T38.891D

✓ Billable

Poisoning by other hormones and synthetic substitutes, accidental (unintentional), subsequent encounter

Injury, poisoning and certain other consequences of external causes (S00-T88)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

T38

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

Clinical Description

ICD-10-CM code T38.891D represents poisoning by other hormones and synthetic substitutes, accidental (unintentional), subsequent encounter. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory. Coders should note that T38.891D has 3 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code T38.891D?

ICD-10-CM code T38.891D is "Poisoning by other hormones and synthetic substitutes, accidental (unintentional), subsequent encounter". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is T38.891D a billable ICD-10 code?

Yes, T38.891D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with T38.891D?

T38.891D has 3 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Related Codes in T38.891

Other codes in the same category that may be relevant for differential coding:

T38.891APoisoning by other hormones and synthetic substitutes, accidental (unintentional), initial encounter T38.891SPoisoning by other hormones and synthetic substitutes, accidental (unintentional), sequela

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Code Information

CodeT38.891D

BillableYes

ParentT38.891

CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)

Excludes13 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)