Jamison Ruben

FSA, MAAA

Consulting Actuary

Chicago, IL, US

Jamison Ruben is a health and group benefits consulting actuary in the Employee Benefits Practice.

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Experience

Jamison has a wide range of experience providing health and group benefit consulting services to corporate, public, and multi-employer clients, including:

Leading Request for Proposals to evaluate medical/Rx, dental, vision, life, disability, absence management, stop loss, voluntary benefit, and ancillary solutions from both a quantitative and qualitative perspective
Creating multi-year health and group benefit strategies based on benchmarking information, market developments, and financial considerations
Managing and negotiating administrative fees, performance guarantees, and premium rates with health and group benefit third-party administration and insurance vendors
Developing premium equivalent, employee contribution, and COBRA rates
Assessing the impact of benefit design changes or new benefit solutions
Monitoring and analyzing health and group benefit plan and vendor performance
Estimating Incurred But Not Reported (IBNR) claims liabilities
Performing calculations related to Retiree Drug Subsidy and Creditable Coverage

Professional Designations

Fellow, Society of Actuaries
Member, American Academy of Actuaries

Education

Bachelor of Arts in Economics from the University of Illinois at Urbana-Champaign

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Publications

Read their latest work

Article

Multiemployer health and welfare fund statistics: 2025 report

19 February 2026 - by Michael Halford, Jamison Ruben, Devin Shaver, Jessica Gardner

Taft-Hartley plans: Our analysis of the latest available data shows net assets rose in 2023, buoyed by strong investment returns and contribution increases.

Jamison Ruben

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Experience

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Read their latest work

Multiemployer health and welfare fund statistics: 2025 report

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Jamison Ruben

Experience

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