R43.8

Billable

ChapterR00–R99

Ranksubcategory

Official Description

Other disturbances of smell and taste

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

Instructional Notes

Includes

Mixed disturbance of smell and taste

General instructions are available for the parent sections:

View CH18 Notes View R40-R46 Notes

Clinical Hierarchy

CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

R40-R46Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)

R43Disturbances of smell and taste

R43.8Other disturbances of smell and taste

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R43.8:

blockR40-R46

Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)

View context instructions

chapterCH18

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to R43.8. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

5 raw paths

Disturbance (s)4 unique routes

sensation (cold) (heat) (localization) (tactile discrimination) (texture) (vibratory) NEC(4 variants)

smell(2 variants)

and taste (mixed)→R43.8

specified NEC→R43.8

taste(2 variants)

and smell (mixed)→R43.8

specified NEC→R43.8

Perversion, perverted1 unique routes

sense of smell and taste→R43.8