MedCodeSearch
ICD-10-CM Current in FY 2027

G44.321

Chronic post-traumatic headache, intractable

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where G44.321 sits in the official hierarchy. Each level is the code it is classified under.

  1. G44 Other headache syndromes
  2. G44.3 Post-traumatic headache
  3. G44.32 Parent Chronic post-traumatic headache
  4. G44.321 This code Chronic post-traumatic headache, intractable

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes1

headache NOS ( R51.9 )

Inherited from G44 — Other headache syndromes

Excludes2

atypical facial pain ( G50.1 )

Inherited from G44 — Other headache syndromes

Excludes2

headache due to lumbar puncture ( G97.1 )

Inherited from G44 — Other headache syndromes

Excludes2

migraines ( G43 .-)

Inherited from G44 — Other headache syndromes

Excludes2

trigeminal neuralgia ( G50.0 )

Inherited from G44 — Other headache syndromes

Version History

How G44.321 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Chronic post-traumatic headache, intractable

  2. FY 2026 Effective

    Unchanged

    Chronic post-traumatic headache, intractable

Related Codes

Other codes under G44.32

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.