ICD-10-CM Billable Code

O36.591

Maternal care for other known or suspected poor fetal growth, first trimester

Clinical Classification Guidelines

Medical Intelligence & Overview

ICD-10 code O36.591 pertains to maternal care provided during the first trimester of pregnancy for women suspected of having poor fetal growth. This condition involves a fetus that is smaller than expected for its gestational age, potentially indicating underlying health issues or complications. Early detection and management are crucial in ensuring healthy pregnancy outcomes and fetal development.

Causes & Symptoms

Clinical Causes: Placental insufficiency, where the placenta does not provide enough nutrients and oxygen to the fetus Maternal health conditions such as hypertension, diabetes, or autoimmune diseases Infections during pregnancy, like toxoplasmosis or cytomegalovirus Substance abuse, including alcohol, tobacco, or illicit drugs Genetic or congenital abnormalities affecting fetal growth Poor maternal nutrition or significant weight loss during early pregnancy Environmental factors, such as exposure to toxins or radiation Multiple pregnancies (twins, triplets, etc.) that may lead to restricted growth due to shared resources

Key Symptoms: No noticeable symptoms; often detected during routine ultrasounds Slower than expected fetal growth measurements Reduced fetal movement reported later in pregnancy Possible maternal symptoms like fatigue or hypertension if associated with underlying health issues

Diagnostic & Treatment

Diagnosis Path: Diagnosis of suspected poor fetal growth in the first trimester typically involves a combination of ultrasound examinations and clinical assessments. Healthcare providers may measure the size of the fetus and compare it to standard growth charts. Additional tests may include:

Treatment Protocols: Treatment strategies focus on addressing underlying causes, monitoring fetal development, and supporting maternal health. Interventions may include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is O36.591 a billable ICD-10 code?
Yes, O36.591 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report O36.591?
Clinical documentation must specify the nature of Maternal care for other known or suspected poor fetal growth, first trimester and any associated comorbidities for accurate reporting.

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