T82.9XXA: Unspecified complication of cardiac and vascular prosthetic device, implant and graft, initial encounter

T82.9XXA, unspecified complication of cardiac and vascular prosthetic device, implant and graft, initial encounter, is listed as a covered diagnosis in 8 Medicare billing and coding articles that apply to 40 HCPCS Level II codes, including C8925 (Transesophageal echocardiography (tee) with contrast, or…), C8926 (Transesophageal echocardiography (tee) with contrast, or…), C8927 (Transesophageal echocardiography (tee) with contrast, or…). The articles come from 4 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 T82.9XXA as a covered diagnosis

CodeDescriptionMedicare coverageDMEPOS fee 2026 (state range)Articles listing it
C8925Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, real time with image documentation (2d) (with or without m-mode recording); including probe placement, image acquisition, interpretation and reportSpecial coverage instructions apply—3
C8926Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, for congenital cardiac anomalies; including probe placement, image acquisition, interpretation and reportSpecial coverage instructions apply—3
C8927Transesophageal echocardiography (tee) with contrast, or without contrast followed by with contrast, for monitoring purposes, including probe placement, real time 2-dimensional image acquisition and interpretation leading to ongoing (continuous) assessment of (dynamically changing) cardiac pumping function and to therapeutic measures on an immediate time basisSpecial coverage instructions apply—3
C9600Percutaneous transcatheter placement of drug eluting intracoronary stent(s), with coronary angioplasty when performed; single major coronary artery or branchSpecial coverage instructions apply—1
C9601Percutaneous transcatheter placement of drug-eluting intracoronary stent(s), with coronary angioplasty when performed; each additional branch of a major coronary artery (list separately in addition to code for primary procedure)Special coverage instructions apply—1
C9602Percutaneous transluminal coronary atherectomy, with drug eluting intracoronary stent, with coronary angioplasty when performed; single major coronary artery or branchSpecial coverage instructions apply—1
C9603Percutaneous transluminal coronary atherectomy, with drug-eluting intracoronary stent, with coronary angioplasty when performed; each additional branch of a major coronary artery (list separately in addition to code for primary procedure)Special coverage instructions apply—1
C9604Percutaneous transluminal revascularization of or through coronary artery bypass graft (internal mammary, free arterial, venous), any combination of drug-eluting intracoronary stent, atherectomy and angioplasty, including distal protection when performed; single vesselSpecial coverage instructions apply—1
C9605Percutaneous transluminal revascularization of or through coronary artery bypass graft (internal mammary, free arterial, venous), any combination of drug-eluting intracoronary stent, atherectomy and angioplasty, including distal protection when performed; each additional branch subtended by the bypass graft (list separately in addition to code for primary procedure)Special coverage instructions apply—1
C9606Percutaneous transluminal revascularization of acute total/subtotal occlusion during acute myocardial infarction, coronary artery or coronary artery bypass graft, any combination of drug-eluting intracoronary stent, atherectomy and angioplasty, including aspiration thrombectomy when performed, single vesselSpecial coverage instructions apply—1
C9607Percutaneous transluminal revascularization of chronic total occlusion, coronary artery, coronary artery branch, or coronary artery bypass graft, any combination of drug-eluting intracoronary stent, atherectomy and angioplasty; single vesselSpecial coverage instructions apply—1
C9608Percutaneous transluminal revascularization of chronic total occlusion, coronary artery, coronary artery branch, or coronary artery bypass graft, any combination of drug-eluting intracoronary stent, atherectomy and angioplasty; each additional coronary artery, coronary artery branch, or bypass graft (list separately in addition to code for primary procedure)Special coverage instructions apply—1
J0461Injection, atropine sulfate, 0.01 mgSpecial coverage instructions apply—3
J0153Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds)Special coverage instructions apply—3
J1250Injection, dobutamine hydrochloride, per 250 mgSpecial coverage instructions apply—3
J0280Injection, aminophyllin, up to 250 mgSpecial coverage instructions apply—3
J1245Injection, dipyridamole, per 10 mgSpecial coverage instructions apply—3
A9700Supply of injectable contrast material for use in echocardiography, per studySpecial coverage instructions apply—3
A9500Technetium tc-99m sestamibi, diagnostic, per study doseCarrier judgment—1
A9502Technetium tc-99m tetrofosmin, diagnostic, per study doseCarrier judgment—1
A9505Thallium tl-201 thallous chloride, diagnostic, per millicurieCarrier judgment—1
A9512Technetium tc-99m pertechnetate, diagnostic, per millicurieCarrier judgment—1
A9560Technetium tc-99m labeled red blood cells, diagnostic, per study dose, up to 30 millicuriesCarrier judgment—1
A9538Technetium tc-99m pyrophosphate, diagnostic, per study dose, up to 25 millicuriesCarrier judgment—1
A9520Technetium tc-99m tilmanocept, diagnostic, up to 0.5 millicuriesCarrier judgment—1

15 more codes are listed. See every code with payment by region in Caduvo.

Medicare policy articles listing T82.9XXA

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 T82 diagnoses (Complications of cardiac and vascular prosthetic devices, implants and grafts)

Frequently asked questions

Does Medicare cover T82.9XXA (Unspecified complication of cardiac and vascular…)?

Medicare covers items and services, not diagnoses. 8 Medicare billing and coding articles list T82.9XXA as a covered diagnosis for 40 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 T82.9XXA?

The Level II codes from the policies most specific to this diagnosis are C8925 (Transesophageal echocardiography (tee) with contrast, or…, 3 articles); C8926 (Transesophageal echocardiography (tee) with contrast, or…, 3 articles); C8927 (Transesophageal echocardiography (tee) with contrast, or…, 3 articles); C9600 (Percutaneous transcatheter placement of drug eluting…, 1 article); C9601 (Percutaneous transcatheter placement of drug-eluting…, 1 article). Code choice depends on the item supplied; check each code's descriptor.

Which Medicare policy articles list T82.9XXA?

A56823 (Billing and Coding: Percutaneous Coronary Intervention); A56743 (Billing and Coding: Cardiovascular Nuclear Medicine); A57179 (Billing and Coding: Transesophageal Echocardiogram), and 5 more articles.

What is ICD-10-CM code T82.9XXA?

T82.9XXA is the ICD-10-CM code for unspecified complication of cardiac and vascular prosthetic device, implant and graft, initial encounter, in category T82 (Complications of cardiac and vascular prosthetic devices, implants and grafts), chapter 19: Injury, poisoning and other consequences of external causes.

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 19: Injury, poisoning and other consequences of external causes · All diagnoses · HCPCS lookup