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
- code to identify any retained foreign body, if applicable (Z18.-)
Also Known As / Clinical Terms
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
Frequently Asked Questions
What is ICD-10 code T30.4?
ICD-10-CM code T30.4 represents "Corrosion of unspecified body region, unspecified degree". It 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 you should also code: code to identify 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.
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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.