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20100 Expl pentrg wound neck

What 20100 is

CMS fee schedule short descriptor: Expl pentrg wound neck.

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 20100 (CY2026)

Work RVUPractice expense RVUMalpractice RVUTotalMedicare rate
Non-facility (office)10.124.002.2216.34$545.77
Facility (hospital, ASC)10.124.002.2216.34$545.77

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: 10-day global period.

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Medically Unlikely Edit (MUE)

Medicare caps 20100 at 2 units 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: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 20100? These codes are bundled into it

20100 is a Column 1 code in 233 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
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
11000Dbrdmt ecz/infected skin<10%1 - modifier may bypassCheck pair
11011Debride skin musc at fx site1 - modifier may bypassCheck pair
11012Deb skin bone at fx site1 - modifier may bypassCheck pair
11042Dbrdmt subq tis 1st 20sqcm/<1 - modifier may bypassCheck pair
11043Dbrdmt musc&/fsca 1st 20/<1 - modifier may bypassCheck pair
11044Dbrdmt bone 1st 20 sq cm/<1 - modifier may bypassCheck pair
12001Rpr s/n/ax/gen/trnk 2.5cm/<1 - modifier may bypassCheck pair
12002Rpr s/n/ax/gen/trnk2.6-7.5cm1 - modifier may bypassCheck pair
12004Rpr s/n/ax/gen/trk7.6-12.5cm1 - modifier may bypassCheck pair
12005Rpr s/n/a/gen/trk12.6-20.0cm1 - modifier may bypassCheck pair
12006Rpr s/n/a/gen/trk20.1-30.0cm1 - modifier may bypassCheck pair
12007Rpr s/n/ax/gen/trnk >30.0 cm1 - modifier may bypassCheck pair
12011Rpr f/e/e/n/l/m 2.5 cm/<1 - modifier may bypassCheck pair
12013Rpr f/e/e/n/l/m 2.6-5.0 cm1 - modifier may bypassCheck pair
12014Rpr f/e/e/n/l/m 5.1-7.5 cm1 - modifier may bypassCheck pair
12015Rpr f/e/e/n/l/m 7.6-12.5 cm1 - modifier may bypassCheck pair
12016Rpr fe/e/en/l/m 12.6-20.0 cm1 - modifier may bypassCheck pair
12017Rpr fe/e/en/l/m 20.1-30.0 cm1 - modifier may bypassCheck pair
12018Rpr f/e/e/n/l/m >30.0 cm1 - modifier may bypassCheck pair
12020Tx supfc wnd dehsn smpl clsr1 - modifier may bypassCheck pair
12021Tx supfc wnd dehsn w/packing1 - modifier may bypassCheck pair
12031Intmd rpr s/a/t/ext 2.5 cm/<1 - modifier may bypassCheck pair
12032Intmd rpr s/a/t/ext 2.6-7.51 - modifier may bypassCheck pair

Showing 30 of 233 column 2 codes. Use the pair checker for any specific combination.

20100 is bundled into these codes

20100 appears as a Column 2 code in 22 active edits. Reported with one of these Column 1 codes on the same date of service, 20100 is the code that denies.

Column 1 codeShort descriptionModifier indicator
11010Debride skin at fx site1Check pair
21501I&d dp absc/hmtma sft ts nck1Check pair
21550Biopsy of neck/chest1Check pair
22318Treat odontoid fx w/o graft1Check pair
22319Treat odontoid fx w/graft1Check pair
22326Treat neck spine fracture1Check pair
22590Arthrd pst tq craniocervical1Check pair
22595Arthrd pst tq atlas-axis1Check pair
31300Removal of larynx lesion1Check pair
31360Removal of larynx1Check pair
31365Removal of larynx1Check pair
31367Partial removal of larynx1Check pair
31368Partial removal of larynx1Check pair
31370Partial removal of larynx1Check pair
31375Partial removal of larynx1Check 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.