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U.S. ICD-10-CM · FY 2027

T43.611A ICD-10-CM Code: Poisoning by caffeine, accidental (unintentional), initial encounter

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

Code definition

Official description

T43.611A

Poisoning by caffeine, accidental (unintentional), initial encounter

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

Classification

Where T43.611A sits

  1. 1

    Chapter 19

    Injury, poisoning and certain other consequences of external causes (S00-T88)

  2. 2

    Section

    Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

  3. 3

    Category T43

    Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified

  4. 4

    Subcategory T43.611

    Poisoning by caffeine, accidental (unintentional)

  5. 5

    Code T43.611A

    Poisoning by caffeine, accidental (unintentional), initial encounter

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for T43.611A.

Code first

No “code first” instruction is listed for T43.611A.

Use additional code

No “use additional code” instruction is listed for T43.611A.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for T43.611A.

Excludes2

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

No Excludes2 note is listed for T43.611A.

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 T43.611A mean?

T43.611A is the FY 2027 U.S. ICD-10-CM code for “Poisoning by caffeine, accidental (unintentional), initial encounter.”

Is T43.611A a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, T43.611A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is T43.611A located in ICD-10-CM?

T43.611A is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50) (T36–T50), under category T43, Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified and subcategory T43.611, Poisoning by caffeine, accidental (unintentional).

What coding notes are listed for T43.611A?

No inclusion terms are listed for T43.611A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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