0003U
What 0003U is
This code appears in the Medicare NCCI edit tables. It has no RVUs in the CY2026 Physician Fee Schedule file.
Medically Unlikely Edit (MUE)
Medicare caps 0003U 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 0003U? These codes are bundled into it
0003U is a Column 1 code in 11 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 | |
|---|---|---|---|
0251U | 0 - no modifier bypass | Check pair | |
80503 | Path clin consltj sf 5-20 | 1 - modifier may bypass | Check pair |
80504 | Path clin consltj mod 21-40 | 1 - modifier may bypass | Check pair |
80505 | Path clin consltj high 41-60 | 1 - modifier may bypass | Check pair |
80506 | Path clin consltj prolng svc | 1 - modifier may bypass | Check pair |
82172 | Assay of apolipoprotein | 1 - modifier may bypass | Check pair |
83001 | Assay of gonadotropin (fsh) | 0 - no modifier bypass | Check pair |
84466 | Assay of transferrin | 0 - no modifier bypass | Check pair |
86304 | Immunoassay tumor ca 125 | 0 - no modifier bypass | Check pair |
86305 | Human epididymis protein 4 | 0 - no modifier bypass | Check pair |
96523 | Irrig drug delivery device | 0 - no modifier bypass | 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.