EN 中文 한국어 PT ES FIL ภาษาไทย Việt 日本語

🚨 Emergency: 119

Japan United States US Codes US Glossary Guides Glossary Forms Directory Phrasebook Newsletter Articles About

Home › United States › US Codes › G00-G99 › G44 › G44..81

ICD-10-CM · Chapter 6

G44..81 Hypnic headache

Billable

← G44 — Other headache syndromes Chapter 6: G00-G99

No additional clinical annotations for this code.

Last reviewed: September 2026

AMDA-IMIC

An independent English-language medical information publisher. Materials are presented for informational reference only and do not constitute medical advice.

Not medical advice. For emergencies in Japan, call 119. For medical decisions, consult a licensed healthcare provider.

Japan

English · 中文 · 한국어 · Português · Español · Filipino · ภาษาไทย · Tiếng Việt · 日本語

United States

English · 中文 · 한국어 · Português · Español · Filipino · ภาษาไทย · Tiếng Việt · 日本語

Japan · United States · Guides · US Guides · Forms · Glossary · Directory · Articles · About · Editorial Policy · Sources · Privacy · Accessibility · Contact · RSS

© 2026 AMDA-IMIC