G44.3
ICD-10Non-billable categoryPost-traumatic headache
Official ICD-10-CM descriptor (FY2026)
Post-traumatic headache
G44.3 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
ICD-10-CM FY2026 defines 3 codes beneath G44.3. See the ICD-10-CM index for what this site publishes.
Related codes in G44
- G44.0Cluster headaches and oth trigeminal autonm cephalgias (TAC)category
- G44.1Vascular headache, not elsewhere classified
- G44.2Tension-type headachecategory
- G44.4Drug-induced headache, not elsewhere classifiedcategory
- G44.5Complicated headache syndromescategory
- G44.8Other specified headache syndromescategory
Where this code sits
- Parent code
- G44
Krasyn AI Coder
Get code suggestions automatically as you type notes. Free for 50 analyses.
Install for Chrome — freeSource
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.