2026 ICD-10-CM Diagnosis Code Z32.00Encounter for pregnancy test, result unknown

ICD-10-CM Codes›Z00–Z99›Z30-Z39›Z32

ICD-10-CM Z32.00
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z32.00 is a billable ICD-10-CM diagnosis code for encounter for pregnancy test, result unknown. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). Coders also document this condition as antenatal scan unable to confirm pregnancy. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Encounter for observation and examination for conditions ruled out (excludes infectious disease, neoplasm, mental disorders).

Code Identity

ICD-10-CM Code
Z32.00
Billable Status
Yes — Valid for Submission
Code Describes
Encounter for pregnancy test, result unknown
Short Description
Encounter for pregnancy test, result unknown
Same as the full description in the CMS dataset.
Parent Code
Z32.0
Encounter for pregnancy test

Code Classification

ChapterZ00–Z99Factors influencing health status and contact with health services
SectionZ30-Z39Persons encountering health services in circumstances related to reproduction
CategoryZ32Encounter for pregnancy test and childbirth and childcare instruction
This CodeZ32.00Encounter for pregnancy test, result unknown

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Antenatal scan unable to confirm pregnancy
  • Antenatal ultrasound finding
  • Pregnancy not yet confirmed
  • Pregnancy test equivocal
  • Pregnancy test finding
  • Pregnancy test positive
  • Pregnancy test weakly positive
  • Serum pregnancy test equivocal
  • Urine pregnancy test equivocal

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Encounter for pregnancy test NOS

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Encounter(with health service) (for)
      • pregnancy
        • test

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR FAC003
Encounter for observation and examination for conditions ruled out (excludes infectious disease, neoplasm, mental disorders)
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Pregnancy Test

A pregnancy test can tell whether you're pregnant by checking a sample of your urine (pee) or blood for a hormone called human chorionic gonadotropin (hCG).

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert Z32.00 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
V72.40 Pregnancy test unconfirm
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Z32.00Overview

Is Z32.00 (Encounter for pregnancy test) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report encounter for pregnancy test, result unknown on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of Z32.00?

Under the General Equivalence Mappings, encounter for pregnancy test, result unknown converts to ICD-9-CM V72.40 (pregnancy test unconfirm). The mapping is a direct match.