339.81 - Hypnic Headache
The ICD 9 Code for Hypnic headache is listed as 339.81.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS, and chapter information where available.
| ICD 9 CM Field | Value |
|---|---|
| Diagnosis Code: | 339.81 |
| Long Description: | Hypnic headache |
| Short Description: | Hypnic headache |
| Chapter: | Diseases Of The Nervous System And Sense Organs |
| Block: | Other Headache Syndromes (339-339) |
| ICD-10-CM Diagnosis Codes General Equivalence Mappings (GEMS): | |
| ICD-10-CM Code: | G44.81 - Hypnic headache |
| ICD-9-CM Siblings (same level / similar specificity) of 339.81: | |
| 339.82 - Headache associated with sexual activity | |
| 339.83 - Primary cough headache | |
| 339.84 - Primary exertional headache | |
| 339.85 - Primary stabbing headache | |
| 339.89 - Other headache syndromes | |