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G47.21 – Circadian rhythm sleep disorder, delayed sleep phase type

Circadian rhythm sleep disorder, delayed sleep phase type

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G47.21 – Circadian rhythm sleep disorder, delayed sleep phase type
Andrew Saurin

Medicare CPT / Coverage Preview

Medicare CPT / Coverage Preview
ICD-10: G47.21
Raw ICD: G4721
Context: G47.21 – Circadian rhythm sleep disorder, delayed sleep phase type
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Title

G47.21 – Circadian rhythm sleep disorder, delayed sleep phase type

Description

Circadian rhythm sleep disorder, delayed sleep phase type

Category

Diseases of the Nervous System

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G47.21 – Circadian rhythm sleep disorder, delayed sleep phase type

ICD-10-CM Code

G47.21

Raw ICD Code

G4721

Code Range

G00-G99

Billable / Valid

Valid/Billable

CDC Order Number

06725

Source Year

FY2026

Effective Date

October 1, 2025

Import Batch

icd10cm-fy2026-batch03-of30