G9918 – Functional status not performed, reason not otherwise specified
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9918
- Long description
- Functional status not performed, reason not otherwise specified
- Short description
- No funct stat perf, rsn nos
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- January 1, 2018
- Last change
- January 1, 2018 – No change
Frequently asked questions
What is HCPCS code G9918?
G9918 is a HCPCS Level II code for functional status not performed, reason not otherwise specified.
Does Medicare cover G9918?
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
- G9910 – Patients age 66 or older in institutional special needs plans (snp) or residing in long-term care with pos code 32, 33, 34, 54 or 56 for more than 90 consecutive days during the measurement period
- G9911 – Clinically node negative (t1n0m0 or t2n0m0) invasive breast cancer before or after neoadjuvant systemic therapy
- G9912 – Hepatitis b virus (hbv) status assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy
- G9913 – Hepatitis b virus (hbv) status not assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy, reason not otherwise specified
- G9914 – Patient initiated an anti-tnf agent
- G9915 – No record of hbv results documented
- G9916 – Functional status performed once in the last 12 months
- G9917 – Documentation of advanced stage dementia and caregiver knowledge is limited
- G9919 – Screening performed and positive and provision of recommendations
- G9920 – Screening performed and negative
- G9921 – No screening performed, partial screening performed or positive screen without recommendations and reason is not given or otherwise specified
- G9922 – Safety concerns screen provided and if positive then documented mitigation recommendations
- G9923 – Safety concerns screen provided and negative
- G9924 – Documentation of medical reason(s) for not providing safety concerns screen or for not providing recommendations, orders or referrals for positive screen (e.g., patient in palliative care, other medical reason)
- G9925 – Safety concerns screening not provided, reason not otherwise specified
- G9926 – Safety concerns screening positive screen is without provision of mitigation recommendations, including but not limited to referral to other resources
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.