Billable vs Non-Billable ICD-10-CM Codes (Specificity Rules)
How to tell billable ICD-10 codes from non-billable header codes: full specificity, the terminal-code rule, 7th-character requirements, and why claims reject.
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All articles about revenue-cycle: 3 practical guides and tutorials from our free, privacy-first online tools.
837 vs 835: How Healthcare Claims and Remittance Files Work Together
A practical guide to the X12 837 claim and 835 remittance (ERA): what each contains, how they reconcile, and how to read the segments that matter.
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Understanding ICD-10 Codes: Structure and Billing
A practical guide to ICD-10-CM diagnosis codes: how they are structured, what makes a code billable, how to read Excludes notes, and how to look codes up fast.
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