BenefitsLedger
Insurance carrier · Plan year 2024 · Form 5500 Schedule A

Health Care Service Corporation

Health Care Service Corporation appeared on 282 contracts at 279 employer health plans in plan year 2024 filings, with $274M in earned premium, ranking #27 of 1,452 carriers. Its medical contracts covered 165,199 people. Employers reported broker commissions and fees of $21M on those contracts, 7.5% of premium.

Premium
$274M
$208M medical
Employers
279
282 contracts
People covered
165,199
medical contracts, year end
Broker pay
7.5%
$21M · U.S. median 3.8%

Coverage lines on its contracts: health (258), dental (163), prescription drug (41), PPO (16), HMO (12), stop-loss (10).

Where it writes the most

Medical premium by employer state.

Largest clients

Employer plans reporting the most premium with this carrier.

EmployerPremiumParticipants
Northwestern University · Illinois$135,205,90412,195
Enbridge Employee Services, Inc. · Texas$54,206,3304,525
Trustees of Teamsters Local No. 301 · Illinois$12,658,822835
Knight Hawk Coal, LLC · Illinois$10,635,381390
Board of Trustees Sheet Metal Workers Local Union No 1 Welfare Trust F · Illinois$7,229,265433
Whirlwind Steel Buildings Inc. · Texas$6,771,2411,253
Nu-Way Transportation Services, Inc · Illinois$5,264,888353
Arends Hogan Walker, LLC · Illinois$4,697,580740
Allied-Locke Industries, Inc. · Illinois$4,257,559296
National Spiritual Assembly of the Baha'is of the United States · Illinois$4,114,491232
Panduit Corp. · Illinois$4,022,5251,496
Refreshment Services, Inc. · Illinois$3,852,479324
Compx International Inc · Texas$2,898,645545
American Bank Holding Corporation · Texas$2,852,552320
East Lake Management & Development Corp · Illinois$2,732,775347
Valco Instruments Company, Inc. · Texas$2,657,931326
American Valve & Hydrant Manufacturing Company · Texas$2,525,576217
Board of Trustees of SMW Lu No. 28 Welfare Fund · New York$2,293,2782,680
United Contractors Midwest, Inc. · Illinois$2,237,786145
Houston Museum of Natural Science · Texas$1,616,446185
Spectra Energy Corp · Texas$1,193,765683
Palafox Hospitality LTD. la Posada Hotel/Suites · Texas$85,111100
WS Energy Services LLC · Texas$0197
Work Services Corporation · Texas$0238
WN Global, LLC · Texas$0232

Filed under 3 spellings, including Health Care Service Corporation; Health Care Services Corporation; Health Care Services Corp.; this page adds them together.

Source: DOL Form 5500 Schedule A, plan year 2024; built October 24, 2026. One insurer's filed spellings (for example "Blue Cross Blue Shield", "BlueCross BlueShield" and "Blue Cross and Blue Shield" of the same state) are grouped on one page; different state plans stay separate.

How many employer health plans does Health Care Service Corporation insure?

Health Care Service Corporation was named on 282 insurance contracts at 279 employers with 100 or more participants in plan year 2024 filings, with $274,010,330 in earned premium and 165,199 people covered on medical contracts.

How much do brokers earn on Health Care Service Corporation contracts?

Employers reported $20,599,672 in broker commissions and fees on Health Care Service Corporation contracts, 7.5% of premium. The all-carrier median on fully insured medical plans is 3.8%.

Where is Health Care Service Corporation strongest?

By medical premium, its largest states are Illinois, Texas, Oklahoma.

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