e&m credentialing npp

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    Wiki Credentials for billing 99xxx

    I have been struggling with a Chiro who insists he can bill 99xxx E&M codes. Since he's apparently found a payer whose edits didn't bounce his claims, now he's convinced other NPPs, specifically nutritionists that they, too can bill 99xxx. I have looked at CMS, and I can't find documentation...
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