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DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Subcategory · FY2027

G47.0 Insomnia

Header · not billable

G47.0 is not billable. The subcategory heads 3 billable codes in FY2027: the 3 codes directly below it.

ICD-10 code by name

What is the ICD-10 code for insomnia, unspecified?: Insomnia ICD-10 code: G47.00 Insomnia, unspecified. Search ICD-10 for insomnia

Where it sits

G47.1

Billable codes: 3
Subdivisions: 3
CC / MCC codes: 0 / 0
HCC V28 codes: 0
New FY2027: 0
Index entries: 3

Codes in G47.0

G47.00
Insomnia, unspecified
Billable
Inclusion terms 1
Inclusion terms
Insomnia NOS
G47.01
Insomnia due to medical condition
Billable
Code also 1
Code also
associated medical condition
G47.09
Other insomnia
Billable

Sources of each column.

Instructions

At G47.0

Excludes2

alcohol related insomnia (F10.182, F10.282, F10.982) F10.182 F10.282 F10.982
drug-related insomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982) F11.182 F11.282 F11.982 F13.182 F13.282 F13.982 F14.182 F14.282 F14.982 F15.182 F15.282 F15.982 F19.182 F19.282 F19.982
idiopathic insomnia (F51.01) F51.01
insomnia due to a mental disorder (F51.05) F51.05
insomnia not due to a substance or known physiological condition (F51.0-) F51.0
nonorganic insomnia (F51.0-) F51.0
primary insomnia (F51.01) F51.01
sleep apnea (G47.3-) G47.3

Notes that also apply

Excludes2 from G47

nightmares (F51.5) F51.5
nonorganic sleep disorders (F51.-) F51
sleep terrors (F51.4) F51.4
sleepwalking (F51.3) F51.3

Chapter 6 instructions (Excludes2 8): printed on the chapter 6 page.

Index entries

Insomnia (organic) → G47.00
Insomnia (organic)specified NEC → G47.09
Insomnia (organic)due tomedical condition → G47.01

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy