Complete ICD-10-CM coding and documentation guide for icd-10 coding for angioneurotic edema includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Angioneurotic Edema
Use ICD-10 code T78.3XXA for angioneurotic edema, initial encounter, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Allergy status to ACE inhibitors
Use when angioedema is drug-induced.
The ICD-10 code for angioneurotic edema is T78.3XXA for initial encounters, while hereditary angioedema is coded as D84.1.
Hereditary angioedema is coded as D84.1, requiring lab confirmation of low C4 and C1-INH levels.