ICD-10-CM Billable Code

O36.812

Decreased fetal movements, second trimester

Clinical Classification Guidelines

Medical Intelligence & Overview

Decreased fetal movements during pregnancy can be concerning for expectant mothers and healthcare providers. Specifically, in the second trimester, a noticeable reduction in the baby's movements may indicate underlying issues that need further evaluation. While some variation in fetal activity is normal, a significant decrease should prompt medical attention to ensure both maternal and fetal health. This article provides an overview of decreased fetal movements in the second trimester, highlighting possible causes, symptoms, diagnostic approaches, and potential management strategies.

Causes & Symptoms

Clinical Causes: Fetal sleep cycles, which can temporarily reduce visible movements Placental insufficiency, leading to reduced oxygen and nutrient delivery Fetal growth restriction or development issues Cord complications such as cord prolapse or compression Maternal factors like dehydration, fatigue, or infections Maternal medications that affect fetal activity Multiple pregnancies, where each fetus may be less active due to shared resources Sudden changes in maternal activity or health conditions

Key Symptoms: Noticeable decrease in movements that the mother previously felt regularly Mother feeling fewer kicks or flutters than usual Feeling of fetal activity changes over a period of days Occasional absence of movement, especially during times when fetal activity is typically observed Mother experiencing anxiety or worry about fetal well-being

Diagnostic & Treatment

Diagnosis Path: To assess decreased fetal movements, healthcare providers typically perform a combination of tests and examinations, which may include: - Ultrasound scans to evaluate fetal growth, amniotic fluid levels, and placental blood flow - Non-stress tests (NST) that monitor fetal heart rate in response to movement - Biophysical profile (BPP), combining ultrasound and NST to assess fetal health - Doppler studies to evaluate blood flow in the umbilical artery - Maternal health assessment to rule out infections, dehydration, or other contributing factors These investigations help determine whether the fetus is at risk and guide appropriate management strategies.

Treatment Protocols: Management of decreased fetal movements depends on the findings from diagnostic tests. Common interventions may include: - Increased maternal hydration and rest - Nutritional support and monitoring - Close fetal surveillance through repeated NSTs or BPPs - Administration of medications if indicated, such as for maternal infections or other underlying issues - Early delivery considerations if fetal well-being is compromised - Consultation with specialists in maternal-fetal medicine for complex cases The primary goal is to monitor and support fetal health to prevent adverse outcomes, ensuring timely intervention if necessary.

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 O36.812 a billable ICD-10 code?
Yes, O36.812 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report O36.812?
Clinical documentation must specify the nature of Decreased fetal movements, second trimester and any associated comorbidities for accurate reporting.

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