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	<title>Definition:Claim number - Revision history</title>
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	<updated>2026-05-10T20:02:08Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://www.insurerbrain.com/w/index.php?title=Definition:Claim_number&amp;diff=10548&amp;oldid=prev</id>
		<title>PlumBot: Bot: Creating new article from JSON</title>
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		<updated>2026-03-11T16:44:10Z</updated>

		<summary type="html">&lt;p&gt;Bot: Creating new article from JSON&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;🔢 &amp;#039;&amp;#039;&amp;#039;Claim number&amp;#039;&amp;#039;&amp;#039; is the unique alphanumeric identifier assigned to every [[Definition:Claim (insurance) | claim]] the moment it enters an [[Definition:Insurance carrier | insurer&amp;#039;s]] [[Definition:Claims administration system | claims administration system]]. Acting as the primary key across every database, document, payment, and communication tied to the loss event, the claim number ensures that all stakeholders — [[Definition:Claims adjuster | adjusters]], [[Definition:Policyholder | policyholders]], [[Definition:Insurance broker | brokers]], [[Definition:Third-party administrator (TPA) | third-party administrators]], defense counsel, and [[Definition:Reinsurance | reinsurers]] — can reference the same file without ambiguity. In an industry that processes hundreds of millions of claims annually, this seemingly simple identifier is the backbone of accurate record-keeping and regulatory compliance.&lt;br /&gt;
&lt;br /&gt;
⚙️ Most carriers follow a structured numbering convention that embeds contextual information into the identifier itself. A claim number might encode the [[Definition:Line of business | line of business]], the policy year, the branch office or region of origin, and a sequential counter. When a single event triggers multiple coverages — for example, a commercial fire producing both a property loss and a [[Definition:Liability insurance | liability]] claim — the system generates separate claim numbers, often linked by a shared [[Definition:Occurrence number | occurrence or event code]]. Across the [[Definition:Insurance value chain | insurance value chain]], the claim number travels through [[Definition:Bordereaux | bordereaux]] submitted to reinsurers, regulatory loss reports filed with state [[Definition:Department of insurance | departments of insurance]], and electronic data interchange ([[Definition:EDI | EDI]]) messages between trading partners. [[Definition:Insurtech | Insurtech]] platforms that aggregate data from multiple carriers rely on claim numbers to deduplicate records and maintain a single source of truth.&lt;br /&gt;
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🗂️ Accurate and consistent claim numbering may sound mundane, but errors in this area cascade quickly. A duplicated or misassigned number can cause payments to post against the wrong [[Definition:Loss reserve | reserve]], distort [[Definition:Loss ratio (L/R) | loss ratio]] calculations for an entire book, or trigger [[Definition:Regulatory compliance | regulatory]] findings during a market conduct examination. In [[Definition:Lloyd&amp;#039;s of London | Lloyd&amp;#039;s]] and other subscription markets where multiple [[Definition:Syndicate | syndicates]] share a single risk, a standardized claim reference — such as the [[Definition:Unique claims reference (UCR) | unique claims reference (UCR)]] — is essential to coordinating settlements and avoiding discrepancies among lead and follow [[Definition:Underwriter | underwriters]]. As the industry moves toward real-time data sharing and [[Definition:Open API | open APIs]], the claim number remains the anchor that ties disparate systems together.&lt;br /&gt;
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&amp;#039;&amp;#039;&amp;#039;Related concepts:&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
{{Div col|colwidth=20em}}&lt;br /&gt;
* [[Definition:Claim (insurance)]]&lt;br /&gt;
* [[Definition:Claims administration system]]&lt;br /&gt;
* [[Definition:First notice of loss (FNOL)]]&lt;br /&gt;
* [[Definition:Bordereaux]]&lt;br /&gt;
* [[Definition:Unique claims reference (UCR)]]&lt;br /&gt;
* [[Definition:Policy number]]&lt;br /&gt;
{{Div col end}}&lt;/div&gt;</summary>
		<author><name>PlumBot</name></author>
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