O03 ICD-10-CM Code: Spontaneous abortion
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
O03Spontaneous abortion
ICD-10-CM diagnosis code · United States clinical modification
Where O03 sits
- 1
Chapter 15
Pregnancy, childbirth and the puerperium (O00-O9A)
- 2
Section
Pregnancy with abortive outcome (O00-O08)
- 3
Category O03
Spontaneous abortion
- 4
Code O03
Spontaneous abortion
Codes under O03
O03 is a non-billable category. Choose the child code that best matches the documented diagnosis.
O03.0Genital tract and pelvic infection following incomplete spontaneous abortionO03.1Delayed or excessive hemorrhage following incomplete spontaneous abortionO03.2Embolism following incomplete spontaneous abortionO03.3Other and unspecified complications following incomplete spontaneous abortionO03.4Incomplete spontaneous abortion without complicationO03.5Genital tract and pelvic infection following complete or unspecified spontaneous abortionO03.6Delayed or excessive hemorrhage following complete or unspecified spontaneous abortionO03.7Embolism following complete or unspecified spontaneous abortionO03.8Other and unspecified complications following complete or unspecified spontaneous abortionO03.9Complete or unspecified spontaneous abortion without complicationNotes for this code
Inclusion terms
No inclusion terms are listed for O03.
Code first
No “code first” instruction is listed for O03.
Use additional code
No “use additional code” instruction is listed for O03.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for O03.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for O03.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code O03 mean?
O03 is the FY 2027 U.S. ICD-10-CM code for “Spontaneous abortion.”
Is O03 a billable or specific ICD-10-CM code?
No. O03 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is O03 located in ICD-10-CM?
O03 is listed in Chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A), within Pregnancy with abortive outcome (O00-O08) (O00–O08), under category O03, Spontaneous abortion.
What coding notes are listed for O03?
No inclusion terms are listed for O03 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.