2026 ICD-10-CM Diagnosis Code Z33.2Encounter for elective termination of pregnancy

ICD-10-CM Codes›Z00–Z99›Z30-Z39›Z33

ICD-10-CM Z33.2
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z33.2 is a billable ICD-10-CM diagnosis code for encounter for elective termination of pregnancy. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The code is restricted by the Medicare Code Editor to maternity cases (age 9 through 64). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Induced abortion and complications of termination of pregnancy.

Code Identity

ICD-10-CM Code
Z33.2
Billable Status
Yes — Valid for Submission
Code Describes
Encounter for elective termination of pregnancy
Short Description
Encounter for elective termination of pregnancy
Same as the full description in the CMS dataset.
Parent Code
Z33
Pregnant state

Code Classification

ChapterZ00–Z99Factors influencing health status and contact with health services
SectionZ30-Z39Persons encountering health services in circumstances related to reproduction
CategoryZ33Pregnant state
This CodeZ33.2Encounter for elective termination of pregnancy

Code EditsBilling

Medicare Code Editor checks that affect claim validity for Z33.2.

Maternity diagnoses
The Medicare Code Editor detects inconsistencies in maternity cases by checking a patient's age and any diagnosis on the patient's record. The maternity code edits apply to patients age ange is 9–64 years inclusive (e.g., diabetes in pregnancy, antepartum pulmonary complication).

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Complete induced termination of pregnancy
  • Counseling for termination of pregnancy done
  • Elective termination of pregnancy
  • Fetal death due to termination of pregnancy
  • Induced termination of pregnancy in first trimester
  • Induced termination of pregnancy in second trimester
  • Patient requested procedure
  • Requests pregnancy termination
  • Termination of pregnancy
  • Termination of pregnancy on demand
  • Therapeutic termination of pregnancy

Tabular List NotesGuidance

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

Type 1 Excludes

  • early fetal death with retention of dead fetus O02.1
  • late fetal death O36.4
  • spontaneous abortion O03

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.

    • Abortion(complete) (spontaneous)
      • induced (encounter for)
    • Encounter(with health service) (for)
      • termination of pregnancy, elective
    • Termination
      • pregnancy, elective

Clinical ClassificationClinical

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

CCSR PRG004
Induced abortion and complications of termination of pregnancy
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Abortion

An induced abortion is a procedure to end a pregnancy. It can be done two different ways:

Read the full article at MedlinePlus

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

Convert Z33.2 to ICD-9-CMHistory

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

ICD-9-CM
635.90 Legal abort uncompl-unsp
Approximate The match is approximate rather than exact.

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 Z33.2Overview

Is Z33.2 (Pregnant state) a billable code?

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

Who can Z33.2 be reported for?

The Medicare Code Editor checks encounter for elective termination of pregnancy against patient demographics: this code is intended for maternity cases (age 9 through 64). Claims outside these limits are flagged as inconsistent.

What is the ICD-9 equivalent of Z33.2?

Under the General Equivalence Mappings, encounter for elective termination of pregnancy converts to ICD-9-CM 635.90 (legal abort uncompl-unsp). The mapping is approximate, so confirm the match fits the documentation.