S0621: Routine ophthalmological examination including refraction; established patient
S0621 is a HCPCS Level II code for routine ophthalmological examination including refraction; established patient. 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 2026Q4-Oct. 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 S0621
- Long descriptor
- Routine ophthalmological examination including refraction; established patient
- Short descriptor
- Routine ophthalmological exa
- Added
- January 1, 2000
- 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 S0621
HCPCS has no hierarchy: related items simply sit next to each other in the numbering. If S0621 is not quite right, the correct code is very often within a few positions of it.
- 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
- S0618Audiometry for hearing aid evaluation to determine the level and degree of hearing loss
- S0620Routine ophthalmological examination including refraction; new patient
- S0622Physical exam for college, new or established patient (list separately in addition to appropriate evaluation and management code)
- S0630Removal of sutures; by a physician other than the physician who originally closed the wound
- S0800Laser in situ keratomileusis (lasik)
- S0810Photorefractive keratectomy (prk)
- S0812Phototherapeutic keratectomy (ptk)
- S1001Deluxe item, patient aware (list in addition to code for basic item)
- S1002Customized item (list in addition to code for basic item)
- S1015Iv tubing extension set