A36.89 Other diphtheritic complications
The ICD-10-CM code for Other diphtheritic complications is A36.89 (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 A36.89:
- Stomatitis (denture) (ulcerative) › diphtheritic
- Tracheitis (catarrhal) (infantile) (membranous) (plastic) (septal) (suppurative) (viral) › diphtheritic (membranous)
- Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › nasal, anterior
- Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) › diphtheritic
- Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › neurological complication
- Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › specified site NEC
- Paralysis, paralytic (complete) (incomplete) › iris › due to diphtheria (toxin)
- Lymphadenitis › due to › diphtheria (toxin)
Inclusion Terms
- Diphtheritic peritonitis
U.S. Hospital Utilization
- An estimated 65 U.S. inpatient stays in 2022 included A36.89 among the documented diagnoses.
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