R43.0 Anosmia

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 781.1 Disturbances of sensation of smell and taste (approximate)

Diagnosis Index entries for R43.0

• Anosmia
• Disturbance (s) › sensation (cold) (heat) (localization) (tactile discrimination) (texture) (vibratory) NEC › smell › anosmia

Nearby codes

• R43 Disturbances of smell and taste
• R43.0 Anosmia (this code)
• R43.1 Parosmia
• R43.2 Parageusia
• R43.8 Other disturbances of smell and taste
• R43.9 Unspecified disturbances of smell and taste