ICD-10-CM F40.210 is the diagnosis code for Arachnophobia. This code falls under the section "Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders" within Chapter 5 — Mental, Behavioral and Neurodevelopmental disorders (F01-F99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where F40.210 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, F40.210 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
F40.210 is the ICD-10-CM diagnosis code for "Arachnophobia". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of F40.210 is F40.21 ("Animal type phobia"). F40.210 provides a more specific classification within this category.
F40.210 is located in Section F40-F48 — "Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders" within Chapter 5 of the ICD-10-CM Tabular List.
Use F40.210 when the patients documented diagnosis matches "Arachnophobia" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Arachnophobia is F40.210.
Yes, F40.210 can be used as a primary diagnosis code since it is billable and specific.
F40.210 is in Chapter 5 of the ICD-10-CM Tabular List.
Yes, F40.210 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.