G44.40
BillableDrug-induced headache, NEC, not intractable
Drug-induced headache, not elsewhere classified, not intractable
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •atypical facial painG50.1
- •headache due to lumbar punctureG97.1
- •migrainesG43
- •trigeminal neuralgiaG50.0
Use Additional Code
Additional codes that should follow this code
Related Conditions
Also Known As / Clinical Terms(24)
SNOMED CT
- Drug withdrawal headache43242008
- Rebound headache43242008
- Analgesic overuse headache103012002
- Headache caused by oral contraceptive pill169464001
- Headache associated with substance abuse or withdrawal230483008
- Medication overuse headache698803006
- Headache due to caffeine withdrawal1260346008
- Headache due to caffeine withdrawal syndrome1260346008
- Medication overuse headache caused by ergotamine1260383008
- Drug induced headache294091000119104
- Headache caused by drug294091000119104
UMLS
Clinical Terms
- Analgesic overuse headache
- Drug induced headache
- Drug withdrawal headache
- Medication overuse headache caused by ergotamine
- Headache caused by drug
- Medication overuse headache
- Headache caused by oral contraceptive pill
- Headache due to caffeine withdrawal
- Headache associated with substance abuse or withdrawal
- Rebound headache
- Headache due to caffeine withdrawal syndrome
Frequently Asked Questions
What is the ICD-10 code for drug-induced headache, nec, not intractable?
The ICD-10-CM code for drug-induced headache, nec, not intractable is G44.40. The full clinical description is "Drug-induced headache, not elsewhere classified, not intractable". G44.40 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G44.40 mean?
ICD-10-CM code G44.40 represents “Drug-induced headache, not elsewhere classified, not intractable”. It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G44.40 a billable code?
Yes, G44.40 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G44.40 in?
G44.40 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G44.40?
G44.40 has Excludes1 notes indicating codes that cannot be used together with it, including: headache NOS (R51.9).
Are additional codes required with G44.40?
Yes, when using G44.40, also report: adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
What SNOMED CT codes does G44.40 map to?
G44.40 maps to 8 SNOMED CT concepts: 103012002, 294091000119104, 43242008, 230483008, 169464001, and 3 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G44.40?
G44.40 is linked to 1 UMLS Concept Unique Identifier: C2875249. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G44.40 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like drug-induced headache, nec, not intractable affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G44.40?
There is no direct ICD-11 mapping available for G44.40 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.