T23.43
Non-billableCorros unsp deg mult fingers (nail), not including thumb
Corrosion of unspecified degree of multiple fingers (nail), not including thumb
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 (3)
Related Codes(8)
T23.40Corrosion of unspecified degree of hand, unspecified site
T23.41Corrosion of unspecified degree of thumb (nail)
T23.42Corros unsp degree of single finger (nail) except thumb
T23.44Corrosion of unsp deg mult fingers (nail), including thumb
T23.45Corrosion of unspecified degree of palm
T23.46Corrosion of unspecified degree of back of hand
T23.47Corrosion of unspecified degree of wrist
T23.49Corrosion of unsp degree of multiple sites of wrist and hand
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for corros unsp deg mult fingers (nail), not including thumb?
The ICD-10-CM code for corros unsp deg mult fingers (nail), not including thumb is T23.43. The full clinical description is "Corrosion of unspecified degree of multiple fingers (nail), not including thumb". T23.43 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T23.43 mean?
ICD-10-CM code T23.43 represents “Corrosion of unspecified degree of multiple fingers (nail), not including thumb”. 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 T23.43 a billable code?
No, T23.43 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under T23.43.
What chapter is T23.43 in?
T23.43 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T23.43?
T23.43 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 T23.43?
T23.43 has 3 child codes, including: T23.431 (Corros unsp deg mult right fingers (nail), not inc thumb), T23.432 (Corros unsp deg mult left fingers (nail), not inc thumb), T23.439 (Corros unsp degree of unsp mult fngr (nail), not inc thumb).
Are additional codes required with T23.43?
Yes, when using T23.43, 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 T23.43?
T23.43 is linked to 1 UMLS Concept Unique Identifier: C2872234. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T23.43 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like corros unsp deg mult fingers (nail), not including thumb 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 T23.43?
There is no direct ICD-11 mapping available for T23.43 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.