I70.539: Atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of unspecified site

I70.539, atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of unspecified site, is listed as a covered diagnosis in 4 Medicare billing and coding articles that apply to 6 HCPCS Level II codes, including G0127 (Trimming of dystrophic nails, any number), G0278 (Iliac and/or femoral artery angiography, non-selective…), G0269 (Placement of occlusive device into either a venous or…). The articles come from 3 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.

HCPCS Level II codes with I70.539 as a covered diagnosis

CodeDescriptionMedicare coverageDMEPOS fee 2026 (state range)Articles listing it
G0127Trimming of dystrophic nails, any numberSpecial coverage instructions apply—2
G0278Iliac and/or femoral artery angiography, non-selective, bilateral or ipsilateral to catheter insertion, performed at the same time as cardiac catheterization and/or coronary angiography, includes positioning or placement of the catheter in the distal aorta or ipsilateral femoral or iliac artery, injection of dye, production of permanent images, and radiologic supervision and interpretation (list separately in addition to primary procedure)Carrier judgment—1
G0269Placement of occlusive device into either a venous or arterial access site, post surgical or interventional procedure (e.g., angioseal plug, vascular plug)Special coverage instructions apply—1
G0283Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of careCarrier judgment—1
G0281Electrical stimulation, (unattended), to one or more areas, for chronic stage iii and stage iv pressure ulcers, arterial ulcers, diabetic ulcers, and venous stasis ulcers not demonstrating measurable signs of healing after 30 days of conventional care, as part of a therapy plan of careCarrier judgment—1
G0329Electromagnetic therapy, to one or more areas for chronic stage iii and stage iv pressure ulcers, arterial ulcers, diabetic ulcers and venous stasis ulcers not demonstrating measurable signs of healing after 30 days of conventional care as part of a therapy plan of careCarrier judgment—1

Medicare policy articles listing I70.539

A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.

Other I70 diagnoses (Atherosclerosis)

Frequently asked questions

Does Medicare cover I70.539 (Atherosclerosis of nonautologous biological bypass…)?

Medicare covers items and services, not diagnoses. 4 Medicare billing and coding articles list I70.539 as a covered diagnosis for 6 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.

Which HCPCS codes can be billed with ICD-10 I70.539?

The Level II codes from the policies most specific to this diagnosis are G0127 (Trimming of dystrophic nails, any number, 2 articles); G0278 (Iliac and/or femoral artery angiography, non-selective…, 1 article); G0269 (Placement of occlusive device into either a venous or…, 1 article); G0283 (Electrical stimulation (unattended), to one or more areas…, 1 article); G0281 (Electrical stimulation, (unattended), to one or more…, 1 article). Code choice depends on the item supplied; check each code's descriptor.

Which Medicare policy articles list I70.539?

A52850 (Billing and Coding: Cardiac Catheterization and Coronary Angiography); A56232 (Billing and Coding: Foot Care); A56680 (Billing and Coding: Routine Foot Care), and 1 more article.

What is ICD-10-CM code I70.539?

I70.539 is the ICD-10-CM code for atherosclerosis of nonautologous biological bypass graft(s) of the right leg with ulceration of unspecified site, in category I70 (Atherosclerosis), chapter 9: Diseases of the circulatory system.

Next steps

Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.

Chapter 9: Diseases of the circulatory system · All diagnoses · HCPCS lookup