XS - Superficial frostbite of right arm, sequela BILLABLE CODE
            • T33.42 - Superficial frostbite of left arm NON-BILLABLE CODE
            • T33.42XA - Superficial frostbite of left arm, initial encounter BILLABLE CODE
            • T33.42XD - Superficial frostbite of left arm, subsequent encounter BILLABLE CODE
            • T33.42XS - Superficial frostbite of left arm, sequela BILLABLE CODE
            • T33.5 - Superficial frostbite of wrist, hand, and fingers NON-BILLABLE CODE
            • T33.51 - Superficial frostbite of wrist NON-BILLABLE CODE
            • T33.511 - Superficial frostbite of right wrist NON-BILLABLE CODE
            • T33.511A - Superficial frostbite of right wrist, initial encounter BILLABLE CODE
            • T33.511D - Superficial frostbite of right wrist, subsequent encounter BILLABLE CODE
            • T33.511S - Superficial frostbite of right wrist, sequela BILLABLE CODE
            • T33.512 - Superficial frostbite of left wrist NON-BILLABLE CODE
            • T33.512A - Superficial frostbite of left wrist, initial encounter BILLABLE CODE
            • T33.512D - Superficial frostbite of left wrist, subsequent encounter BILLABLE CODE
            • T33.512S - Superficial frostbite of left wrist, sequela BILLABLE CODE
            • T33.519 - Superficial frostbite of unspecified wrist NON-BILLABLE CODE
            • T33.519A - Superficial frostbite of unspecified wrist, init encntr BILLABLE CODE
            • T33.519D - Superficial frostbite of unspecified wrist, subs encntr BILLABLE CODE
            • T33.519S - Superficial frostbite of unspecified wrist, sequela BILLABLE CODE
            • T33.52 - Superficial frostbite of hand NON-BILLABLE CODE
            • T33.521 - Superficial frostbite of right hand NON-BILLABLE CODE
            • T33.521A - Superficial frostbite of right hand, initial encounter BILLABLE CODE
            • T33.521D - Superficial frostbite of right hand, subsequent encounter BILLABLE CODE
            • T33.521S - Superficial frostbite of right hand, sequela BILLABLE CODE
            • T33.522 - Superficial frostbite of left hand NON-BILLABLE CODE
            • T33.522A - Superficial frostbite of left hand, initial encounter BILLABLE CODE
            • T33.522D - Superficial frostbite of left hand, subsequent encounter BILLABLE CODE
            • T33.522S - Superficial frostbite of left hand, sequela BILLABLE CODE
            • T33.529 - Superficial frostbite of unspecified hand NON-BILLABLE CODE
            • T33.529A - Superficial frostbite of unspecified hand, initial encounter BILLABLE CODE
            • T33.529D - Superficial frostbite of unspecified hand, subs encntr BILLABLE CODE
            • T33.529S - Superficial frostbite of unspecified hand, sequela BILLABLE CODE
            • T33.53 - Superficial frostbite of finger(s) NON-BILLABLE CODE
            • T33.531 - Superficial frostbite of right finger(s) NON-BILLABLE CODE
            • T33.531A - Superficial frostbite of right finger(s), initial encounter BILLABLE CODE
            • T33.531D - Superficial frostbite of right finger(s), subs encntr BILLABLE CODE
            • T33.531S - Superficial frostbite of right finger(s), sequela BILLABLE CODE
            • T33.532 - Superficial frostbite of left finger(s) NON-BILLABLE CODE
            • T33.532A - Superficial frostbite of left finger(s), initial encounter BILLABLE CODE
            • T33.532D - Superficial frostbite of left finger(s), subs encntr BILLABLE CODE
            • T33.532S - Superficial frostbite of left finger(s), sequela BILLABLE CODE
            • T33.539 - Superficial frostbite of unspecified finger(s) NON-BILLABLE CODE
            • T33.539A - Superficial frostbite of unspecified finger(s), init encntr BILLABLE CODE
            • T33.539D - Superficial frostbite of unspecified finger(s), subs encntr BILLABLE CODE
            • T33.539S - Superficial frostbite of unspecified finger(s), sequela BILLABLE CODE
            • T33.6 - Superficial frostbite of hip and thigh NON-BILLABLE CODE
            • T33.60 - Superficial frostbite of unspecified hip and thigh NON-BILLABLE CODE
            • T33.60XA - Superficial frostbite of unsp hip and thigh, init encntr BILLABLE CODE
            • T33.60XD - Superficial frostbite of unsp hip and thigh, subs encntr BILLABLE CODE
            • T33.60XS - Superficial frostbite of unspecified hip and thigh, sequela BILLABLE CODE
            • T33.61 - Superficial frostbite of right hip and thigh NON-BILLABLE CODE
            • T33.61XA - Superficial frostbite of right hip and thigh, init encntr BILLABLE CODE
            • T33.61XD - Superficial frostbite of right hip and thigh, subs encntr BILLABLE CODE
            • T33.61XS - Superficial frostbite of right hip and thigh, sequela BILLABLE CODE
            • T33.62 - Superficial frostbite of left hip and thigh NON-BILLABLE CODE
            • T33.62XA - Superficial frostbite of left hip and thigh, init encntr BILLABLE CODE
            • T33.62XD - Superficial frostbite of left hip and thigh, subs encntr BILLABLE CODE
            • T33.62XS - Superficial frostbite of left hip and thigh, sequela BILLABLE CODE
            • T33.7 - Superficial frostbite of knee and lower leg NON-BILLABLE CODE
            • T33.70 - Superficial frostbite of unspecified knee and lower leg NON-BILLABLE CODE
