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T38

Non-billable

Hormones and their synthetic substitutes and antag, NEC

Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified

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

Child Codes

10

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-)
  • mineralocorticoids and their antagonists (T50.0-)
  • oxytocic hormones (T48.0-)
  • parathyroid hormones and derivatives (T50.9-)

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)

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-)

7th Character Definitions

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Child Codes (10)

T38.0

Glucocorticoids and synthetic analogues

T38.1

Thyroid hormones and substitutes

T38.2

Antithyroid drugs

T38.3

Insulin and oral hypoglycemic drugs

T38.4

Oral contraceptives

T38.5

Estrogens and progestogens

T38.6

Antigonadtr/antiestr/antiandrg, not elsewhere classified

T38.7

Androgens and anabolic congeners

T38.8

And unsp hormones and synthetic substitutes

T38.9

And unsp hormone antagonists

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is ICD-10 code T38?

ICD-10-CM code T38 represents "Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified". It is a non-billable header code — use a more specific child code for billing purposes.

Is T38 a billable code?

No, T38 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 10 child codes under T38.

What chapter is T38 in?

T38 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).

What codes cannot be used with T38?

T38 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 3 more.

What are the subcategories under T38?

T38 has 10 child codes, including: T38.0 (Glucocorticoids and synthetic analogues), T38.1 (Thyroid hormones and substitutes), T38.2 (Antithyroid drugs), T38.3 (Insulin and oral hypoglycemic drugs), and 6 more.

Are additional codes required with T38?

Yes, when using T38 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 T38?

T38 is linked to 1 UMLS Concept Unique Identifier: C2876989. 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.