Blue Cross and Blue Shield of North Carolina Timely Filing Limit

The most important thing to confirm with Blue Cross and Blue Shield of North Carolina is not just the number of days, but also what event starts the clock. Some payer documents measure from date of service, some from discharge, and some publish different rules for corrected claims or appeals.

At a glance

• For commercial Blue Cross NC claims, the current official provider page says to submit claims within 180 days of the date of service, and paper claims go to PO Box 35, Durham, NC 27702. For Blue Medicare Advantage, the current reimbursement policy states 90 days for participating providers/facilities and 12 months for nonparticipating providers/facilities, unless a provider, state, federal, or CMS requirement says otherwise. Dental claims must be received within 180 days of service. BCBSNC also indicates that when other coverage is primary, the timely filing clock is counted from the other carrier’s Explanation of Payment.

Initial claim filing limits

• Commercial: 180 days from date of service
• Blue Medicare Advantage: 90 days for participating care providers/facilities
• Blue Medicare Advantage: 12 months for nonparticipating care providers/facilities
• Dental: 180 days from date of service

Corrected claim filing limits

• Institutional 837 companion guide: claim cannot be corrected more than 2 years from earliest date of service (legacy EDI guide)
• Blue Medicare Advantage policy references a separate corrected claims policy, but the reviewed page did not state a universal corrected-claim deadline

Appeal and reconsideration deadlines

• Commercial provider disputes/reconsiderations: 90-calendar-day timeframe for certain disputes and reconsiderations effective May 1, 2025; some earlier review types remained at 45 days
• Disaster-area extension: post-service provider appeals for impacted counties were extended to 180 days from claim adjudication date through Nov. 28, 2024
• Blue Medicare appeal timeframes vary by appeal type; the reviewed page did not provide a single universal deadline

Trigger basis and caveats

• Commercial timely filing is described as 180 days from date of service on the provider claims page.
• Blue Medicare Advantage policy measures from date of service unless another mandate applies; if there is primary other insurance, the clock starts from the other carrier’s EOP.
• For consecutive service dates, the Medicare Advantage policy counts from the last day of service.
• Dental timely filing is from date of service.
• Some operational notices base reconsideration/appeal deadlines on claim adjudication date rather than date of service.
• Timely filing varies materially by line of business.
• The commercial provider page was the most current simple source found, but the provider e-Manual PDF returned inconsistently in the tool, so this answer relies on the current claims page plus supplementary official notices.
• Legacy EDI companion guide language may not reflect the latest operational policy across all products.
• Disaster or special guidance can temporarily modify filing windows.

Provider resources

• Providers home (official)
• Contact us for providers (official)
• Prior authorization (official)
• Commercial claims, appeals, and inquiries (official)
• Medicare claims, appeals, and inquiries (official)
• Provider e-Manual (Commercial Blue Book PDF) (official)
• Dental E-Manual (Blue Book) (official)

Sources