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T40.41

Non-billable

Fentanyl or fentanyl analogs

Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs

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

T40.4

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)
  • drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.-F19.-)

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)

T40.411

Poisoning by fentanyl or fentanyl analogs, accidental

T40.412

Poisoning by fentanyl or fentanyl analogs, self-harm

T40.413

Poisoning by fentanyl or fentanyl analogs, assault

T40.414

Poisoning by fentanyl or fentanyl analogs, undetermined

T40.415

Adverse effect of fentanyl or fentanyl analogs

T40.416

Underdosing of fentanyl or fentanyl analogs

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for fentanyl or fentanyl analogs?

The ICD-10-CM code for fentanyl or fentanyl analogs is T40.41. The full clinical description is "Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs". T40.41 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code T40.41 mean?

ICD-10-CM code T40.41 represents "Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs". 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 T40.41 a billable code?

No, T40.41 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 T40.41.

What chapter is T40.41 in?

T40.41 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).

What codes cannot be used with T40.41?

T40.41 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 T40.41?

T40.41 has 6 child codes, including: T40.411 (Poisoning by fentanyl or fentanyl analogs, accidental), T40.412 (Poisoning by fentanyl or fentanyl analogs, self-harm), T40.413 (Poisoning by fentanyl or fentanyl analogs, assault), T40.414 (Poisoning by fentanyl or fentanyl analogs, undetermined), and 2 more.

Are additional codes required with T40.41?

Yes, when using T40.41 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 T40.41?

T40.41 is linked to 1 UMLS Concept Unique Identifier: C5384891. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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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.