R46.3 OVERACTIVITY

Code Information

Diagnosis Code: R46.3
Short Description: Overactivity
Long Description: Overactivity
Code Version: 2025 ICD-10-CM

The code R46.3 is VALID for claim submission

Code Classification

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
- Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
  - Symptoms and signs involving appearance and behavior (R46)

Synonyms

Behavior showing increased motor activity
Excessive screen time
Hyperactive behavior

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
R46.3		799.89	Ill-define condition NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
R46	Symptoms and signs involving appearance and behavior
R46.0	Very low level of personal hygiene
R46.1	Bizarre personal appearance
R46.2	Strange and inexplicable behavior
R46.4	Slowness and poor responsiveness
R46.5	Suspiciousness and marked evasiveness
R46.6	Undue concern and preoccupation with stressful events
R46.7	Verbosity and circumstantial detail obscuring reason for contact
R46.8	Other symptoms and signs involving appearance and behavior
R46.81	Obsessive-compulsive behavior
R46.89	Other symptoms and signs involving appearance and behavior

This page was last updated on: 10/1/2025

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