C9775 HCPCS code: Revascularization, endovascular, open or percutaneous, tibial/peroneal artery(ies); with intravascular lithotripsy and transluminal stent placement(s), and atherectomy, includes angioplasty within the same vessel (s), when performed
C9775 is the HCPCS Level II code for revascularization, endovascular, open or percutaneous, tibial/peroneal artery(ies); with intravascular lithotripsy and transluminal stent placement(s), and atherectomy, includes angioplasty within the same vessel (s), when performed. 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 2 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 | P2F |
| Added | 2021-01-01 |
| Last action effective | 2021-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 2 | Anatomic Consideration |
| practitioner claims | 2 | Anatomic Consideration |
Medicare policy articles for this code
- A60247: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities (Palmetto GBA (MAC - Part A, MAC - Part B))
Covered diagnoses (212 ICD-10-CM codes)
The diagnoses most often listed as covered in the policy articles above:
| ICD-10-CM | Diagnosis | Articles listing it |
|---|---|---|
| I70.201 | Unspecified atherosclerosis of native arteries of extremities, right leg | 1 |
| I70.202 | Unspecified atherosclerosis of native arteries of extremities, left leg | 1 |
| I70.208 | Unspecified atherosclerosis of native arteries of extremities, other extremity | 1 |
| I70.211 | Atherosclerosis of native arteries of extremities with intermittent claudication, right leg | 1 |
| I70.212 | Atherosclerosis of native arteries of extremities with intermittent claudication, left leg | 1 |
| I70.213 | Atherosclerosis of native arteries of extremities with intermittent claudication, bilateral legs | 1 |
| I70.218 | Atherosclerosis of native arteries of extremities with intermittent claudication, other extremity | 1 |
| I70.221 | Atherosclerosis of native arteries of extremities with rest pain, right leg | 1 |
| I70.222 | Atherosclerosis of native arteries of extremities with rest pain, left leg | 1 |
| I70.223 | Atherosclerosis of native arteries of extremities with rest pain, bilateral legs | 1 |
Showing 10 of 212. The full list, non-covered diagnoses and CSV export are in Caduvo.
What changed for C9775
- 2021-01-01: C9775 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 C9775?
C9775 is the HCPCS Level II code for revascularization, endovascular, open or percutaneous, tibial/peroneal artery(ies); with intravascular lithotripsy and transluminal stent placement(s), and atherectomy, includes angioplasty within the same vessel (s), when performed. Short descriptor: "Revasc lith-sten-ath tib/per".
Does Medicare cover C9775?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Which diagnoses support coverage for C9775?
Medicare policy articles that cite C9775 list 212 covered ICD-10-CM diagnosis codes across 1 article. The most cited include I70.201 (Unspecified atherosclerosis of native arteries of extremities, right leg), I70.202 (Unspecified atherosclerosis of native arteries of extremities, left leg), I70.208 (Unspecified atherosclerosis of native arteries of extremities, other extremity). A listed diagnosis is necessary but not sufficient; the policy's other criteria still apply.
How many units of C9775 can be billed per day?
2 on outpatient hospital claims; 2 on practitioner claims (NCCI medically unlikely edits).
Related C97 codes
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- C9725 — Placement of endorectal intracavitary applicator for high intensity brachytherapy
- C9726 — Placement and removal (if performed) of applicator into breast for intraoperative radiation therapy, add-on to primary breast procedure
- C9727 — Insertion of implants into the soft palate; minimum of three implants
- C9728 — Placement of interstitial device(s) for radiation therapy/surgery guidance (e.g., fiducial markers, dosimeter), for other than the following sites (any approach): abdomen, pelvis, prostate, retroperitoneum, thorax, single or multiple
- C9733 — Non-ophthalmic fluorescent vascular angiography
- C9734 — Focused ultrasound ablation/therapeutic intervention, other than uterine leiomyomata, with magnetic resonance (mr) guidance
- C9735 — Anoscopy; with directed submucosal injection(s), any substance
- C9737 — Laparoscopy, surgical, esophageal sphincter augmentation with device (e.g., magnetic band)
- C9738 — Adjunctive blue light cystoscopy with fluorescent imaging agent (list separately in addition to code for primary procedure)
- C9739 — Cystourethroscopy, with insertion of transprostatic implant; 1 to 3 implants
- C9740 — Cystourethroscopy, with insertion of transprostatic implant; 4 or more implants
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Next steps
- Run a reimbursement report for a device billed under C9775
- Watch C9775 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C9775
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.