G8840 – Documentation of reason(s) for not documenting an assessment of sleep symptoms (e.g., patient didn't have initial daytime sleepiness, patient visited between initial testing and initiation of therapy)

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Active code Carrier judgment

HCPCS codeG8840
Long description
Documentation of reason(s) for not documenting an assessment of sleep symptoms (e.g., patient didn't have initial daytime sleepiness, patient visited between initial testing and initiation of therapy)
Short description
Doc reas no sleep apnea
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
M5B Specialist - psychiatry
Added
January 1, 2012
Last change
January 1, 2015 – No change

Frequently asked questions

What is HCPCS code G8840?

G8840 is a HCPCS Level II code for documentation of reason(s) for not documenting an assessment of sleep symptoms (e.g., patient didn't have initial daytime sleepiness, patient visited between initial testing and initiation of therapy).

Does Medicare cover G8840?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.