HCPCS J1100
Injection, dexamethasone sodium phosphate, 1 mg
Last reviewed August 2026 · DataLily AI data team
What does HCPCS J1100 mean?
HCPCS J1100 reports an injection of dexamethasone sodium phosphate, a corticosteroid, billed per 1 mg. The units on the claim reflect the total milligrams administered.
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HCPCS J1100 at a glance
- Code
- J1100
- Code type
- CPT/HCPCS
- Short descriptor
- Dexamethasone sodium phos
- Category
- ASC Ancillary
- ASC eligibility
- ASC-eligible (ancillary)
- Typical setting
- Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
What is HCPCS code J1100?
HCPCS J1100 reports an injection of dexamethasone sodium phosphate, a corticosteroid, billed per 1 mg. The units on the claim reflect the total milligrams administered. Its official short descriptor is "Dexamethasone sodium phos", and in the ASC context it is grouped under ASC Ancillary.
Is HCPCS J1100 eligible in an ambulatory surgery center (ASC)?
HCPCS J1100 is an ancillary service that can be provided in the ASC setting when it supports a surgical procedure.
Where is HCPCS J1100 typically performed?
Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
Reference information about ASC eligibility and typical procedure setting. Codes, descriptors, and ASC-eligibility status change over time. This is a coding reference, not billing, coding, or legal advice. Always verify against current guidance and individual payer policy before scheduling or billing. CPT is a registered trademark of the American Medical Association. Read the DataLily AI data methodology.