All ICD10 Codes
R46Not billable, use a more specific code below

Symptoms and signs involving appearance and behavior

In Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46), chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings

10 billable codes under R46: none are a CC or MCC; none map to an HCC.

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Instructional notes

Excludes1: not coded here, use a different code

  • appearance and behavior in schizophrenia, schizotypal and delusional disorders (F20-F29)
  • mental and behavioral disorders (F01-F99)

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

These notes sit on R40-R46 and apply to every code under it, including R46.

Excludes2: not included here, code separately if applicable

  • symptoms and signs constituting part of a pattern of mental disorder (F01-F99)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers when to report symptom, sign, and abnormal finding codes (R00-R99), plus specific rules for falls, coma scales, non-infectious SIRS, death NOS, and NIHSS scores.

Read Section I.C.18 (page 75), 1 more topics

All codes under R46

R46 can't be used on a claim. Pick a billable code below; grey headings group them.

R46 MS-DRG

As the principal diagnosis, all 10 billable codes under R46 group to MS-DRG 951 (v44.0).

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.