HCPCS J1165
Phenytoin sodium injection
Last reviewed August 2026 · DataLily AI data team
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HCPCS J1165 at a glance
- Code
- J1165
- Code type
- CPT/HCPCS
- Short descriptor
- Phenytoin sodium injection
- Category
- ASC Ancillary
- ASC eligibility
- ASC-eligible (ancillary)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is HCPCS code J1165?
HCPCS J1165 is a CPT/HCPCS procedure code for phenytoin sodium injection. Its official short descriptor is "Phenytoin sodium injection". In the ASC context it is grouped under ASC Ancillary.
Is HCPCS J1165 eligible in an ambulatory surgery center (ASC)?
HCPCS J1165 is an ancillary service that can be provided in the ASC setting when it supports a surgical procedure.
Where is HCPCS J1165 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
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.