G9901 – Patient 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
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9901
- Long description
- Patient 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
- Short description
- Pt 66+ snp or ltc pos > 90d
- 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, 2021 – No change
Frequently asked questions
What is HCPCS code G9901?
G9901 is a HCPCS Level II code for patient 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.
Does Medicare cover G9901?
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
- G9893 – Dilated macular exam was not performed, reason not otherwise specified
- G9894 – Androgen deprivation therapy prescribed/administered in combination with external beam radiotherapy to the prostate
- G9895 – Documentation of medical reason(s) for not prescribing/administering androgen deprivation therapy in combination with external beam radiotherapy to the prostate (e.g., salvage therapy)
- G9896 – Documentation of patient reason(s) for not prescribing/administering androgen deprivation therapy in combination with external beam radiotherapy to the prostate
- G9897 – Patients who were not prescribed/administered androgen deprivation therapy in combination with external beam radiotherapy to the prostate, reason not given
- G9898 – 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
- G9899 – Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results documented and reviewed
- G9900 – Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results were not documented and reviewed, reason not otherwise specified
- G9902 – Patient screened for tobacco use and identified as a tobacco user
- G9903 – Patient screened for tobacco use and identified as a tobacco non-user
- G9904 – Documentation of medical reason(s) for not screening for tobacco use (e.g., limited life expectancy, other medical reason)
- G9905 – Patient not screened for tobacco use
- G9906 – Patient identified as a tobacco user received tobacco cessation intervention during the measurement period or in the six months prior to the measurement period (counseling and/or pharmacotherapy)
- G9907 – Documentation of medical reason(s) for not providing tobacco cessation intervention on the date of the encounter or within the previous 12 months (e.g., limited life expectancy, other medical reason)
- G9908 – Patient identified as tobacco user did not receive tobacco cessation intervention during the measurement period or in the six months prior to the measurement period (counseling and/or pharmacotherapy)
- G9909 – Documentation of medical reason(s) for not providing tobacco cessation intervention on the date of the encounter or within the previous 12 months if identified as a tobacco user (e.g., limited life expectancy, other medical reason)
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.