R45.84 Anhedonia

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 947-948 in MDC 23.

Approximate ICD-9-CM (GEMs)

• 780.99 Other general symptoms (approximate)

Code annotations containing back-references to R45.84

Back-references to R45.84

• Type 1 Excludes: R45.3 Demoralization and apathy ("anhedonia (R45.84)")

Back-references to R45

• Type 1 Excludes: F07.0 Personality change due to known physiological condition ("signs and symptoms involving emotional state (R45.-)")

Diagnosis Index entries for R45.84

• Anhedonia

Nearby codes

• R45.7 State of emotional shock and stress, unspecified
• R45.8 Other symptoms and signs involving emotional state
• R45.81 Low self-esteem
• R45.82 Worries
• R45.83 Excessive crying of child, adolescent or adult
• R45.84 Anhedonia (this code)
• R45.85 Homicidal and suicidal ideations
• R45.850 Homicidal ideations
• R45.851 Suicidal ideations
• R45.86 Emotional lability
• R45.87 Impulsiveness