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Certificate Of Medical Necessity

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A certificate of medical necessity is a piece of paper required by Centers for Medicare and Medicaid Services to provide evidence to support the medical necessity of an item of heavy duty equipment furnished to a Medicare legatee. It is basically like a detailed prescription. A certificate of medical necessity form usually consist of six sections where dates can be entered. To list, the initial date of the CMN, the revised date of the CMN, the recertification date, the date the beneficiary signed it, the date the supplier signed it and the date the physician signed it. For certain items or services billed to a DME MAC, the supplier must receive a signed Certificate Medical Necessity from the physician or signed document from the supplier.

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