G44

Non-billable

Other headache syndromes

G44 is the ICD-10-CM code for Other headache syndromes. It is a non-billable category code — use a more specific child code such as G44.0 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Subcodes
7
Edition
FY2026

G00-G99 Diseases of the nervous system

What this means — in plain language

MedlinePlus · NIH

Almost everyone has had a headache. Headache is the most common form of pain. It's a major reason people miss days at work or school or visit the doctor. The most common type of headache is a tension headache. Tension headaches are due to tight muscles in your shoulders, neck, scalp and jaw. They are often related to stress, depression or anxiety. You are more likely to get tension headaches if you work too much,…

Read more about Headache at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

Excludes2 — not included here

  • atypical facial pain (G50.1)
  • headache due to lumbar puncture (G97.1)
  • migraines (G43.-)
  • trigeminal neuralgia (G50.0)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code G44?
G44 is the ICD-10-CM code for "Other headache syndromes". It falls under G00-G99 Diseases of the nervous system.
Is G44 a billable code?
No — G44 is a non-billable header code. Use a more specific child code (such as G44.0) for billing.
What are the subcodes of G44?
G44 has 7 more specific child codes, including G44.0, G44.1, G44.2.
What is excluded from G44?
Excludes1 (not coded here): headache NOS (R51.9).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.