70557 Mri brain w/o dye
What 70557 is
CMS fee schedule short descriptor: Mri brain w/o dye.
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 70557 (CY2026)
This code has no Physician Fee Schedule rate: Carrier-priced - the Medicare contractor sets the price. It may be paid under a different fee schedule (clinical laboratory, DMEPOS, anesthesia) or not paid at all - check the relevant CMS schedule.
Medically Unlikely Edit (MUE)
Medicare caps 70557 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: Anatomic Consideration. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
Billed with 70557? These codes are bundled into it
70557 is a Column 1 code in 10 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 | |
|---|---|---|---|
01922 | Anes n-invas img/radj ther | 0 - no modifier bypass | Check pair |
36591 | Draw blood off venous device | 0 - no modifier bypass | Check pair |
36592 | Collect blood from picc | 0 - no modifier bypass | Check pair |
70544 | Mr angiography head w/o dye | 1 - modifier may bypass | Check pair |
70545 | Mr angiography head w/dye | 1 - modifier may bypass | Check pair |
70546 | Mr angiograph head w/o&w/dye | 1 - modifier may bypass | Check pair |
70552 | Mri brain stem w/dye | 1 - modifier may bypass | Check pair |
70553 | Mri brain stem w/o & w/dye | 1 - modifier may bypass | Check pair |
77021 | Mri guidance ndl plmt rs&i | 1 - modifier may bypass | Check pair |
96523 | Irrig drug delivery device | 0 - no modifier bypass | Check pair |
70557 is bundled into these codes
70557 appears as a Column 2 code in 11 active edits. Reported with one of these Column 1 codes on the same date of service, 70557 is the code that denies.
| Column 1 code | Short description | Modifier indicator | |
|---|---|---|---|
61736 | Litt icr 1 traj 1 smpl les | 0 | Check pair |
61737 | Litt icr mlt trj mlt/cplx ls | 0 | Check pair |
61781 | Scan proc cranial intra | 1 | Check pair |
61782 | Scan proc cranial extra | 1 | Check pair |
61783 | Scan proc spinal | 1 | Check pair |
70551 | Mri brain stem w/o dye | 1 | Check pair |
70554 | Fmri brain by tech | 1 | Check pair |
70555 | Fmri brain by phys/psych | 1 | Check pair |
70558 | Mri brain w/dye | 1 | Check pair |
70559 | Mri brain w/o & w/dye | 1 | Check pair |
77022 | Mri gdn parnchyma tiss abltj | 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.