HCPCS Level II · Miscellaneous services (temporary codes)
Q4021Cast supplies, short arm splint, adult (11 years +), plaster
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About Q4021
Q4021 is an HCPCS Level II code in the Q series (miscellaneous services (temporary codes)), describing cast supplies, short arm splint, adult (11 years +), plaster.
It was added to HCPCS effective 07/01/2001, and its current record took effect 10/01/2014.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Cast sup sht arm splint plst
- Date added
- 07/01/2001
- Action effective
- 10/01/2014
- BETOS
- D1A
Related Q40xx codes
- Q4001Casting supplies, body cast adult, with or without head, plaster
- Q4002Cast supplies, body cast adult, with or without head, fiberglass
- Q4003Cast supplies, shoulder cast, adult (11 years +), plaster
- Q4004Cast supplies, shoulder cast, adult (11 years +), fiberglass
- Q4005Cast supplies, long arm cast, adult (11 years +), plaster
- Q4006Cast supplies, long arm cast, adult (11 years +), fiberglass
- Q4007Cast supplies, long arm cast, pediatric (0-10 years), plaster
- Q4008Cast supplies, long arm cast, pediatric (0-10 years), fiberglass
- Q4009Cast supplies, short arm cast, adult (11 years +), plaster
- Q4010Cast supplies, short arm cast, adult (11 years +), fiberglass
- Q4011Cast supplies, short arm cast, pediatric (0-10 years), plaster
- Q4012Cast supplies, short arm cast, pediatric (0-10 years), fiberglass
Common questions about Q4021
Is HCPCS Q4021 still valid?
- Yes. Q4021 is active in the CMS October 2026 HCPCS file.
Does Medicare cover Q4021?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.