Bill G. Mehilos
FSA, MAAA
Principal
Indianapolis, IN, US
William (Bill) Mehilos is a consultant in the Indianapolis office of Milliman. He joined the firm in 2017.
Experience
Bill consults on individual and group life insurance products. He works with term life, universal life, whole life products, and life-LTC combination products. Bill’s primary area of expertise is simplified issue/guaranteed issue worksite life insurance.
Bill has provided consulting on strategy, product design, product development and pricing, modeling, and system implementation.
Bill had led and co-authored Milliman’s annual Worksite Life Surveys since 2018. He regularly speaks on these trends and other life insurance topics at life insurance conferences.
Before joining Milliman, Bill worked for Trustmark Companies for 15 years, where he most recently served as second vice president and the illustration actuary.
Publications and Presentations
- Tri-State (Indiana, Ohio, Kentucky) Actuarial Club
- Board member: 2018-Present
- President, 2019-Present
- NASBI (National Association of Supplemental Benefits Insurance)
- Planning Committee Member and Co-Chairperson, 2018-Present
- Board member: 2020-Present
- Milliman's Worksite Life Survey
- Key author, 2018-Present (since inception)
Professional Designations
- Fellow, Society of Actuaries
- Member, American Academy of Actuaries
Education
- BA, Mathematics/Computer Science, Lake Forest College
Publications
Read their latest work
Article
State of the Supplemental Market 2025
13 January 2026 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Jennifer O’Brien Howard, Bill G. Mehilos, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
In January of 2025, we collaborated with NASBI to conduct our fourth annual State of the Supplemental Market Survey, collecting data from 54 carriers on 17 products.
Article
U.S. Supplemental Insurance Market: The Year in Review
13 January 2026 - by David Bahlinger, Ashlee Mouton Borcan, Taylor McKinnon, Bill G. Mehilos, Robert Eaton, Jennifer O’Brien Howard, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
We conducted our fourth annual State of the Supplemental Market Survey in January 2025. In total, 54 carriers provided sales and inforce data for 17 products across the supplemental insurance industry.
Article
Milliman Worksite Life Survey 2025
13 January 2026 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Bill G. Mehilos, Darrell D. Spell, Michael E. Weilant
Milliman’s eighth Worksite Life Survey Premium Report was released in November 2025, representing 19 carriers and nearly $4.0 billion in inforce premium.
Article
Milliman Worksite Life Survey
24 January 2025 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Bill G. Mehilos, Darrell D. Spell, Michael E. Weilant
Milliman’s seventh Worksite Life Survey Premium Report was released in November 2024, representing 19 carriers and nearly $3.5 billion in inforce premium.
Article
U.S. Supplemental Insurance Market: The Year in Review
24 January 2025 - by David Bahlinger, Ashlee Mouton Borcan, Taylor McKinnon, Bill G. Mehilos, Robert Eaton, Jennifer O’Brien Howard, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
We conducted our fourth annual State of the Supplemental Market Survey in January 2024. In total, 54 carriers provided sales and inforce data for 17 products across the supplemental insurance industry.
Article
State of the Supplemental Market
24 January 2025 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Jennifer O’Brien Howard, Bill G. Mehilos, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
In January of 2024, we collaborated with NASBI to conduct our fourth annual State of the Supplemental Market Survey, collecting data from 54 carriers on 17 products.
Article
Milliman Worksite Life Survey
10 January 2024 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Bill G. Mehilos, Darrell D. Spell, Michael E. Weilant
Milliman’s sixth Worksite Life Survey Premium Report was released in November 2023, representing 19 carriers and nearly $3.5 billion in inforce premium.
Article
State of the Supplemental Market
10 January 2024 - by David Bahlinger, Ashlee Mouton Borcan, Robert Eaton, Jennifer O’Brien Howard, Bill G. Mehilos, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
In January of 2023, we collaborated with NASBI to conduct our third annual State of the Supplemental Market Survey, collecting data from 80 carriers on 14 products.
Article
U.S. Supplemental Insurance Market: The Year in Review
10 January 2024 - by David Bahlinger, Ashlee Mouton Borcan, Taylor McKinnon, Bill G. Mehilos, Robert Eaton, Jennifer O’Brien Howard, Nathaniel Sandrowicz, Darrell D. Spell, Michael E. Weilant
We conducted our third annual State of the Supplemental Market Survey in January 2023. In total, 80 carriers provided sales and inforce data for 14 products across the supplemental insurance industry.
Article
Milliman Worksite Underwriting Milli-Byte Survey
21 December 2022 - by David Bahlinger, Paul Correia, Jennifer O’Brien Howard, Christin Kuretich, Bill G. Mehilos, Darrell D. Spell
Released in June 2022, Milliman developed this survey to help carriers determine market standards for delivering worksite products with various underwriting limitations and requirements.