A36.1 Nasopharyngeal diphtheria

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

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 032.1 Nasopharyngeal diphtheria

Diagnosis Index entries for A36.1

• Diphtheria, diphtheritic (gangrenous) (hemorrhagic) › nasopharyngeal

Nearby codes

• A36 Diphtheria
• A36.0 Pharyngeal diphtheria
• A36.1 Nasopharyngeal diphtheria (this code)
• A36.2 Laryngeal diphtheria
• A36.3 Cutaneous diphtheria
• A36.8 Other diphtheria
• A36.81 Diphtheritic cardiomyopathy
• A36.82 Diphtheritic radiculomyelitis