CPT 73580
Contrast x-ray of knee joint
Last reviewed August 2026 · DataLily AI data team
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CPT 73580 at a glance
- Code
- 73580
- Code type
- CPT/HCPCS
- Short descriptor
- Contrast x-ray of knee joint
- Category
- ASC Ancillary
- ASC eligibility
- ASC-eligible (ancillary)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is CPT code 73580?
CPT 73580 is a CPT/HCPCS procedure code for contrast x-ray of knee joint. Its official short descriptor is "Contrast x-ray of knee joint". In the ASC context it is grouped under ASC Ancillary.
Is CPT 73580 eligible in an ambulatory surgery center (ASC)?
CPT 73580 is an ancillary service that can be provided in the ASC setting when it supports a surgical procedure.
Where is CPT 73580 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Which specialties use CPT 73580?
CPT 73580 is most associated with Diagnostic Radiology.
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.