When is ICD-10 code O44.40 used?

Doctors, hospitals, and insurers may use ICD-10 code O44.40 when recording low lying placenta nos or without hemorrhage, unspecified trimester in a standardized format.

Does ICD-10 code O44.40 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.

ICD10BillableValid for clinical use

ICD-10 Code O44.40: Low lying placenta NOS or without hemorrhage, unspecified trimester

Name: ICD-10 Code O44.40: Low lying placenta NOS or without hemorrhage, unspecified trimester
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:28:18.714Z

O44.40 is a billable ICD-10 diagnosis code used to classify Low lying placenta NOS or without hemorrhage, unspecified trimester in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. 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 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. 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 low lying placenta nos or without hemorrhage, unspecified trimester in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

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.

Code hierarchy

chapter

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

block

O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

ObstetricianGynecologist

Sibling codes

O44.41Low lying placenta NOS or without hemorrhage, first trimesterbillable O44.42Low lying placenta NOS or without hemorrhage, second trimesterbillable O44.43Low lying placenta NOS or without hemorrhage, third trimesterbillable

Coding guidelines

Common synonyms

Low lying placenta NOS or without hemorrhage, unspecified trimesterLow lying placenta NOS or without hemorrhage

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.