T50.912 — Poisoning by multiple unspecified drugs, medicaments and biological substances, intentional self-harm

Not billable

Is T50.912 billable?

No — T50.912 is a non-billable header code. T50.912 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath T50.912.

Billable codes under this header

T50.912APoisoning by multiple unspecified drugs, medicaments and biological substances, intentional self-harm, initial encounter
T50.912DPoisoning by multiple unspecified drugs, medicaments and biological substances, intentional self-harm, subsequent encounter
T50.912SPoisoning by multiple unspecified drugs, medicaments and biological substances, intentional self-harm, sequela

T50.912 at a glance

Code	T50.912
Description	Poisoning by multiple unspecified drugs, medicaments and biological substances, intentional self-harm
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes1 — never code together — inherited from T36-T50

The conditions below can never be reported together with T50.912 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

toxic reaction to local anesthesia in pregnancy (O29.3-)

Code first — inherited from T36-T50

The underlying condition below must be sequenced before T50.912. T50.912 describes a manifestation and cannot be the principal or first-listed diagnosis.

, for adverse effects, the nature of the adverse effect, such as:
adverse effect NOS (T88.7)
aspirin gastritis (K29.-)
blood disorders (D56-D76)
contact dermatitis (L23-L25)
dermatitis due to substances taken internally (L27.-)
nephropathy (N14.0-N14.2)

Use additional code — inherited from Chapter 19

Report an additional code alongside T50.912 to fully describe the condition. T50.912 is sequenced first.

code to identify any retained foreign body, if applicable (Z18.-)

Use additional code — inherited from T36-T50

Report an additional code alongside T50.912 to fully describe the condition. T50.912 is sequenced first.

code(s) to specify:
manifestations of poisoning
underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
underdosing of medication regimen (Z91.12-, Z91.13-)

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of T50.912, but a patient may have both at the same time. When documentation supports it, T50.912 and the excluded code may both be reported.

birth trauma (P10-P15)
obstetric trauma (O70-O71)

Excludes2 — not included here — inherited from T36-T50

The conditions below are not part of T50.912, but a patient may have both at the same time. When documentation supports it, T50.912 and the excluded code may both be reported.

abuse and dependence of psychoactive substances (F10-F19)
abuse of non-dependence-producing substances (F55.-)
immunodeficiency due to drugs (D84.821)
drug reaction and poisoning affecting newborn (P00-P96)
pathological drug intoxication (inebriation) (F10-F19)

Code also — inherited from T50.91

Two codes may be needed to describe the condition fully. Whether T50.912 is sequenced first depends on the reason for the encounter.

any specific drugs, medicaments and biological substances

What codes fall under T50.912? (3)

How long has T50.912 existed?

T50.912 first appears in FY2021 (FY2020 is not available, so it may have appeared then).

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.