U.S. ICD-10-CM · FY 2027

X38 ICD-10-CM Code: Flood

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

X38

Flood

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where X38 sits

  1. 1

    Chapter 20

    External causes of morbidity (V00-Y99)

  2. 2

    Section

    Accidents (V00-X58)

  3. 3

    Category X38

    Flood

  4. 4

    Code X38

    Flood

More specific choices

Codes under X38

X38 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

  • Flood arising from remote storm
  • Flood of cataclysmic nature arising from melting snow
  • Flood resulting directly from storm

Code first

No “code first” instruction is listed for X38.

Use additional code

No “use additional code” instruction is listed for X38.

Excludes1

Conditions that should not be reported together with this code.

  • collapse of dam or man-made structure causing earth movement (X36.0)
  • tidal wave NOS (X37.41)
  • tidal wave caused by storm (X37.42)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for X38.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code X38 mean?

X38 is the FY 2027 U.S. ICD-10-CM code for “Flood.”

Is X38 a billable or specific ICD-10-CM code?

No. X38 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is X38 located in ICD-10-CM?

X38 is listed in Chapter 20, External causes of morbidity (V00-Y99), within Accidents (V00-X58) (V00–X58), under category X38, Flood.

What coding notes are listed for X38?

Its listed inclusion terms are Flood arising from remote storm; Flood of cataclysmic nature arising from melting snow; Flood resulting directly from storm. No code-first instruction is listed. Excludes1 notes: collapse of dam or man-made structure causing earth movement (X36.0); tidal wave NOS (X37.41); tidal wave caused by storm (X37.42). No Excludes2 note is listed.

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