`C9733`

What C9733 is

Non-ophthalmic fluorescent vascular angiography

HCPCS Level II long description, CMS October 2026 file. See the C codes page for the full section.

Medically Unlikely Edit (MUE)

Medicare caps C9733 at 1 unit per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Nature of Service/Procedure. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with C9733? These codes are bundled into it

C9733 is a Column 1 code in 42 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.

Column 2 code	Short description	Modifier indicator
`0708T`	Id ca immntx prep & 1st njx	1 - modifier may bypass	Check pair
`0709T`	Id ca immntx each addl njx	1 - modifier may bypass	Check pair
`0903T`	Ecg alg 12 lead reduced i&r	1 - modifier may bypass	Check pair
`0904T`	Ecg alg 12 ld rdcd trcg only	1 - modifier may bypass	Check pair
`0905T`	Ecg alg 12 ld rdcd i&r only	1 - modifier may bypass	Check pair
`36000`	Place needle in vein	1 - modifier may bypass	Check pair
`36200`	Place catheter in aorta	1 - modifier may bypass	Check pair
`36215`	Place catheter in artery	1 - modifier may bypass	Check pair
`36216`	Place catheter in artery	1 - modifier may bypass	Check pair
`36217`	Place catheter in artery	1 - modifier may bypass	Check pair
`36218`	Place catheter in artery	1 - modifier may bypass	Check pair
`36245`	Ins cath abd/l-ext art 1st	1 - modifier may bypass	Check pair
`36246`	Ins cath abd/l-ext art 2nd	1 - modifier may bypass	Check pair
`36247`	Ins cath abd/l-ext art 3rd	1 - modifier may bypass	Check pair
`36248`	Ins cath abd/l-ext art addl	1 - modifier may bypass	Check pair
`36410`	Vnpnxr 3yr/> phy/qhp dx/ther	1 - modifier may bypass	Check pair
`36591`	Draw blood off venous device	0 - no modifier bypass	Check pair
`36592`	Collect blood from picc	0 - no modifier bypass	Check pair
`76000`	Fluoroscopy <1 hr phys/qhp	1 - modifier may bypass	Check pair
`77001`	Fluoroguide for vein device	1 - modifier may bypass	Check pair
`77002`	Needle localization by xray	1 - modifier may bypass	Check pair
`93000`	Electrocardiogram complete	1 - modifier may bypass	Check pair
`93005`	Electrocardiogram tracing	1 - modifier may bypass	Check pair
`93010`	Electrocardiogram report	1 - modifier may bypass	Check pair
`93040`	Rhythm ecg with report	1 - modifier may bypass	Check pair
`93041`	Rhythm ecg tracing	1 - modifier may bypass	Check pair
`93042`	Rhythm ecg report	1 - modifier may bypass	Check pair
`96360`	Hydration iv infusion init	1 - modifier may bypass	Check pair
`96365`	Ther/proph/diag iv inf init	1 - modifier may bypass	Check pair
`96372`	Ther/proph/diag inj sc/im	1 - modifier may bypass	Check pair

Showing 30 of 42 column 2 codes. Use the pair checker for any specific combination.

Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.