C1735 HCPCS code: Catheter(s), intravascular for renal denervation, radiofrequency, including all single use system components
C1735 is the HCPCS Level II code for catheter(s), intravascular for renal denervation, radiofrequency, including all single use system components. 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 1 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 | D1A — Medical/surgical supplies |
| Added | 2025-01-01 |
| Last action effective | 2025-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 1 | Nature of Equipment |
| practitioner claims | 1 | Nature of Equipment |
What changed for C1735
- 2025-01-01: C1735 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 C1735?
C1735 is the HCPCS Level II code for catheter(s), intravascular for renal denervation, radiofrequency, including all single use system components. Short descriptor: "Cath renal denerv radiofreq".
Does Medicare cover C1735?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
How many units of C1735 can be billed per day?
1 on outpatient hospital claims; 1 on practitioner claims (NCCI medically unlikely edits).
Related C17 codes
- C1713 — Anchor/screw for opposing bone-to-bone or soft tissue-to-bone (implantable)
- C1714 — Catheter, transluminal atherectomy, directional
- C1715 — Brachytherapy needle
- C1716 — Brachytherapy source, non-stranded, gold-198, per source
- C1717 — Brachytherapy source, non-stranded, high dose rate iridium-192, per source
- C1719 — Brachytherapy source, non-stranded, non-high dose rate iridium-192, per source
- C1721 — Cardioverter-defibrillator, dual chamber (implantable)
- C1722 — Cardioverter-defibrillator, single chamber (implantable)
- C1724 — Catheter, transluminal atherectomy, rotational
- C1725 — Catheter, transluminal angioplasty, non-laser (may include guidance, infusion/perfusion capability)
- C1726 — Catheter, balloon dilatation, non-vascular
- C1727 — Catheter, balloon tissue dissector, non-vascular (insertable)
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Next steps
- Run a reimbursement report for a device billed under C1735
- Watch C1735 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C1735
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.