G44.84 vs G97.1
G44.84 (Primary exertional headache) compared with G97.1 (Other reaction to spinal and lumbar puncture), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. G44.84 carries an Excludes2 note covering G97.1: “headache due to lumbar puncture (G97.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| G44.84Primary exertional headache | G97.1Other reaction to spinal and lumbar puncture | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | G00-G99 — Diseases of the Nervous System (G00-G99) |
| Definition | Primary exertional headache is a billable ICD-10-CM diagnosis code (G44.84). | Other reaction to spinal and lumbar puncture is a billable ICD-10-CM diagnosis code (G97.1). |
| Includes | — | Headache due to lumbar puncture Other reaction to spinal dural puncture |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources