R40-R46: Symptoms and signs involving cognition, perception, emotional state and behavior
ICD-10-CM 2027 block R40-R46 in chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified) has 7 categories.
- R40 – Somnolence, stupor and coma 101 billable codes
- R41 – Other symptoms and signs involving cognitive functions and awareness 16 billable codes
- R42 – Dizziness and giddiness Billable code
- R43 – Disturbances of smell and taste 5 billable codes
- R44 – Other symptoms and signs involving general sensations and perceptions 6 billable codes
- R45 – Symptoms and signs involving emotional state 18 billable codes
- R46 – Symptoms and signs involving appearance and behavior 10 billable codes