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T75.1

T75.1: Unspecified effects of drowning and nonfatal submersion

Non-billable headerICD-10-CM

T75.1 is a non-billable header ICD-10-CM code for unspecified effects of drowning and nonfatal submersion. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category T75

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • specified effects of drowning- code to effects

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Immersion

Excludes1 inherited from the categories above T75.1

A category’s note binds every code beneath it.

Written on T75: Other and unspecified effects of other external causes

  • adverse effects NEC (T78.-)

Excludes2 inherited from the categories above T75.1

Not part of this code, but both may be coded when both are present.

Written on T75: Other and unspecified effects of other external causes

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Bathing cramp
  • Drowned, drowning(near)
  • Immersion
  • Near drowning
  • Submersion(fatal) (nonfatal)
  • Asphyxia, asphyxiation›drowning
  • Asphyxia, asphyxiation›submersion
  • Cramp›bathing
  • Cramp›due to immersion
  • Cramp›immersion
  • Cramp›swimmer's
  • Effect, adverse›submersion

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead T75.1

3 child codes. Green means billable.

Other codes under T75

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.