C7530 HCPCS code: Dialysis circuit, introduction of needle(s) and/or catheter(s), with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty and all angioplasty in the central dialysis segment, with transcatheter placement of intravascular stent(s), central dialysis segment, performed through dialysis circuit, including all imaging, radiological supervision and interpretation, documentation and report

C7530 is the HCPCS Level II code for dialysis circuit, introduction of needle(s) and/or catheter(s), with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty and all angioplasty in the central dialysis segment, with transcatheter placement of intravascular stent(s), central dialysis segment, performed through dialysis circuit, including all imaging, radiological supervision and interpretation, documentation and report. In 2024 Medicare paid an average of $3,895.53 per service for C7530 across 236 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 1 per day on outpatient hospital claims. Medicare volume rose 45% from 2023 to 2024 (163 to 236 services). In 2024, about 54 clinicians billed Medicare for C7530 for 226 beneficiaries; California, New Jersey, Arizona accounted for 53% of services.

Code details

FieldValue
SectionC codes — Outpatient PPS (hospital outpatient temporary codes)
Coverage codeC — Carrier judgment
Pricing indicator11 — Priced using national relative value units (Physician Fee Schedule)
BETOS categoryP6C
Added2023-01-01
Last action effective2023-01-01

Who bills C7530 (2024)

MeasureValue
Clinicians billing (by place of service)54
Medicare beneficiaries226
States with claims7
Share of services in top 3 states (California, New Jersey, Arizona)53%

Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.

Medicare utilization for C7530, 2023–2024

YearServicesBeneficiariesAvg. allowedAvg. paid
2023163155$4,622.38$3,675.72
2024236226$4,893.50$3,895.53

States with the most C7530 services (2024)

StateServicesAvg. paid
California36$4,269.39
New Jersey30$3,941.14
Arizona24$3,737.49
New York23$4,365.29
North Carolina23$3,685.47

NCCI unit limits (MUE)

Claim typeMax units per dayRationale
outpatient hospital claims1Nature of Service/Procedure
practitioner claims1Nature of Service/Procedure

What changed for C7530

Frequently asked questions

What is HCPCS code C7530?

C7530 is the HCPCS Level II code for dialysis circuit, introduction of needle(s) and/or catheter(s), with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty and all angioplasty in the central dialysis segment, with transcatheter placement of intravascular stent(s), central dialysis segment, performed through dialysis circuit, including all imaging, radiological supervision and interpretation, documentation and report. Short descriptor: "Cath/aplasty dial cir w/stnt".

How much does Medicare pay for C7530?

In 2024, the average Medicare payment was $3,895.53 per service (average allowed $4,893.50).

Does Medicare cover C7530?

Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.

How many units of C7530 can be billed per day?

1 on outpatient hospital claims; 1 on practitioner claims (NCCI medically unlikely edits).

Related C75 codes

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Next steps

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.

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