C8904 HCPCS code: Magnetic resonance imaging without contrast, breast; unilateral
C8904 is the HCPCS Level II code for magnetic resonance imaging without contrast, breast; unilateral. CMS terminated C8904 on 2018-12-31; do not bill it for later dates of service. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.
Code details
| Field | Value |
|---|---|
| Section | C codes — Outpatient PPS (hospital outpatient temporary codes) |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 53 |
| BETOS category | I2D |
| Added | 2001-10-01 |
| Last action effective | 2019-01-01 |
| Terminated | 2018-12-31 |
What changed for C8904
- 2001-10-01: C8904 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code C8904?
C8904 is the HCPCS Level II code for magnetic resonance imaging without contrast, breast; unilateral. Short descriptor: "Mri w/o cont, breast, uni".
Does Medicare cover C8904?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Related C89 codes
- C8900 — Magnetic resonance angiography with contrast, abdomen
- C8901 — Magnetic resonance angiography without contrast, abdomen
- C8902 — Magnetic resonance angiography without contrast followed by with contrast, abdomen
- C8903 — Magnetic resonance imaging with contrast, breast; unilateral
- C8905 — Magnetic resonance imaging without contrast followed by with contrast, breast; unilateral
- C8906 — Magnetic resonance imaging with contrast, breast; bilateral
- C8907 — Magnetic resonance imaging without contrast, breast; bilateral
- C8908 — Magnetic resonance imaging without contrast followed by with contrast, breast; bilateral
- C8909 — Magnetic resonance angiography with contrast, chest (excluding myocardium)
- C8910 — Magnetic resonance angiography without contrast, chest (excluding myocardium)
- C8911 — Magnetic resonance angiography without contrast followed by with contrast, chest (excluding myocardium)
- C8912 — Magnetic resonance angiography with contrast, lower extremity
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Next steps
- Run a reimbursement report for a device billed under C8904
- Watch C8904 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C8904
Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.