C2645 HCPCS code: Brachytherapy planar source, palladium-103, per square millimeter
C2645 is the HCPCS Level II code for brachytherapy planar source, palladium-103, per square millimeter. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met. The NCCI unit limit is 4608 per day on outpatient hospital claims.
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 | I4B |
| Added | 2016-01-01 |
| Last action effective | 2016-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 4608 | Prescribing Information |
| practitioner claims | 4608 | Prescribing Information |
What changed for C2645
- 2016-01-01: C2645 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 C2645?
C2645 is the HCPCS Level II code for brachytherapy planar source, palladium-103, per square millimeter. Short descriptor: "Brachytx planar, p-103".
Does Medicare cover C2645?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
How many units of C2645 can be billed per day?
4608 on outpatient hospital claims; 4608 on practitioner claims (NCCI medically unlikely edits).
Related C26 codes
- C2613 — Lung biopsy plug with delivery system
- C2614 — Probe, percutaneous lumbar discectomy
- C2615 — Sealant, pulmonary, liquid
- C2616 — Brachytherapy source, non-stranded, yttrium-90, per source
- C2617 — Stent, non-coronary, temporary, without delivery system
- C2618 — Probe/needle, cryoablation
- C2619 — Pacemaker, dual chamber, non rate-responsive (implantable)
- C2620 — Pacemaker, single chamber, non rate-responsive (implantable)
- C2621 — Pacemaker, other than single or dual chamber (implantable)
- C2622 — Prosthesis, penile, non-inflatable
- C2623 — Catheter, transluminal angioplasty, drug-coated, non-laser
- C2624 — Implantable wireless pulmonary artery pressure sensor with delivery catheter, including all system components
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Next steps
- Run a reimbursement report for a device billed under C2645
- Watch C2645 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C2645
Sources: CMS HCPCS Level II release October 2026; 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.