G9555 – Documentation of medical reason(s) for recommending follow up imaging (e.g., patient has multiple endocrine neoplasia, patient has cervical lymphadenopathy, other medical reason(s))
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9555
- Long description
- Documentation of medical reason(s) for recommending follow up imaging (e.g., patient has multiple endocrine neoplasia, patient has cervical lymphadenopathy, other medical reason(s))
- Short description
- Doc med rsn for follup image
- 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, 2016
- Last change
- January 1, 2017 – No change
Frequently asked questions
What is HCPCS code G9555?
G9555 is a HCPCS Level II code for documentation of medical reason(s) for recommending follow up imaging (e.g., patient has multiple endocrine neoplasia, patient has cervical lymphadenopathy, other medical reason(s)).
Does Medicare cover G9555?
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
- G9547 – Cystic renal lesion that is simple appearing (bosniak i or ii) , or adrenal lesion less than or equal to 1.0 cm or adrenal lesion greater than 1.0 cm but less than or equal to 4.0 cm classified as likely benign by unenhanced ct or washout protocol ct, or mri with in- and opposed-phase sequences or other equivalent institutional imaging protocols
- G9548 – Final reports for imaging studies stating no follow-up imaging is recommended
- G9549 – Documentation of medical reason(s) that follow-up imaging is indicated (e.g., patient has lymphadenopathy, signs of metastasis or an active diagnosis or history of cancer, and other medical reason(s))
- G9550 – Final reports for imaging studies with follow-up imaging recommended, or final reports that do not include a specific recommendation of no follow-up
- G9551 – Final reports for imaging studies without an incidentally found lesion noted
- G9552 – Incidental thyroid nodule < 1.0 cm noted in report
- G9553 – Prior thyroid disease diagnosis
- G9554 – Final reports for ct, cta, mri or mra of the chest or neck with follow-up imaging recommended
- G9556 – Final reports for ct, cta, mri or mra of the chest or neck with follow-up imaging not recommended
- G9557 – Final reports for ct, cta, mri or mra studies of the chest or neck without an incidentally found thyroid nodule < 1.0 cm noted or no nodule found
- G9558 – Patient treated with a beta-lactam antibiotic as definitive therapy
- G9559 – Documentation of medical reason(s) for not prescribing a beta-lactam antibiotic (e.g., allergy, intolerance to beta-lactam antibiotics)
- G9560 – Patient not treated with a beta-lactam antibiotic as definitive therapy, reason not given
- G9561 – Patients prescribed opiates for longer than six weeks
- G9562 – Patients who had a follow-up evaluation conducted at least every three months during opioid therapy
- G9563 – Patients who did not have a follow-up evaluation conducted at least every three months during opioid therapy
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.