G9511 – Index event date phq-9 or phq-9m score greater than 9 documented during the twelve month denominator identification period

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

Active code Carrier judgment

HCPCS codeG9511
Long description
Index event date phq-9 or phq-9m score greater than 9 documented during the twelve month denominator identification period
Short description
Idx evt dte phq>9 doc 12 mo
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
Z2 Undefined codes
Added
January 1, 2016
Last change
January 1, 2019 – No change

Frequently asked questions

What is HCPCS code G9511?

G9511 is a HCPCS Level II code for index event date phq-9 or phq-9m score greater than 9 documented during the twelve month denominator identification period.

Does Medicare cover G9511?

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.