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U.S. ICD-10-CM · FY 2027

O41.1420 ICD-10-CM Code: Placentitis, second trimester, not applicable or unspecified

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

O41.1420

Placentitis, second trimester, not applicable or unspecified

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where O41.1420 sits

  1. 1

    Chapter 15

    Pregnancy, childbirth and the puerperium (O00-O9A)

  2. 2

    Section

    Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)

  3. 3

    Category O41

    Other disorders of amniotic fluid and membranes

  4. 4

    Subcategory O41.142

    Placentitis, second trimester

  5. 5

    Code O41.1420

    Placentitis, second trimester, not applicable or unspecified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for O41.1420.

Code first

No “code first” instruction is listed for O41.1420.

Use additional code

No “use additional code” instruction is listed for O41.1420.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for O41.1420.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for O41.1420.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

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.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code O41.1420 mean?

O41.1420 is the FY 2027 U.S. ICD-10-CM code for “Placentitis, second trimester, not applicable or unspecified.”

Is O41.1420 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, O41.1420 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is O41.1420 located in ICD-10-CM?

O41.1420 is listed in Chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A), within Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) (O30–O48), under category O41, Other disorders of amniotic fluid and membranes and subcategory O41.142, Placentitis, second trimester.

What coding notes are listed for O41.1420?

No inclusion terms are listed for O41.1420 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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