F40.210 Arachnophobia

Billable ICD-10-CM code, FY2026.

Applicable to

• Fear of spiders

Applies from F40.2 Specific (isolated) phobias

Excludes2 (not included here)

• dysmorphophobia (nondelusional) (F45.22)
• nosophobia (F45.22)

Risk adjustment (HCC)

• RxHCC V08: HCC 133 — Anxiety and Other Psychiatric Disorders

MS-DRG index

Defines the logic of DRG(s) 882 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 300.29 Other isolated or specific phobias (approximate)

Code annotations containing back-references to F40.210

Back-references to F40

• Type 2 Excludes: F06.4 Anxiety disorder due to known physiological condition ("anxiety disorders, not due to known physiological condition or unspecified (F40.-, F41.-)")
• Type 2 Excludes: F90 Attention-deficit hyperactivity disorders ("anxiety disorders (F40.-, F41.-)")
• Type 2 Excludes: F93.0 Separation anxiety disorder of childhood ("nonpsychotic mental disorders (F40-F48)")

Diagnosis Index entries for F40.210

• Arachnophobia
• Phobia, phobic › animal › spiders
• Phobia, phobic › specific (isolated) › animal › spiders

Nearby codes

• F40.1 Social phobias
• F40.10 Social phobia, unspecified
• F40.11 Social phobia, generalized
• F40.2 Specific (isolated) phobias
• F40.21 Animal type phobia
• F40.210 Arachnophobia (this code)
• F40.218 Other animal type phobia
• F40.22 Natural environment type phobia
• F40.220 Fear of thunderstorms
• F40.228 Other natural environment type phobia
• F40.23 Blood, injection, injury type phobia