All ICD10 Codes

G44.8

Non-Billable
ChapterG00–G99
Ranksubcategory
Official Description

Other specified headache syndromes

Use a more specific code (7 billable)
G44.81Hypnic headacheG44.82Headache associated with sexual activityG44.83Primary cough headacheG44.84Primary exertional headacheG44.85Primary stabbing headacheG44.86Cervicogenic headacheG44.89Other headache syndrome
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)
  • headache with orthostatic or positional component, not elsewhere classified (R51.0)
General instructions are available for the parent sections:
View CH6 NotesView G44 Notes

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G40-G47Episodic and paroxysmal disorders (G40-G47)
G44Other headache syndromes
G44.8Other specified headache syndromesNot billable
G44.81Hypnic headacheBillable
G44.82Headache associated with sexual activityBillable
G44.83Primary cough headacheBillable
G44.84Primary exertional headacheBillable
G44.85Primary stabbing headacheBillable
G44.86Cervicogenic headacheBillable
G44.89Other headache syndromeBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G44.8:

categoryG44
Other headache syndromes
View context instructions
chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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