T27.5XXD is the authoritative medical code for Corrosion involving larynx and trachea with lung, subsequent encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for corrosion involving larynx and trachea with lung, subsequent encounter (ICD-10-CM T27.5XXD), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Corrosion involving larynx and trachea with lung, subsequent encounter is a billable ICD-10-CM diagnosis code T27.5D. Code first: T51-T65 to identify chemical and intent. Use additional code: external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98); external cause code to identify place Y92. 7th character: The appropriate 7th character is to be added to each code from category T27.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for T27.5XXD in the official ICD-10-CM tabular list.
Code First
Underlying conditions that must be sequenced before this code.
- T51-T65 to identify chemical and intent
Use Additional Code
Supplementary codes the tabular list directs you to add.
- external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98)
- external cause code to identify place Y92
Frequently Asked Questions (FAQ) & Clinical Guidance
Does T27.5XXD require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category T27.
Does T27.5XXD need to be sequenced after another code?
Yes. Code first: (T51-T65) to identify chemical and intent.
Is an additional code needed with T27.5XXD?
Use additional code(s) to specify: external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98); external cause code to identify place (Y92).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to T27.5XXD in its code family, with their registry titles.
- T27 — Burn and corrosion of respiratory tract
- T27.0 — Burn of larynx and trachea
- T27.0XXA — Burn of larynx and trachea, initial encounter
- T27.0XXD — Burn of larynx and trachea, subsequent encounter
- T27.0XXS — Burn of larynx and trachea, sequela
- T27.1 — Burn involving larynx and trachea with lung
- T27.1XXA — Burn involving larynx and trachea with lung, initial encounter
- T27.1XXD — Burn involving larynx and trachea with lung, subsequent encounter
- T27.1XXS — Burn involving larynx and trachea with lung, sequela
- T27.2 — Burn of other parts of respiratory tract
View all 32 codes in the T27 family