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Sirius Solutions Global medical billing blog - Latest news and industry trends

OUR BLOGS

Medical Billing News & Trends
CPT Codes Explained
Endocrinology Billing
Mental Health Billing
ICD-10 Coding Tips
Top Billing Companies
Endocrinology Billing 2026
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GP Modifier Tips

How to Bill CPT Code 90791 Correctly: A Complete Provider Guide

CPT 90791 is one of the most frequently audited and denied codes in behavioral health. This complete 2026 guide—written by a licensed provider with over a decade of experience—shows exactly how to bill psychiatric diagnostic evaluations correctly: required clinical components, bulletproof documentation templates, payer-specific rules, common mistakes that trigger denials, and proven strategies to protect your claims and revenue.

Feb 18