A36.2 Laryngeal diphtheria
The ICD-10-CM code for Laryngeal diphtheria is A36.2 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- A30-A49: Other bacterial diseases (A30-A49)
- Category A36
- 14 codes (12 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to A36.2:
- Croup, croupous (catarrhal) (infectious) (inflammatory) (nondiphtheritic) › diphtheritic
- Laryngismus (stridulus) › diphtheritic
- Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › laryngeal
- Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › stridulous, diphtheritic
- Laryngotracheitis (acute) (Infectional) (infective) (viral) › diphtheritic
- Cynanche › diphtheritic
- Laryngitis (acute) (edematous) (fibrinous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative) › diphtheritic
- Croup, croupous (catarrhal) (infectious) (inflammatory) (nondiphtheritic) › spasmodic › diphtheritic
Inclusion Terms
- Diphtheritic laryngotracheitis
U.S. Hospital Utilization
A36.2 appeared in too few sampled U.S. inpatient stays in 2023 to report a national estimate (AHRQ suppresses counts of 10 or fewer) — a rare inpatient diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026