T36.6X2D Poisoning by rifampicins, intentional self-harm, subsequent encounter

ICD-10-CM T36.6X2D: Poisoning by rifampicins, intentional self-harm, subsequent encounter

ICD-10-CM code T36.6X2D identifies a subsequent encounter for poisoning by rifampicins involving intentional self-harm. Official sources establish the exact code label and distinguish it from the initial encounter code T36.6X2A. The provided public excerpts confirm the code's classification within a broader list of intentional self-harm antibiotic poisoning codes. 3 6

Plain-language overview

Code T36.6X2D is labeled as poisoning by rifampicins, intentional self-harm, subsequent encounter in the ICD-10-CM system. This code identifies a specific health-status concept related to an instance of intentional self-harm involving rifampicins. 3

What this code represents

The official display label for T36.6X2D is poisoning by rifampicins, intentional self-harm, subsequent encounter. The code is explicitly distinguished from T36.6X2A, which represents the initial encounter for the same intentional self-harm poisoning. 2 6

Coding details

Code T36.6X2D is grouped within a broader category of intentional self-harm antibiotic poisoning codes. This category includes T36.0X2D for penicillins, T36.1X2D for cephalosporins, and T36.5X2D for aminoglycosides, among other systemic antibiotics. 6

The CDC lists T36.6X2 as poisoning by rifampicins, intentional self-harm. This listing is situated among other similar antibiotic poisoning codes, such as T36.0x2 for penicillins and T36.4x2 for tetracyclines. 1

Documentation considerations

The NCI EVS Explore portal lists T36.6X2D with an abbreviation of subs encntr. The portal explicitly pairs this abbreviation with the full description of poisoning by rifampicins, intentional self-harm, subsequent encounter. 3

What the sources add

The CMS and IEHP sources both list T36.6X2D alongside T36.6X2A. While CMS lists T36.6X2A as the initial encounter, IEHP explicitly lists T36.6X2D as the subsequent encounter for poisoning by rifampicins involving intentional self-harm. 2 6

The NCI EVS Explore portal provides the code T36.6X2D within the ICD10CM system. The portal confirms the exact text of poisoning by rifampicins, intentional self-harm, subsequent encounter for this specific code. 4

Sources

1. National Health Statistics Reports — cdc.gov; accessed 2026-07-26.
2. Article - Billing and Coding: Oximetry Services (A57205) — cms.gov; accessed 2026-07-26.
3. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-26.
4. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-26.
5. Article - Billing and Coding: RAST Type Tests (A57043) — cms.gov; accessed 2026-07-26.
6. Mental Health Disorder Diagnosis List — providerservices.iehp.org; accessed 2026-07-26.