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Ischemic Cardiomyopathy: when insurers say no, reviewers often say yes

In 13 published external-review decisions involving ischemic cardiomyopathy, independent physician reviewers overturned the insurer’s denial 61.5% of the time.

Published decisions
13
2001–2026
Overturned
61.5%
8 denials reversed

Most-fought treatments for ischemic cardiomyopathy

What insurers denied — and how those fights ended.
CategoryDecisionsOverturned
Wearable Cardioverter Defibrillator4
50%

What the insurer actually argued

Denials fall into different categories, and they don’t succeed equally — so the reason on your letter changes how you should answer it.
Reason givenDecisionsOverturned
Experimental/Investigational
The plan called the treatment unproven. These turn on published evidence, so the appeal is a literature argument.
9
44.4%
Medical Necessity
The plan said the care wasn’t medically necessary. The most common fight, and the most winnable.
4
100%
Typical time to a decision
21 days
Most land between 20 and 22 days
Handled as urgent
15.4%
Expedited when a delay would cause harm
What the reviewers wrote
Excerpts from the independent reviewers’ published findings — the actual reasoning, quoted, not summarised.

Where the denial was overturned

Findings: The physician reviewer found that Nature of Statutory Criteria/Case Summary: An enrollee has requested reimbursement for a Zoll LifeVest. The researchers’ guidelines note that patients with recent myocardial infarction, newly diagnosed nonischemic cardiomyopathy, recent revascularization, myocarditis, and secondary cardiomyopathy are at increased risk of sudden cardiac arrest. Patients who may benefit from automatic emergency cardioversion-defibrillation but do not meet indications for implantable cardioverter-defibrillator (ICD) implantation at the time of presentation include those who are at perceived increased risk of sudden cardiac death due to severe left ventricle dysfunction but for whom there may be optimism for clinical improvement, and those who have a clear indication for ICD but who have a contraindication to immediate placement.
Experimental/Investigational · 2023 · IMR EI23-39891
Nature of Statutory Criteria/Case Summary: A 50-year-old female enrollee has requested reimbursement for the Zoll LifeVest wearable cardioverter defibrillator.The American College of Cardiology (ACC) and American Heart Association (AHA) guidelines note that patients with recent myocardial infarction, newly diagnosed nonischemic cardiomyopathy, recent revascularization, myocarditis, and secondary cardiomyopathy are at increased risk of sudden cardiac arrest. Patients who may benefit from automatic emergency cardioversion-defibrillation but do not meet indications for ICD implantation at the time of presentation include those who are at perceived increased risk of sudden cardiac death due to severe left ventricle dysfunction but for whom there may be optimism for clinical improvement, and those who have a clear indication for ICD but who have a contraindication to immediate placement.
Experimental/Investigational · 2023 · IMR EI23-39317

Where the denial was upheld

Worth reading too — these show what an appeal has to overcome.
Physician 1: The patient is a 47-year-old male with ischemic cardiomyopathy. He has an ejection fraction (EF) of 35% and is status post Automatic Implanted Cardiac Defibrillator (AICD) placement. He is reportedly on “optimal therapy for heart failure” and underwent bioimpedance testing for assessment of his fluid status in April, 2005. The patient now requests reimbursement for the diagnostic procedure. The Health Plan considers bioimpedance testing experimental/investigational and has denied coverage.The following is an excerpt from the most recent American College of Cardiology/ American Heart Association Practice Guidelines for heart failure (HF):There has been no established role for periodic invasive or noninvasive hemodynamic measurements in the management of HF.
Experimental/Investigational · 2006 · IMR EI06-5234
Physician 1: This patient is a 57-year-old male who has known ischemic cardiomyopathy and is at risk for a stroke with paroxysmal atrial fibrillation. He has several comorbid conditions and standard treatment with Coumadin is thought to be risky because of unexplained GI bleeding. The patient’s provider has recommended the patient undergo implantation of a left atrial appendage occluder device known as PLAATO. The Health Plan has denied the request on the basis the requested device is considered investigational.Implantation of the PLAATO device is a very new technique that is currently under study to help prevent strokes in certain patients. It was only first described in the canine model in 2002 and hence, there is no real long-term data available. The largest study of PLAATO published thus far involved 111 patients (Ostermayer, et al.).
Experimental/Investigational · 2005 · IMR EI05-4823

Figures and quotations on this page come from 42,749 published decisions in the California DMHC Independent Medical Review dataset. These are California outcomes — every state runs an equivalent external review, but the rates here are California’s. Excerpts are quoted verbatim from the public record and describe this condition generally, not any individual case.

How to use this in your appeal

These outcomes come from California’s external review program — an independent physician panel whose decision binds the insurer. Every state has an equivalent, and internal appeals succeed even more often. If your care for ischemic cardiomyopathy was denied, the published record says the denial is worth fighting.

SOURCE: CALIFORNIA DMHC INDEPENDENT MEDICAL REVIEW OUTCOMES (CHHS OPEN DATA) · DERIVED AGGREGATE STATISTICS ONLY · METHODOLOGY

Not legal or medical advice. Coverage Rights is a self-help tool that helps you prepare your own appeal. For advice about your specific situation, talk to a licensed attorney or your doctor.

Fighting a denial for ischemic cardiomyopathy? 61.5% won.

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