S0581 — Nonstandard lens (list this code in addition to the basic code for the lens)
S0581 is a HCPCS Level II code for nonstandard lens (list this code in addition to the basic code for the lens). It belongs to the Temporary National Codes (Non-Medicare) section. Medicare does not pay it — see the coverage note below before you bill it.
Medicare coverage: Not payable by Medicare
Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusI
Not valid for Medicare purposes. Medicare uses another code.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for S0581
- Long descriptor
- Nonstandard lens (list this code in addition to the basic code for the lens)
- Short descriptor
- Nonstnd lens
- Added
- July 1, 2001
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to S0581
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If S0581 is not quite right, the correct code is very often within a few positions of it.
- S0508Trifocal vision prescription lens (safety, athletic, or sunglass), per lens
- S0510Non-prescription lens (safety, athletic, or sunglass), per lens
- S0512Daily wear specialty contact lens, per lens
- S0514Color contact lens, per lens
- S0515Scleral lens, liquid bandage device, per lens
- S0516Safety eyeglass frames
- S0518Sunglasses frames
- S0580Polycarbonate lens (list this code in addition to the basic code for the lens)
- S0590Integral lens service, miscellaneous services reported separately
- S0592Comprehensive contact lens evaluation
- S0595Dispensing new spectacle lenses for patient supplied frame
- S0596Phakic intraocular lens for correction of refractive error
- S0601Screening proctoscopy
- S0610Annual gynecological examination, new patient
- S0612Annual gynecological examination, established patient
- S0613Annual gynecological examination; clinical breast examination without pelvic evaluation
Questions about S0581
What is HCPCS code S0581?
S0581 is a HCPCS Level II code for nonstandard lens (list this code in addition to the basic code for the lens). It sits in the Temporary National Codes (Non-Medicare) section.
Does Medicare cover S0581?
The CMS HCPCS file marks S0581 as "Not payable by Medicare". Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
How is S0581 paid under the physician fee schedule?
S0581 carries PFS status code I. Not valid for Medicare purposes. Medicare uses another code.