T30.4
BillableCorrosion of unspecified body region, unspecified degree
Corrosion of unspecified body region, unspecified degree
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- This code is not for inpatient use. Code to specified site and degree of corrosion
- Corrosion NOS
- Multiple corrosion NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Use Additional Code
Additional codes that should follow this code
Related Codes(1)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(43)
SNOMED CT
- Injury undetermined whether accidentally or purposely inflicted, by caustic substances, excluding poisoning219362003
- Injury of unknown intent by local effect of caustic substance269737002
- Chemical injury of peripheral nerve282790006
- Injury due to chemical exposure371704001
- Alkali burn of skin400024005
- Cement burn of skin400027003
- Acid burn of skin400113006
- Phosphorus burn of skin400161004
- Anthralin burn402259008
- Dithranol burn402259008
- Dermatitis artefacta due to application of caustic to skin403582001
- Self-inflicted caustic burn403582001
- Caustic burn426284001
- Chemical burn426284001
- Chemical burn of skin caused by corrosive substance735469001
- Acute skin injury caused by corrosive substance735470000
- Caustic burn of skin823022009
- Chemical burn of skin823022009
UMLS
Clinical Terms
- Caustic burn of skin
- Self-inflicted caustic burn
- Cement burn of skin
- Dermatitis artefacta due to application of caustic to skin
- Caustic burn
- Multiple corrosion NOS
- Acute skin injury caused by corrosive substance
- Alkali burn of skin
- Injury undetermined whether accidentally or purposely inflicted, by caustic substances, excluding poisoning
- Injury of unknown intent by local effect of caustic substance
- Anthralin burn
- Chemical burn
- Phosphorus burn of skin
- Injury due to chemical exposure
- This code is not for inpatient use. Code to specified site and degree of corrosion
- Acid burn of skin
- Dithranol burn
- Chemical burn of skin
- Chemical injury of peripheral nerve
- Corrosion NOS
- Chemical burn of skin caused by corrosive substance
Frequently Asked Questions
What is the ICD-10 code for corrosion of unspecified body region, unspecified degree?
The ICD-10-CM code for corrosion of unspecified body region, unspecified degree is T30.4. The full clinical description is "Corrosion of unspecified body region, unspecified degree". T30.4 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code T30.4 mean?
ICD-10-CM code T30.4 represents “Corrosion of unspecified body region, unspecified degree”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a billable/specific code that can be used on a claim.
Is T30.4 a billable code?
Yes, T30.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is T30.4 in?
T30.4 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T30.4?
T30.4 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).
Are additional codes required with T30.4?
Yes, when using T30.4, also report: any retained foreign body, if applicable (Z18.-).
What SNOMED CT codes does T30.4 map to?
T30.4 maps to 14 SNOMED CT concepts: 400113006, 735470000, 400024005, 402259008, 426284001, and 9 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for T30.4?
T30.4 is linked to 4 UMLS Concept Unique Identifiers: C2919087, C0478415, C2876127, C2976932. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T30.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like corrosion of unspecified body region, unspecified degree 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 T30.4?
T30.4 maps to the ICD-11 code: NE11 (Burn of unspecified body region).
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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.