T23.5
Non-billableCorrosion of first degree of wrist and hand
Corrosion of first degree of wrist and hand
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- burns and corrosions of first degree [erythema]
- burns and corrosions of second degree [blisters][epidermal loss]
- burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Code First
The underlying condition must be sequenced before this code
Use Additional Code
Additional codes that should follow this code
Child Codes (9)
T23.50Corrosion of first degree of hand, unspecified site
T23.51Corrosion of first degree of thumb (nail)
T23.52Corros first degree of single finger (nail) except thumb
T23.53Corros first deg mult fingers (nail), not including thumb
T23.54Corrosion of first deg mult fingers (nail), including thumb
T23.55Corrosion of first degree of palm
T23.56Corrosion of first degree of back of hand
T23.57Corrosion of first degree of wrist
T23.59Corrosion of first deg mult sites of wrist and hand
Related Codes(7)
T23.0Burn of unspecified degree of wrist and hand
T23.1Burn of first degree of wrist and hand
T23.2Burn of second degree of wrist and hand
T23.3Burn of third degree of wrist and hand
T23.4Corrosion of unspecified degree of wrist and hand
T23.6Corrosion of second degree of wrist and hand
T23.7Corrosion of third degree of wrist and hand
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for corrosion of first degree of wrist and hand?
The ICD-10-CM code for corrosion of first degree of wrist and hand is T23.5. The full clinical description is "Corrosion of first degree of wrist and hand". T23.5 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T23.5 mean?
ICD-10-CM code T23.5 represents “Corrosion of first degree of wrist and hand”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T23.5 a billable code?
No, T23.5 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under T23.5.
What chapter is T23.5 in?
T23.5 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T23.5?
T23.5 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).
What are the subcategories under T23.5?
T23.5 has 9 child codes, including: T23.50 (Corrosion of first degree of hand, unspecified site), T23.51 (Corrosion of first degree of thumb (nail)), T23.52 (Corros first degree of single finger (nail) except thumb), T23.53 (Corros first deg mult fingers (nail), not including thumb), and 5 more.
Are additional codes required with T23.5?
Yes, when using T23.5, also report: any retained foreign body, if applicable (Z18.-); code from category T31 or T32 to identify extent of body surface involved; external cause code to identify place (Y92).
What are the UMLS CUIs for T23.5?
T23.5 is linked to 1 UMLS Concept Unique Identifier: C0451992. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T23.5 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like corrosion of first degree of wrist and hand affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of T23.5?
T23.5 maps to the ICD-11 code: ND95.0 (Burn of wrist or hand, epidermal burn).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.