When is ICD-10 code O99.32 used?

Doctors, hospitals, and insurers may use ICD-10 code O99.32 when recording drug use complicating pregnancy, childbirth, and the puerperium in a standardized format. This entry may also act as a broader category that points toward more specific child codes.

Does ICD-10 code O99.32 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10

ICD-10 Code O99.32: Drug use complicating pregnancy, childbirth, and the puerperium

Name: ICD-10 Code O99.32: Drug use complicating pregnancy, childbirth, and the puerperium
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:28:48.689Z

O99.32 is an ICD-10 diagnosis entry used to group records related to Drug use complicating pregnancy, childbirth, and the puerperium. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

When is it used?

May be used when a clinician documents drug use complicating pregnancy, childbirth, and the puerperium in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter

15Pregnancy, childbirth and the puerperium (O00-O9A)

block

O94-O9AOther obstetric conditions, not elsewhere classified

Official coding notes

Applicable to

code(s) from F11-F16 and F18-F19 to identify manifestations of the drug use

Use additional code

code(s) from F11-F16 and F18-F19 to identify manifestations of the drug use

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

ObstetricianGynecologist

Related procedures

Obstetric ultrasound

May appear in pregnancy follow-up pathways when maternal diseases complicate pregnancy and fetal well-being is monitored.

Fetal nonstress testing

May be used in selected higher-risk pregnancy monitoring pathways.

Sibling codes

O99.31Alcohol use complicating pregnancy, childbirth, and the puerperium O99.33Tobacco use disorder complicating pregnancy, childbirth, and the puerperium O99.34Other mental disorders complicating pregnancy, childbirth, and the puerperium O99.35Diseases of the nervous system complicating pregnancy, childbirth, and the puerperium

Coding guidelines

Common synonyms

Drug use complicating pregnancy, childbirth, and the puerperium

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.