`C9761`

What C9761 is

Cystourethroscopy, with ureteroscopy and/or pyeloscopy, with lithotripsy, and ureteral catheterization for steerable vacuum aspiration of the kidney, collecting system, ureter, bladder, and urethra if necessary, with use of steerable ureteral catheter or suction-integrated ureteroscope

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

Medically Unlikely Edit (MUE)

Medicare caps C9761 at 2 units per date of service for practitioner claims (MAI 2 - date of service edit (absolute): units above the MUE never pay), rationale: Anatomic Consideration. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with C9761? These codes are bundled into it

C9761 is a Column 1 code in 269 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
`00910`	Anes transurethral px nos	0 - no modifier bypass	Check pair
`00916`	Anes trurl px rescj bleeding	0 - no modifier bypass	Check pair
`00918`	Anes trurl px urtrl cal rmvl	0 - no modifier bypass	Check pair
`0213T`	Njx paravert w/us cer/thor	0 - no modifier bypass	Check pair
`0216T`	Njx paravert w/us lumb/sac	0 - no modifier bypass	Check pair
`0596T`	Temp fml iu vlv-pmp 1st insj	0 - no modifier bypass	Check pair
`0597T`	Temp fml iu valve-pmp rplcmt	0 - no modifier bypass	Check pair
`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
`0935T`	Cysto w/rnl pel symp dnrvtj	1 - modifier may bypass	Check pair
`0942T`	Cysto flx rmv&rplc urtl scaf	1 - modifier may bypass	Check pair
`0943T`	Cysto flx rmvl urtl scaffold	1 - modifier may bypass	Check pair
`12001`	Rpr s/n/ax/gen/trnk 2.5cm/<	1 - modifier may bypass	Check pair
`12002`	Rpr s/n/ax/gen/trnk2.6-7.5cm	1 - modifier may bypass	Check pair
`12004`	Rpr s/n/ax/gen/trk7.6-12.5cm	1 - modifier may bypass	Check pair
`12005`	Rpr s/n/a/gen/trk12.6-20.0cm	1 - modifier may bypass	Check pair
`12006`	Rpr s/n/a/gen/trk20.1-30.0cm	1 - modifier may bypass	Check pair
`12007`	Rpr s/n/ax/gen/trnk >30.0 cm	1 - modifier may bypass	Check pair
`12011`	Rpr f/e/e/n/l/m 2.5 cm/<	1 - modifier may bypass	Check pair
`12013`	Rpr f/e/e/n/l/m 2.6-5.0 cm	1 - modifier may bypass	Check pair
`12014`	Rpr f/e/e/n/l/m 5.1-7.5 cm	1 - modifier may bypass	Check pair
`12015`	Rpr f/e/e/n/l/m 7.6-12.5 cm	1 - modifier may bypass	Check pair
`12016`	Rpr fe/e/en/l/m 12.6-20.0 cm	1 - modifier may bypass	Check pair
`12017`	Rpr fe/e/en/l/m 20.1-30.0 cm	1 - modifier may bypass	Check pair
`12018`	Rpr f/e/e/n/l/m >30.0 cm	1 - modifier may bypass	Check pair
`12020`	Tx supfc wnd dehsn smpl clsr	1 - modifier may bypass	Check pair
`12021`	Tx supfc wnd dehsn w/packing	1 - modifier may bypass	Check pair

Showing 30 of 269 column 2 codes. Use the pair checker for any specific combination.

C9761 is bundled into these codes

C9761 appears as a Column 2 code in 5 active edits. Reported with one of these Column 1 codes on the same date of service, C9761 is the code that denies.

Column 1 code	Short description	Modifier indicator
`50080`	Perq nl/pl lithotrp smpl<2cm	1	Check pair
`50081`	Perq nl/pl lithotrp cplx>2cm	1	Check pair
`50561`	Kidney endoscopy & treatment	1	Check pair
`50590`	Fragmenting of kidney stone	1	Check pair
`52356`	Cysto/uretero w/lithotripsy	1	Check pair

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.