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0377U

What 0377U is

This code appears in the Medicare NCCI edit tables. It has no RVUs in the CY2026 Physician Fee Schedule file.

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Medically Unlikely Edit (MUE)

Medicare caps 0377U at 1 unit per date of service for practitioner claims (MAI 2 - date of service edit (absolute): units above the MUE never pay), rationale: Code Descriptor / CPT Instruction. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 0377U? These codes are bundled into it

0377U is a Column 1 code in 2 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
0439U1 - modifier may bypassCheck pair
0440U1 - modifier may bypassCheck pair

0377U is bundled into these codes

0377U appears as a Column 2 code in 1 active edits. Reported with one of these Column 1 codes on the same date of service, 0377U is the code that denies.

Column 1 codeShort descriptionModifier indicator
0415U1Check 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.