AutoICD API

T45.8X

Non-billable

Primarily systemic and hematological agents

Poisoning by, adverse effect of and underdosing of other primarily systemic and hematological agents

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

T36-T50

Parent Code

T45.8

Child Codes

6

Coding Notes

Includes

Conditions included 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

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)
  • toxic reaction to local anesthesia in pregnancy (O29.3-)

Excludes 2

Conditions not included here, but the patient may have both

  • 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)
  • poisoning by, adverse effect of and underdosing of immunoglobulin (T50.Z1)
  • poisoning by, adverse effect of and underdosing of iron (T45.4)
  • transfusion reactions (T80.-)

Code First

The underlying condition 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

Additional codes that should follow this code

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

Child Codes (6)

T45.8X1

Poisn by oth primarily systemic and hematolog agents, acc

T45.8X2

Poisn by oth prim systemic and hematolog agents, self-harm

T45.8X3

Poisn by oth prim systemic and hematolog agents, assault

T45.8X4

Poisn by oth primarily systemic and hematolog agents, undet

T45.8X5

Adverse effect of primarily systemic and hematolog agents

T45.8X6

Underdosing of primarily systemic and hematological agents

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for primarily systemic and hematological agents?

The ICD-10-CM code for primarily systemic and hematological agents is T45.8X. The full clinical description is "Poisoning by, adverse effect of and underdosing of other primarily systemic and hematological agents". T45.8X is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code T45.8X mean?

ICD-10-CM code T45.8X represents "Poisoning by, adverse effect of and underdosing of other primarily systemic and hematological agents". It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.

Is T45.8X a billable code?

No, T45.8X is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under T45.8X.

What chapter is T45.8X in?

T45.8X is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).

What codes cannot be used with T45.8X?

T45.8X has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); toxic reaction to local anesthesia in pregnancy (O29.3-).

What are the subcategories under T45.8X?

T45.8X has 6 child codes, including: T45.8X1 (Poisn by oth primarily systemic and hematolog agents, acc), T45.8X2 (Poisn by oth prim systemic and hematolog agents, self-harm), T45.8X3 (Poisn by oth prim systemic and hematolog agents, assault), T45.8X4 (Poisn by oth primarily systemic and hematolog agents, undet), and 2 more.

Are additional codes required with T45.8X?

Yes, when using T45.8X you should also code: code to identify any retained foreign body, if applicable (Z18.-); 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-).

What are the UMLS CUIs for T45.8X?

T45.8X is linked to 1 UMLS Concept Unique Identifier: C2879330. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

Try FreeView API Docs

Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.