ICD-10-CM > S00-T88 > T66-T78 > T75 > T75.1 T75.1 Unspecified effects of drowning and nonfatal submersion Non-Billable/Non-Specific Applicable To Immersion Type 1 Excludes specified effects of drowning- code to effects Codes T75.1XXA..., initial encounterT75.1XXD..., subsequent encounterT75.1XXS..., sequela