ICD-10-CM X37.9 is the diagnosis code for Unspecified cataclysmic storm. This code falls under the section "Exposure to forces of nature" within Chapter 20 — External causes of morbidity (V00-Y99). 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.
The following conditions should never be coded at the same time as X37.9. They are mutually exclusive:
Understanding where X37.9 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, X37.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
X37.9 is the ICD-10-CM diagnosis code for "Unspecified cataclysmic storm". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of X37.9 is X37 ("Cataclysmic storm"). X37.9 provides a more specific classification within this category.
X37.9 is located in Section X30-X39 — "Exposure to forces of nature" within Chapter 20 of the ICD-10-CM Tabular List.
Use X37.9 when the patients documented diagnosis matches "Unspecified cataclysmic storm" 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 Unspecified cataclysmic storm is X37.9.
Yes, X37.9 can be used as a primary diagnosis code since it is billable and specific.
X37.9 is in Chapter 20 of the ICD-10-CM Tabular List.
Type 1 Excludes for X37.9 include: collapse of dam or man-made structure causing earth movement (X36.0).
Yes, X37.9 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.