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F42.3

Hoarding disorder

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 4 never code together

F42code

Excludes2

obsessive-compulsive personality (disorder) (F60.5)F60.5
obsessive-compulsive symptoms occurring in depression (F32.-, F33.-)F32.-F33.-
obsessive-compulsive symptoms occurring in schizophrenia (F20.-)F20.-

F01-F99chapter

Excludes2

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 1

F01-F99chapter

Includes

disorders of psychological development

Index entries leading here 1

Disorder (of) — see also Disease
- hoarding F42.3

Alongside this code 4 same parent — F42

F42.2 Mixed obsessional thoughts and acts F42.4 Excoriation (skin-picking) disorder F42.8 Other obsessive-compulsive disorder F42.9 Obsessive-compulsive disorder, unspecified

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

This code

Billable: yes
Code set: FY2026
Parent: F42
Block: F40-F48
Siblings: 4

Present FY2024–FY2027.