            • T33.70XA - Superficial frostbite of unsp knee and lower leg, init BILLABLE CODE
            • T33.70XD - Superficial frostbite of unsp knee and lower leg, subs BILLABLE CODE
            • T33.70XS - Superficial frostbite of unsp knee and lower leg, sequela BILLABLE CODE
            • T33.71 - Superficial frostbite of right knee and lower leg NON-BILLABLE CODE
            • T33.71XA - Superficial frostbite of right knee and lower leg, init BILLABLE CODE
            • T33.71XD - Superficial frostbite of right knee and lower leg, subs BILLABLE CODE
            • T33.71XS - Superficial frostbite of right knee and lower leg, sequela BILLABLE CODE
            • T33.72 - Superficial frostbite of left knee and lower leg NON-BILLABLE CODE
            • T33.72XA - Superficial frostbite of left knee and lower leg, init BILLABLE CODE
            • T33.72XD - Superficial frostbite of left knee and lower leg, subs BILLABLE CODE
            • T33.72XS - Superficial frostbite of left knee and lower leg, sequela BILLABLE CODE
            • T33.8 - Superficial frostbite of ankle, foot, and toe(s) NON-BILLABLE CODE
            • T33.81 - Superficial frostbite of ankle NON-BILLABLE CODE
            • T33.811 - Superficial frostbite of right ankle NON-BILLABLE CODE
            • T33.811A - Superficial frostbite of right ankle, initial encounter BILLABLE CODE
            • T33.811D - Superficial frostbite of right ankle, subsequent encounter BILLABLE CODE
            • T33.811S - Superficial frostbite of right ankle, sequela BILLABLE CODE
            • T33.812 - Superficial frostbite of left ankle NON-BILLABLE CODE
            • T33.812A - Superficial frostbite of left ankle, initial encounter BILLABLE CODE
            • T33.812D - Superficial frostbite of left ankle, subsequent encounter BILLABLE CODE
            • T33.812S - Superficial frostbite of left ankle, sequela BILLABLE CODE
            • T33.819 - Superficial frostbite of unspecified ankle NON-BILLABLE CODE
            • T33.819A - Superficial frostbite of unspecified ankle, init encntr BILLABLE CODE
            • T33.819D - Superficial frostbite of unspecified ankle, subs encntr BILLABLE CODE
            • T33.819S - Superficial frostbite of unspecified ankle, sequela BILLABLE CODE
            • T33.82 - Superficial frostbite of foot NON-BILLABLE CODE
            • T33.821 - Superficial frostbite of right foot NON-BILLABLE CODE
            • T33.821A - Superficial frostbite of right foot, initial encounter BILLABLE CODE
            • T33.821D - Superficial frostbite of right foot, subsequent encounter BILLABLE CODE
            • T33.821S - Superficial frostbite of right foot, sequela BILLABLE CODE
            • T33.822 - Superficial frostbite of left foot NON-BILLABLE CODE
            • T33.822A - Superficial frostbite of left foot, initial encounter BILLABLE CODE
            • T33.822D - Superficial frostbite of left foot, subsequent encounter BILLABLE CODE
            • T33.822S - Superficial frostbite of left foot, sequela BILLABLE CODE
            • T33.829 - Superficial frostbite of unspecified foot NON-BILLABLE CODE
            • T33.829A - Superficial frostbite of unspecified foot, initial encounter BILLABLE CODE
            • T33.829D - Superficial frostbite of unspecified foot, subs encntr BILLABLE CODE
            • T33.829S - Superficial frostbite of unspecified foot, sequela BILLABLE CODE
            • T33.83 - Superficial frostbite of toe(s) NON-BILLABLE CODE
            • T33.831 - Superficial frostbite of right toe(s) NON-BILLABLE CODE
            • T33.831A - Superficial frostbite of right toe(s), initial encounter BILLABLE CODE
            • T33.831D - Superficial frostbite of right toe(s), subsequent encounter BILLABLE CODE
            • T33.831S - Superficial frostbite of right toe(s), sequela BILLABLE CODE
            • T33.832 - Superficial frostbite of left toe(s) NON-BILLABLE CODE
            • T33.832A - Superficial frostbite of left toe(s), initial encounter BILLABLE CODE
            • T33.832D - Superficial frostbite of left toe(s), subsequent encounter BILLABLE CODE
            • T33.832S - Superficial frostbite of left toe(s), sequela BILLABLE CODE
            • T33.839 - Superficial frostbite of unspecified toe(s) NON-BILLABLE CODE
            • T33.839A - Superficial frostbite of unspecified toe(s), init encntr BILLABLE CODE
            • T33.839D - Superficial frostbite of unspecified toe(s), subs encntr BILLABLE CODE
            • T33.839S - Superficial frostbite of unspecified toe(s), sequela BILLABLE CODE
            • T33.9 - Superficial frostbite of other and unspecified sites NON-BILLABLE CODE
            • T33.90 - Superficial frostbite of unspecified sites NON-BILLABLE CODE
            • T33.90XA - Superficial frostbite of unspecified sites, init encntr BILLABLE CODE
            • T33.90XD - Superficial frostbite of unspecified sites, subs encntr BILLABLE CODE
            • T33.90XS - Superficial frostbite of unspecified sites, sequela BILLABLE CODE
            • T33.99 - Superficial frostbite of other sites NON-BILLABLE CODE
            • T33.99XA - Superficial frostbite of other sites, initial encounter BILLABLE CODE
            • T33.99XD - Superficial frostbite of other sites, subsequent encounter BILLABLE CODE
            • T33.99XS - Superficial frostbite of other sites, sequela BILLABLE CODE