Don’t Make this Common Claim Mistake: Include Your Signature
Act
immediately
Effective date
Not stated in the notice
Identified
Oct 3, 2026
Summary
Horizon Blue has issued a reminder that missing or illegible signatures on claims are a leading cause of denials. Billing teams must implement a quality assurance step to verify all signatures comply with CMS requirements before claim submission to prevent rejections.
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01Billing team must implement a pre-submission signature verification process for all claims before they are sent to Horizon Blue.
02Assign staff to double-check that all required signatures are present and legible on claim forms and supporting documentation.
03Update billing workflows to include this verification checkpoint.
04Train all staff involved in claim preparation on acceptable versus unacceptable signature standards per CMS requirements (reference: https://www.horizonblue.com/providers/news/blue-review/archives/blue-review-december-2024).
05Consequence: Claims with missing or illegible signatures will be denied, delaying reimbursement and requiring rework.
Original notice
Don’t Make this Common Claim Mistake: Include Your Signature
horizonblue.com · Always check the source before changing claims.
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