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💰 '''Claim cost''' refers to the total financial expenditure an [[Definition:Insurance carrier | insurer]] incurs in resolving a [[Definition:Claim (insurance) | claim]], encompassing both the [[Definition:Indemnity payment | indemnity]] paid to the [[Definition:Policyholder | policyholder]] or [[Definition:Claimant | claimant]] and the associated [[Definition:Loss adjustment expense (LAE) | loss adjustment expenses (LAE)]] such as investigation fees, legal costs, and expert assessments. In insurance accounting and [[Definition:Actuarial science | actuarial analysis]], claim cost is the building block from which [[Definition:Loss ratio (L/R) | loss ratios]], [[Definition:Loss reserve | reserves]], and [[Definition:Premium | premium]] adequacy are calculated. A single claim's cost may be straightforward — a roof repair estimate, for instance — or extraordinarily complex, as in a multi-year [[Definition:Liability insurance | liability]] case involving ongoing medical treatment and litigation.

📊 Insurers track claim costs at multiple levels of granularity. At the individual level, an adjuster establishes an initial [[Definition:Case reserve | case reserve]] that estimates the ultimate cost; this reserve is then updated as new information surfaces. Aggregated across a portfolio, average claim cost — sometimes called [[Definition:Severity (insurance) | severity]] — is paired with [[Definition:Frequency (insurance) | claim frequency]] to model expected losses during [[Definition:Underwriting | underwriting]] and [[Definition:Pricing (insurance) | pricing]]. [[Definition:Actuarial science | Actuaries]] use development triangles and statistical methods to project how open claims will mature, because many costs — particularly in long-tail lines like [[Definition:Workers' compensation insurance | workers' compensation]] and [[Definition:Professional liability insurance | professional liability]] — continue to accrue years after the initial report. [[Definition:Insurtech | Insurtech]] analytics platforms increasingly leverage [[Definition:Predictive modeling | predictive modeling]] to estimate ultimate claim cost at FNOL, enabling earlier triage and more accurate reserving.

🔑 Controlling claim costs without sacrificing fair outcomes is arguably the central operational challenge in insurance. Even modest reductions in average severity — through better [[Definition:Fraud detection | fraud detection]], faster repairs, preferred vendor networks, or early settlement programs — can translate into significant improvements in [[Definition:Combined ratio | combined ratio]] performance across a book of business. On the [[Definition:Reinsurance | reinsurance]] side, [[Definition:Excess of loss reinsurance | excess-of-loss treaties]] are structured specifically around claim cost thresholds, making accurate cost estimation essential for both [[Definition:Ceding company | cedants]] and reinsurers. Regulators, meanwhile, scrutinize claim cost trends as part of [[Definition:Rate filing | rate filing]] reviews, requiring insurers to justify premium changes with credible loss data. Ultimately, an insurer that cannot measure, predict, and manage claim costs effectively will find itself either underpricing risk or losing customers to competitors who can.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Loss ratio (L/R)]]
* [[Definition:Severity (insurance)]]
* [[Definition:Loss reserve]]
* [[Definition:Loss adjustment expense (LAE)]]
* [[Definition:Frequency (insurance)]]
* [[Definition:Combined ratio]]
{{Div col end}}

Definition:Claim cost - Revision history

PlumBot: Bot: Creating new article from JSON