S3841 – Genetic testing for retinoblastoma
HCPCS Level II code · S codes: Temporary National Codes (Non-Medicare)
HCPCS codeS3841
- Long description
- Genetic testing for retinoblastoma
- Short description
- Gene test retinoblastoma
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
INot payable by Medicare- BETOS category
Z2Undefined codes- Added
- July 1, 2003
- Last change
- July 1, 2003 – No change
Frequently asked questions
What is HCPCS code S3841?
S3841 is a HCPCS Level II code for genetic testing for retinoblastoma.
Does Medicare cover S3841?
The HCPCS file lists coverage code I: Not payable by Medicare. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby S codes
- S3650 – Saliva test, hormone level; during menopause
- S3652 – Saliva test, hormone level; to assess preterm labor risk
- S3655 – Antisperm antibodies test (immunobead)
- S3708 – Gastrointestinal fat absorption study
- S3721 – Prostate cancer antigen 3 (pca3) testing
- S3722 – Dose optimization by area under the curve (auc) analysis, for infusional 5-fluorouracil
- S3800 – Genetic testing for amyotrophic lateral sclerosis (als)
- S3840 – Dna analysis for germline mutations of the ret proto-oncogene for susceptibility to multiple endocrine neoplasia type 2
- S3842 – Genetic testing for von hippel-lindau disease
- S3844 – Dna analysis of the connexin 26 gene (gjb2) for susceptibility to congenital, profound deafness
- S3845 – Genetic testing for alpha-thalassemia
- S3846 – Genetic testing for hemoglobin e beta-thalassemia
- S3849 – Genetic testing for niemann-pick disease
- S3850 – Genetic testing for sickle cell anemia
- S3852 – Dna analysis for apoe epsilon 4 allele for susceptibility to alzheimer's disease
- S3853 – Genetic testing for myotonic muscular dystrophy
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.