ICD10

ICD-10 Code T61.9: Toxic effect of unspecified seafood

T61.9 is an ICD-10 diagnosis entry used to group records related to Toxic effect of unspecified seafood. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

When is it used?

  • May be used when a clinician documents toxic effect of unspecified seafood in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
  • This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter
19Injury, poisoning and certain other consequences of external causes (S00-T88)
block
T07-T88Injury, poisoning and certain other consequences of external causes
block
T51-T65Toxic effects of substances chiefly nonmedicinal as to source
category
T61Toxic effect of noxious substances eaten as seafood
currentT61

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

Emergency Medicine SpecialistOrthopedic Specialist

Coding guidelines

Compatibility

Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.
Legacy codes
T61.9
Replacement codes
T61.91 — Toxic effect of unspecified seafood, accidental (unintentional)T61.92 — Toxic effect of unspecified seafood, intentional self-harmT61.93 — Toxic effect of unspecified seafood, assaultT61.94 — Toxic effect of unspecified seafood, undetermined

Common synonyms

Toxic effect of unspecified seafoodToxic effect of seafood

Frequently asked questions

Code details

CodeT61.9
SystemICD10
Display nameToxic effect of unspecified seafood
ChapterInjury, poisoning and certain other consequences of external causes (S00-T88)
BlockToxic effects of substances chiefly nonmedicinal as to source

Flags

BillableNo
Valid clinical useNo

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.