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96446 Chemotx admn pertl cav impl

What 96446 is

CMS fee schedule short descriptor: Chemotx admn pertl cav impl.

Full CPT long descriptions are licensed by the American Medical Association and are not published on this site; the short descriptor above is the one CMS prints in its own fee schedule file. See About CPT.

Medicare payment for 96446 (CY2026)

Work RVUPractice expense RVUMalpractice RVUTotalMedicare rate
Non-facility (office)0.374.210.124.70$156.98
Facility (hospital, ASC)0.370.080.120.57$19.04

National rates: total RVUs x the CY2026 conversion factor of 33.4009 (non-QP), before geographic adjustment. Actual Medicare payment is 80% of the rate shown after the deductible; the patient or secondary payer owes the 20% coinsurance.


Status: Active - payable under the Physician Fee Schedule. Global period: Global concept does not apply.

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Medically Unlikely Edit (MUE)

Medicare caps 96446 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 96446? These codes are bundled into it

96446 is a Column 1 code in 133 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 codeShort descriptionModifier indicator
0213TNjx paravert w/us cer/thor0 - no modifier bypassCheck pair
0216TNjx paravert w/us lumb/sac0 - no modifier bypassCheck pair
0596TTemp fml iu vlv-pmp 1st insj1 - modifier may bypassCheck pair
0597TTemp fml iu valve-pmp rplcmt1 - modifier may bypassCheck pair
0708TId ca immntx prep & 1st njx1 - modifier may bypassCheck pair
0709TId ca immntx each addl njx1 - modifier may bypassCheck pair
0873TRevj subq prtl asct pmp sys0 - no modifier bypassCheck pair
0903TEcg alg 12 lead reduced i&r1 - modifier may bypassCheck pair
0904TEcg alg 12 ld rdcd trcg only1 - modifier may bypassCheck pair
0905TEcg alg 12 ld rdcd i&r only1 - modifier may bypassCheck pair
11900Inject skin lesions </w 71 - modifier may bypassCheck pair
11901Inject skin lesions >71 - modifier may bypassCheck pair
36000Place needle in vein1 - modifier may bypassCheck pair
36400Vnpnxr<3yrs phy/qhp fem/jug1 - modifier may bypassCheck pair
36405Vnpnxr<3yrs phy/qhp scalp vn1 - modifier may bypassCheck pair
36406Vnpnxr<3yrs phy/qhp other vn1 - modifier may bypassCheck pair
36410Vnpnxr 3yr/> phy/qhp dx/ther1 - modifier may bypassCheck pair
36420Venipuncture cutdown < 1 yr1 - modifier may bypassCheck pair
36425Venipuncture cutdown 1 yr/>1 - modifier may bypassCheck pair
36430Transfusion bld/bld compnt1 - modifier may bypassCheck pair
36440Bld push tfuj 2 yr/<1 - modifier may bypassCheck pair
36591Draw blood off venous device0 - no modifier bypassCheck pair
36592Collect blood from picc0 - no modifier bypassCheck pair
36600Withdrawal of arterial blood1 - modifier may bypassCheck pair
36640Insertion catheter artery1 - modifier may bypassCheck pair
43752Nasal/orogastric w/tube plmt1 - modifier may bypassCheck pair
49421Ins tun ip cath for dial opn1 - modifier may bypassCheck pair
51701Insert bladder catheter1 - modifier may bypassCheck pair
51702Insert temp bladder cath1 - modifier may bypassCheck pair
51703Insert bladder cath complex1 - modifier may bypassCheck pair

Showing 30 of 133 column 2 codes. Use the pair checker for any specific combination.

96446 is bundled into these codes

96446 appears as a Column 2 code in 65 active edits. Reported with one of these Column 1 codes on the same date of service, 96446 is the code that denies.

Column 1 codeShort descriptionModifier indicator
992211st hosp ip/obs sf/low 401Check pair
992221st hosp ip/obs moderate 551Check pair
992231st hosp ip/obs high 751Check pair
99231Sbsq hosp ip/obs sf/low 251Check pair
99232Sbsq hosp ip/obs moderate 351Check pair
99233Sbsq hosp ip/obs high 501Check pair
99234Hosp ip/obs sm dt sf/low 451Check pair
99235Hosp ip/obs same date mod 701Check pair
99236Hosp ip/obs same date hi 851Check pair
99238Hosp ip/obs dschrg mgmt 30/<1Check pair
99239Hosp ip/obs dschrg mgmt >301Check pair
99281Emr dpt vst mayx req phy/qhp1Check pair
99282Emergency dept visit sf mdm1Check pair
99283Emergency dept visit low mdm1Check pair
99284Emergency dept visit mod mdm1Check 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.