T43.623 is the authoritative medical code for Poisoning by amphetamines, assault. This classification is used in medical billing and clinical recording to specify the clinical criteria for poisoning by amphetamines, assault (ICD-10-CM T43.623), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Poisoning by amphetamines, assault is a non-billable ICD-10-CM category code T43.623. A more specific billable subcode must be selected for claims submission. 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. Excludes1 (not coded here): poisoning by, adverse effect of and underdosing of cocaine T40.5-; toxic reaction to local anesthesia in pregnancy O29.3-. Excludes2 (not included here): appetite depressants T50.5-; barbiturates T42.3-; benzodiazepines T42.4-; drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.- -F19.-); methaqualone T42.6-; psychodysleptics hallucinogens; 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 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. Use additional code: 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-). 7th character: The appropriate 7th character is to be added to each code from category T43.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for T43.623 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- 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
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- poisoning by, adverse effect of and underdosing of cocaine T40.5-
- toxic reaction to local anesthesia in pregnancy O29.3-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- appetite depressants T50.5-
- barbiturates T42.3-
- benzodiazepines T42.4-
- drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.- -F19.-)
- methaqualone T42.6-
- psychodysleptics hallucinogens
- 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 First
Underlying conditions that must be sequenced before this code.
- , 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
Supplementary codes the tabular list directs you to add.
- 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-)
Frequently Asked Questions (FAQ) & Clinical Guidance
Can T43.623 be billed directly?
No. T43.623 (Poisoning by amphetamines, assault) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does T43.623 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category T43.
What can't be coded together with T43.623?
Per Excludes1 instructions, T43.623 must not be reported with: poisoning by, adverse effect of and underdosing of cocaine (T40.5-); toxic reaction to local anesthesia in pregnancy (O29.3-).
Can T43.623 be reported alongside related conditions?
Per Excludes2 instructions, T43.623 and the following may both be reported when both are present: appetite depressants (T50.5-); barbiturates (T42.3-); benzodiazepines (T42.4-); drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.- -F19.-).
Does T43.623 need to be sequenced after another code?
Yes. Code first: , for adverse effects, the nature of the adverse effect, such as:; adverse effect NOS (T88.7); aspirin gastritis (K29.-); blood disorders (D56-D76).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as T43.623, with their registry titles.
- T43 — Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified
- T43.0 — Poisoning by, adverse effect of and underdosing of tricyclic and tetracyclic antidepressants
- T43.01 — Poisoning by, adverse effect of and underdosing of tricyclic antidepressants
- T43.011 — Poisoning by tricyclic antidepressants, accidental (unintentional)
- T43.011A — Poisoning by tricyclic antidepressants, accidental (unintentional), initial encounter
- T43.011D — Poisoning by tricyclic antidepressants, accidental (unintentional), subsequent encounter
- T43.011S — Poisoning by tricyclic antidepressants, accidental (unintentional), sequela
- T43.012 — Poisoning by tricyclic antidepressants, intentional self-harm
- T43.012A — Poisoning by tricyclic antidepressants, intentional self-harm, initial encounter
- T43.012D — Poisoning by tricyclic antidepressants, intentional self-harm, subsequent encounter
- T43.012S — Poisoning by tricyclic antidepressants, intentional self-harm, sequela
- T43.013 — Poisoning by tricyclic antidepressants, assault
- T43.013A — Poisoning by tricyclic antidepressants, assault, initial encounter
- T43.013D — Poisoning by tricyclic antidepressants, assault, subsequent encounter
- T43.013S — Poisoning by tricyclic antidepressants, assault, sequela
- T43.014 — Poisoning by tricyclic antidepressants, undetermined
- T43.014A — Poisoning by tricyclic antidepressants, undetermined, initial encounter
- T43.014D — Poisoning by tricyclic antidepressants, undetermined, subsequent encounter
- T43.014S — Poisoning by tricyclic antidepressants, undetermined, sequela
- T43.015 — Adverse effect of tricyclic antidepressants
- T43.015A — Adverse effect of tricyclic antidepressants, initial encounter
- T43.015D — Adverse effect of tricyclic antidepressants, subsequent encounter
- T43.015S — Adverse effect of tricyclic antidepressants, sequela
- T43.016 — Underdosing of tricyclic antidepressants
- T43.016A — Underdosing of tricyclic antidepressants, initial encounter
- T43.016D — Underdosing of tricyclic antidepressants, subsequent encounter
- T43.016S — Underdosing of tricyclic antidepressants, sequela
- T43.02 — Poisoning by, adverse effect of and underdosing of tetracyclic antidepressants
- T43.021 — Poisoning by tetracyclic antidepressants, accidental (unintentional)
- T43.021A — Poisoning by tetracyclic antidepressants, accidental (unintentional), initial encounter
- T43.021D — Poisoning by tetracyclic antidepressants, accidental (unintentional), subsequent encounter
- T43.021S — Poisoning by tetracyclic antidepressants, accidental (unintentional), sequela
- T43.022 — Poisoning by tetracyclic antidepressants, intentional self-harm
- T43.022A — Poisoning by tetracyclic antidepressants, intentional self-harm, initial encounter
- T43.022D — Poisoning by tetracyclic antidepressants, intentional self-harm, subsequent encounter
- T43.022S — Poisoning by tetracyclic antidepressants, intentional self-harm, sequela
- T43.023 — Poisoning by tetracyclic antidepressants, assault
- T43.023A — Poisoning by tetracyclic antidepressants, assault, initial encounter
- T43.023D — Poisoning by tetracyclic antidepressants, assault, subsequent encounter
- T43.023S — Poisoning by tetracyclic antidepressants, assault, sequela
Associated Substances (10)
Substances from the official ICD-10-CM Table of Drugs and Chemicals that map to this code.
- Amfetamine
- Amfetaminil
- Amphetamine NEC
- Benzedrine (amphetamine)
- Dexamfetamine
- Dexamphetamine
- Dexedrine
- Dextroamphetamine
- Methylenedioxyamphetamine
- Tenamfetamine
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: