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ICD-10/T61.12XD

T61.12XD ICD-10-CM Code: Scombroid fish poisoning, intentional self-harm, subsequent encounter

T61.12XD is the authoritative medical code for Scombroid fish poisoning, intentional self-harm, subsequent encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for scombroid fish poisoning, intentional self-harm, subsequent encounter (ICD-10-CM T61.12XD), ensuring healthcare documentation aligns with current federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Scombroid fish poisoning, intentional self-harm, subsequent encounter is a billable ICD-10-CM diagnosis code (T61.12D). Excludes1 (not coded here): allergic reaction to food, such as:; anaphylactic reaction or shock due to adverse food reaction (T78.0-); bacterial foodborne intoxications (A05.-); dermatitis (L23.6, L25.4, L27.2); food protein-induced enterocolitis syndrome (K52.21); food protein-induced enteropathy (K52.22); gastroenteritis (noninfective) (K52.29); toxic effect of aflatoxin and other mycotoxins (T64); toxic effect of cyanides (T65.0-); toxic effect of harmful algae bloom (T65.82-); toxic effect of hydrogen cyanide (T57.3-); toxic effect of mercury (T56.1-); toxic effect of red tide (T65.82-); contact with and (suspected) exposure to toxic substances (Z77.-). Use additional code: code(s):; for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70); personal history of foreign body fully removed (Z87.821); to identify any retained foreign body, if applicable (Z18.-). 7th character: The appropriate 7th character is to be added to each code from category T61.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for T61.12XD in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • allergic reaction to food, such as:
  • anaphylactic reaction or shock due to adverse food reaction (T78.0-)
  • bacterial foodborne intoxications (A05.-)
  • dermatitis (L23.6, L25.4, L27.2)
  • food protein-induced enterocolitis syndrome (K52.21)
  • food protein-induced enteropathy (K52.22)
  • gastroenteritis (noninfective) (K52.29)
  • toxic effect of aflatoxin and other mycotoxins (T64)
  • toxic effect of cyanides (T65.0-)
  • toxic effect of harmful algae bloom (T65.82-)
  • toxic effect of hydrogen cyanide (T57.3-)
  • toxic effect of mercury (T56.1-)
  • toxic effect of red tide (T65.82-)
  • contact with and (suspected) exposure to toxic substances (Z77.-)

Use Additional Code

Supplementary codes the tabular list directs you to add.

  • Use additional code(s):
  • for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)
  • personal history of foreign body fully removed (Z87.821)
  • to identify any retained foreign body, if applicable (Z18.-)

Frequently Asked Questions (FAQ) & Clinical Guidance

Does T61.12XD require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category T61.

What can't be coded together with T61.12XD?

Per official ICD-10-CM Excludes1 instructions, T61.12XD must not be reported together with: allergic reaction to food, such as:; anaphylactic reaction or shock due to adverse food reaction (T78.0-); bacterial foodborne intoxications (A05.-); dermatitis (L23.6, L25.4, L27.2).

Is an additional code needed with T61.12XD?

Use additional code(s) to specify: code(s):; for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70); personal history of foreign body fully removed (Z87.821); to identify any retained foreign body, if applicable (Z18.-).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to T61.12XD in its code family, with their registry titles.

  • T61.11XA — Scombroid fish poisoning, accidental (unintentional), initial encounter
  • T61.11XD — Scombroid fish poisoning, accidental (unintentional), subsequent encounter
  • T61.11XS — Scombroid fish poisoning, accidental (unintentional), sequela
  • T61.12 — Scombroid fish poisoning, intentional self-harm
  • T61.12XA — Scombroid fish poisoning, intentional self-harm, initial encounter
  • T61.12XS — Scombroid fish poisoning, intentional self-harm, sequela
  • T61.13 — Scombroid fish poisoning, assault
  • T61.13XA — Scombroid fish poisoning, assault, initial encounter
  • T61.13XD — Scombroid fish poisoning, assault, subsequent encounter
  • T61.13XS — Scombroid fish poisoning, assault, sequela

View all codes in the T61 family