C8918 — Magnetic resonance angiography with contrast, pelvis
C8918 is a HCPCS Level II code for magnetic resonance angiography with contrast, pelvis. It belongs to the Outpatient Prospective Payment System section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Special coverage instructions apply
There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Medically Unlikely Edits — units per day
The most units of C8918 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 1 unit MAI 3 — Date of Service Edit: Clinical · Clinical: Data
- outpatient
- 1 unit MAI 3 — Date of Service Edit: Clinical · Clinical: Data
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for C8918
- Long descriptor
- Magnetic resonance angiography with contrast, pelvis
- Short descriptor
- Mra w/cont, pelvis
- Added
- July 1, 2003
- BETOS
- I2D
- Pricing indicator
- 53 — Other
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Statute.
Codes adjacent to C8918
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If C8918 is not quite right, the correct code is very often within a few positions of it.
- C8907Magnetic resonance imaging without contrast, breast; bilateralterminated
- C8908Magnetic resonance imaging without contrast followed by with contrast, breast; bilateral
- C8909Magnetic resonance angiography with contrast, chest (excluding myocardium)
- C8910Magnetic resonance angiography without contrast, chest (excluding myocardium)
- C8911Magnetic resonance angiography without contrast followed by with contrast, chest (excluding myocardium)
- C8912Magnetic resonance angiography with contrast, lower extremity
- C8913Magnetic resonance angiography without contrast, lower extremity
- C8914Magnetic resonance angiography without contrast followed by with contrast, lower extremity
- C8919Magnetic resonance angiography without contrast, pelvis
- C8920Magnetic resonance angiography without contrast followed by with contrast, pelvis
- C8921Transthoracic echocardiography with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; complete
- C8922Transthoracic echocardiography with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; follow-up or limited study
- C8923Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, complete, without spectral or color doppler echocardiography
- C8924Transthoracic echocardiography with contrast, or without contrast followed by with contrast, real-time with image documentation (2d), includes m-mode recording, when performed, follow-up or limited study
- C8925Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, real time with image documentation (2d) (with or without m-mode recording); including probe placement, image acquisition, interpretation and report
- C8926Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; including probe placement, image acquisition, interpretation and report
Questions about C8918
What is HCPCS code C8918?
C8918 is a HCPCS Level II code for magnetic resonance angiography with contrast, pelvis. It sits in the Outpatient Prospective Payment System section.
Does Medicare cover C8918?
The CMS HCPCS file marks C8918 as "Special coverage instructions apply". There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.