A36.0 Pharyngeal diphtheria

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Diphtheritic membranous angina
• Tonsillar diphtheria

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 032.0 Faucial diphtheria

Code annotations containing back-references to A36.0

Back-references to A36.0

• Type 1 Excludes: J03.8 Acute tonsillitis due to other specified organisms ("diphtheritic tonsillitis (A36.0)")

Diagnosis Index entries for A36.0

• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › diphtheritic, membranous
• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › gangrenous diphtheritic
• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › malignant diphtheritic
• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › membranous › diphtheritic
• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › phlegmonous › diphtheritic
• Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) › pultaceous, diphtheritic
• Bretonneau's disease or angina
• Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › faucial
• Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › pharyngeal
• Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › tonsillar
• Disease, diseased › Bretonneau's (diphtheritic malignant angina)
• Gangrene, gangrenous (connective tissue) (dropsical) (dry) (moist) (skin) (ulcer) › throat › diphtheritic
• Paralysis, paralytic (complete) (incomplete) › throat › diphtheritic
• Paralysis, paralytic (complete) (incomplete) › uvula › postdiphtheritic
• Pharyngitis (acute) (catarrhal)(gangrenous) (infective) (malignant) (membranous) (phlegmonous) (pseudomembranous) (simple) (subacute) (suppurative) (ulcerative) (viral) › diphtheritic
• Sore › throat (acute) › diphtheritic
• Tonsillitis (acute) (catarrhal) (croupous) (follicular) (gangrenous) (infective) (lacunar) (lingual) (malignant) (membranous) (parenchymatous) (phlegmonous) (pseudomembranous) (purulent) (septic) (subacute) (suppurative) (toxic) (ulcerative) (vesicular) (viral) › diphtheritic
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › throat › diphtheritic
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › tonsil › diphtheritic

Nearby codes

• A36 Diphtheria
• A36.0 Pharyngeal diphtheria (this code)
• A36.1 Nasopharyngeal diphtheria
• A36.2 Laryngeal diphtheria
• A36.3 Cutaneous diphtheria
• A36.8 Other diphtheria
• A36.81 Diphtheritic cardiomyopathy