ICD-10 coding for headaches can be complex and requires accurate documentation from the healthcare provider. The following are some of the most commonly used codes for headaches:
Migraine: G43.-
- Migraines are a type of headache that can be characterized by severe pain, often accompanied by sensitivity to light and sound, nausea, and vomiting.
Tension-type headache: G44.209
- Tension-type headaches are a common type of headache characterized by mild to moderate pain that feels like a tight band around the head.
Cluster headache: G44.0
- Cluster headaches are a type of headache that occur in clusters or cycles, usually lasting weeks or months. They are characterized by severe pain on one side of the head, often around the eye, and can be accompanied by other symptoms such as redness or tearing of the eye.
Post-traumatic headache: G44.31
- Post-traumatic headaches can occur after a head injury, and are characterized by a persistent headache that may be accompanied by other symptoms such as dizziness, memory problems, or difficulty concentrating.
Medication overuse headache: G44.41
- Medication overuse headaches can occur when a person overuses pain-relieving medications, such as opioids or nonsteroidal anti-inflammatory drugs (NSAIDs), and can be characterized by a persistent headache that worsens with medication use.
It is important for medical coders to review the patient’s medical record and accurately document the type and severity of the headache, any associated symptoms, and any potential underlying causes or contributing factors. This will ensure accurate coding and appropriate billing for the healthcare provider.

