You have instant access to the imaging authorization and supporting information you need on this site Advanced imaging musculoskeletal and surgery radiation oncology physical medicine genetic testing Whether submitting imaging exam requests or checking the status.
Our system provides instant access to much of the prior authorization information that our call center staff provides Search for resources by solution below Clinical guidelines preview 2026 advanced imaging guidelines 2025 advanced imaging guidelines checklists advanced imaging checklist low dose chest ct history form tip.
Nia’s guidelines for medical specialty solutions services were developed from practice experience, literature reviews, specialty criteria sets and empirical data. These medical necessity criteria were developed by national imaging associates, inc (nia) for the purpose of making clinical review determinations for requests for therapies and diagnostic procedures. Who can a provider contact at nia for more information
You may contact your dedicated nia provider relations manager How does the ordering provider obtain a prior authorization from nia for a medical specialty solutions outpatient service What information is required to receive prior authorization?
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