HCPCS Level II · Temporary national codes (non-Medicare)
S8042Magnetic resonance imaging (mri), low-field
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About S8042
S8042 is an HCPCS Level II code in the S series (temporary national codes (non-Medicare)), describing magnetic resonance imaging (mri), low-field.
It was added to HCPCS effective 04/01/2002.
Its Medicare coverage code is "I", meaning it is not payable by Medicare (another code or method is used).
Details
- Short description
- Mri low field
- Date added
- 04/01/2002
- Action effective
- 04/01/2002
- BETOS
- Z2
Related S80xx codes
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- S8035Magnetic source imaging
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- S8040Topographic brain mapping
- S8055Ultrasound guidance for multifetal pregnancy reduction(s), technical component (only to be used when the physician doing the reduction procedure does not perform the ultrasound, guidance is included in the cpt code for multifetal pregnancy reduction - 59866)
- S8080Scintimammography (radioimmunoscintigraphy of the breast), unilateral, including supply of radiopharmaceutical
- S8085Fluorine-18 fluorodeoxyglucose (f-18 fdg) imaging using dual-head coincidence detection system (non-dedicated pet scan)
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Common questions about S8042
Is HCPCS S8042 still valid?
- Yes. S8042 is active in the CMS October 2026 HCPCS file.
Does Medicare cover S8042?
- Its coverage code is "I": it is not payable by Medicare (another code or method is used). Check the local coverage determination for your region.