DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

R45 Symptoms and signs involving emotional state

  • Header · not billable

R45 is not billable. The category heads 18 billable codes in FY2027, grouped under 9 subdivisions.

ICD-10 code by name

What is the ICD-10 code for agitation?
Agitation ICD-10 code: R45.1 Restlessness and agitation. Alphabetic Index: Agitation → R45.1. Search ICD-10 for agitation

Where it sits

  1. Chapter 18 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
  2. R40-R46 Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
  3. R45 Symptoms and signs involving emotional state
Billable codes
18
Subdivisions
9
CC / MCC codes
1 / 0
HCC V28 codes
1
New FY2027
0
Index entries
38

Codes in R45

  1. R45.0
    Nervousness
    Billable
    Inclusion terms 1

    Inclusion terms

    • Nervous tension
  2. R45.1
    Restlessness and agitation
    Billable
  3. R45.2
    Unhappiness
    Billable
  4. R45.3
    Demoralization and apathy
    Billable
    Excludes1 1

    Excludes1

  5. R45.4
    Irritability and anger
    Billable
  6. R45.5
    Hostility
    Billable
  7. R45.6
    Violent behavior
    Billable
  8. R45.7
    State of emotional shock and stress, unspecified
    Billable
  9. R45.8
    Other symptoms and signs involving emotional state
    Header
  10. R45.81
    Low self-esteem
    Billable
  11. R45.82
    Worries
    Billable
  12. R45.83
    Excessive crying of child, adolescent or adult
    Billable
    Excludes1 1

    Excludes1

    • excessive crying of infant (baby) R68.11 R68.11
  13. R45.84
    Anhedonia
    Billable
  14. R45.85
    Homicidal and suicidal ideations
    Header
    Excludes1 1

    Excludes1

    • suicide attempt (T14.91) T14.91
  15. R45.850
    Homicidal ideations
    Billable
  16. R45.851
    Suicidal ideations
    BillableCC
  17. R45.86
    Emotional lability
    Billable
  18. R45.87
    Impulsiveness
    Billable
  19. R45.88
    Nonsuicidal self-harm
    Billable155
    Inclusion terms 3, Code also 1

    Inclusion terms

    • Nonsuicidal self-injury
    • Nonsuicidal self-mutilation
    • Self-inflicted injury without suicidal intent

    Code also

    • injury, if known
  20. R45.89
    Other symptoms and signs involving emotional state
    Billable
    Inclusion terms 2

    Inclusion terms

    • Flat affect
    • Loneliness

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

Notes that also apply

Block R40-R46 instructions (Excludes2 1): printed on the block page.

Chapter 18 instructions (Notes 9, Excludes2 4): printed on the chapter 18 page.

Index entries

  • Nerves → R45.0
  • Nervous → R45.0
  • Nervousness → R45.0
  • Agitation → R45.1
  • Restlessness → R45.1
  • Unhappiness → R45.2
  • Apathy → R45.3
  • Demoralization → R45.3
  • Anger → R45.4
  • Irritable, irritability → R45.4
  • Hostility → R45.5
  • Violence, physical → R45.6
  • Worries → R45.82
  • Anhedonia → R45.84
  • Emotional lability → R45.86
  • Impulsiveness (impulsive) → R45.87
  • Self-injury, nonsuicidal → R45.88
  • Loneliness → R45.89
  • Disturbance(s)nervous, functional → R45.0
  • Irritationnervous → R45.0
  • Nervoustension → R45.0
  • Tensionnervous → R45.0
  • Troublenervous → R45.0
  • State (of)agitated → R45.1
  • State (of)restlessness → R45.1
  • State (of)emotional shock (stress) → R45.7
  • State (of)stress (emotional) → R45.7
  • Lowself esteem → R45.81
  • Crying (constant) (continuous) (excessive)child, adolescent, or adult → R45.83
  • Ideationhomicidal → R45.850
  • Ideationsuicidal → R45.851
  • Injuryself-inflicted, without suicidal intent → R45.88
  • Self-harm (attempted)nonsuicidal → R45.88
  • Self-mutilation (attempted)nonsuicidal → R45.88
  • Flataffect → R45.89
  • Excess, excessive, excessivelycryingin child, adolescent, or adult → R45.83
  • Symptoms NECinvolvingemotional state NEC → R45.89
  • Symptoms NECinvolvingemotional state NECemotional lability → R45.86

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy