2026 ICD-10-CM Diagnosis Code F63.1Pyromania

ICD-10-CM CodesF01–F99F60-F69F63

ICD-10-CM F63.1
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F63.1 is a billable ICD-10-CM diagnosis code for pyromania. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). Coders also document this condition as abnormal sexual behavior. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Disruptive, impulse-control and conduct disorders.

Code Identity

ICD-10-CM Code
F63.1
Billable Status
Yes — Valid for Submission
Code Describes
Pyromania
Short Description
Pyromania
Same as the full description in the CMS dataset.
Parent Code
Impulse disorders

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF60-F69Disorders of adult personality and behavior
CategoryF63Impulse disorders
This CodeF63.1Pyromania

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Abnormal sexual behavior
  • Arson
  • Destructive behavior
  • Destructive behavior toward property
  • Firesetting
  • Pyromania
  • Sexual pyromania

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Pathological fire-setting

Type 2 Excludes

  • fire-setting (by) (in):
  • adult with antisocial personality disorder F60.2
  • alcohol or psychoactive substance intoxication F10 F19
  • conduct disorders F91
  • mental disorders due to known physiological condition F01 F09
  • schizophrenia F20

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Fire-setting
      • pathological (compulsive)
    • Pathologic, pathological
      • fire-setting
    • Pyromania

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MBD008
Disruptive, impulse-control and conduct disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Pyromania

    a disorder characterized by a fascination with fire and recurrent episodes of fire setting during which the individual experiences a rising subjective sense of tension before the fire setting and a sense of gratification or relief when setting the fire. there is no ulterior motive (such as monetary gain or the expression of political ideology) to the fire setting.

Patient EducationClinical

Mental Disorders

Mental disorders (or mental illnesses) are conditions that affect your thinking, feeling, mood, and behavior. They may happen over a short period of time or come and go. Some can be chronic (long-lasting). They can affect your ability to relate to others and function each day..

The full article covers:

  • What are mental disorders?
  • What are some types of mental disorders?
  • What causes mental disorders?
  • Who is at risk for mental disorders?
  • How are mental disorders diagnosed?
  • What are the treatments for mental disorders?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert F63.1 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
312.33 Pyromania
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About F63.1Overview

Is F63.1 (Impulse disorders) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report pyromania on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of F63.1?

Under the General Equivalence Mappings, pyromania converts to ICD-9-CM 312.33 (pyromania). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.