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T43.616

Non-billable

Underdosing of caffeine

Underdosing of caffeine

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

T43.61

Child Codes

3

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-)
  • appetite depressants (T50.5-)
  • barbiturates (T42.3-)
  • benzodiazepines (T42.4-)
  • methaqualone (T42.6-)
  • psychodysleptics [hallucinogens] (T40.7-T40.9-)
  • poisoning by, adverse effect of and underdosing of cocaine (T40.5-)

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 (3)

T43.616A

Underdosing of caffeine, initial encounter

BillableT43.616D

Underdosing of caffeine, subsequent encounter

BillableT43.616S

Underdosing of caffeine, sequela

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for underdosing of caffeine?

The ICD-10-CM code for underdosing of caffeine is T43.616. The full clinical description is "Underdosing of caffeine". T43.616 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code T43.616 mean?

ICD-10-CM code T43.616 represents "Underdosing of caffeine". 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 T43.616 a billable code?

No, T43.616 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under T43.616.

What chapter is T43.616 in?

T43.616 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).

What codes cannot be used with T43.616?

T43.616 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-); and 6 more.

What are the subcategories under T43.616?

T43.616 has 3 child codes, including: T43.616A (Underdosing of caffeine, initial encounter), T43.616D (Underdosing of caffeine, subsequent encounter), T43.616S (Underdosing of caffeine, sequela).

Are additional codes required with T43.616?

Yes, when using T43.616 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 T43.616?

T43.616 is linked to 1 UMLS Concept Unique Identifier: C2878600. 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.