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ICD-10-CM Codes
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S00-T88
Injury, poisoning and certain other consequences of external causes
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T36-T50
Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances
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T42-
Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs
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2021 ICD-10-CM Diagnosis Code T42.3X3D
2021 ICD-10-CM Diagnosis Code T42.3X3D
Poisoning by barbiturates, assault, subsequent encounter
2016 2017 2018 2019 2020 2021 Billable/Specific Code POA Exempt
- T42.3X3D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM T42.3X3D became effective on October 1, 2020.
- This is the American ICD-10-CM version of T42.3X3D - other international versions of ICD-10 T42.3X3D may differ.
The following code(s) above
T42.3X3D contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
T42.3X3D:
- S00-T88
2021 ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causesNote- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Use Additional- code to identify any retained foreign body, if applicable (Z18.-)
Injury, poisoning and certain other consequences of external causes - T36-T50
2021 ICD-10-CM Range T36-T50
Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substancesCode First- , 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)
Includes- adverse effect of correct substance properly administered
- poisoning by overdose of substance
- poisoning by wrong substance given or taken in error
- underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed
Note- The drug giving rise to the adverse effect should be identified by use of codes from categories T36-T50 with fifth or sixth character 5.
Type 1 Excludes- toxic reaction to local anesthesia in pregnancy (O29.3-)
Type 2 Excludes- 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)
Use Additional- 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-)
Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances - T42
ICD-10-CM Diagnosis Code T42
Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 2 Excludes- drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.--F19.-)
Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs - T42.3
ICD-10-CM Diagnosis Code T42.3
Poisoning by, adverse effect of and underdosing of barbiturates
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 1 Excludes- poisoning by, adverse effect of and underdosing of thiobarbiturates (T41.1-)
Poisoning by, adverse effect of and underdosing of barbiturates
Present On AdmissionPOA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
- T42.3X3D is considered exempt from POA reporting.
ICD-10-CM T42.3X3D is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 949 Aftercare with cc/mcc
- 950 Aftercare without cc/mcc
Convert T42.3X3D to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To T42.3X3D
T42.3X1 Poisoning by barbiturates, accidental (unintentional)
T42.3X2 Poisoning by barbiturates, intentional self-harm
T42.3X3 Poisoning by barbiturates, assault
T42.3X3D
…… subsequent encounter
T42.3X4 Poisoning by barbiturates, undetermined
T42.3X5 Adverse effect of barbiturates
T42.3X6 Underdosing of barbiturates
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.