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G8843

Doc reas no ahi rdi rei

✓ CURRENT — JULY 2026
Source: CMS
Imported: Aug 10 2026

Full descriptor

Documentation of reason(s) for not measuring an apnea hypopnea index (ahi), a respiratory disturbance index (rdi), or a respiratory event index (rei) within 2 months after initial evaluation for suspected obstructive sleep apnea (e.g., medical, neurological, or psychiatric disease that prohibits successful completion of a sleep study, patients for whom a sleep study would present a bigger risk than benefit or would pose an undue burden, dementia, patients previously diagnosed with osa and severity assessed by another provider, patients who decline ahi/rdi/rei measurement, patients who had a financial reason for not completing testing, test was ordered but not completed, patients decline because their insurance (payer) does not cover the expense)

Details

Code
G8843
Short descriptor
Doc reas no ahi rdi rei
Code set
HCPCS Level II
Release
July 2026
Status
Active
Added
Jan 1 2012

Nearby codes

Code sets are published in blocks, so neighbours are usually related.

G8842

Ahi rdi rei doc win 2mo

G8844

No ahi rdi rei ini dx no rsn

G8841

No sleep apnea assess

G8845

Pos airway press prescribed

G8840

Doc reas no sleep apnea

G8846

Mod or severe osa

G8839

Sleep apnea assess

G8838

Not disch home by day #2

Sources

Reference information only. Not billing advice. Verify against the payer before you file.