2020 ICD-10-CM Diagnosis Code G44.30

Post-traumatic headache, unspecified

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • G44.30 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM G44.30 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of G44.30 - other international versions of ICD-10 G44.30 may differ.
The following code(s) above G44.30 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G44.30:
  • G00-G99
    2020 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the nervous system
  • G44
    ICD-10-CM Diagnosis Code G44

    Other headache syndromes

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • headache NOS (R51)
    Type 2 Excludes
    • atypical facial pain (G50.1)
    • headache due to lumbar puncture (G97.1)
    • migraines (G43.-)
    • trigeminal neuralgia (G50.0)
    Other headache syndromes
Clinical Information
  • Secondary headache attributed to trauma of the head and/or the neck.
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To G44.30
G44.20 Tension-type headache, unspecified
G44.201 …… intractable
G44.209 …… not intractable
G44.21 Episodic tension-type headache
G44.211 …… intractable
G44.219 …… not intractable
G44.22 Chronic tension-type headache
G44.221 …… intractable
G44.229 …… not intractable
G44.3 Post-traumatic headache
G44.30 Post-traumatic headache, unspecified
G44.301 …… intractable
G44.309 …… not intractable
G44.31 Acute post-traumatic headache
G44.311 …… intractable
G44.319 …… not intractable
G44.32 Chronic post-traumatic headache
G44.321 …… intractable
G44.329 …… not intractable
G44.4 Drug-induced headache, not elsewhere classified
G44.40 …… not intractable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.