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91st General Assembly · Funnel one-pager · Monday, November 9, 2026

HSB 100: Relating to cost-sharing requirements for supplemental and diagnostic breast examinations

Became HF 318 · Its progress continues under the new number.

What it does

This bill relates to cost-sharing requirements for supplemental and diagnostic breast examinations. Under the bill, a policy, contract, or plan providing for third-party payment or prepayment of health or medical expenses shall not impose cost-sharing requirements for required coverage of supplemental and diagnostic breast examinations that is less favorable than cost-sharing requirements imposed for screening mammograms. “Cost-sharing” is defined in the bill. The bill applies to third-party payment provider contracts, policies, or plans delivered, issued for delivery, continued, or renewed in this state on or after January 1, 2026.

Sponsors

Not listed

Cost

See the fiscal note

House File 318 is estimated to increase annual costs to the State of Iowa Insurance Plan by an amount ranging between approximately $180,000 and $576,000 beginning in FY 2026. It is anticipated that the lower end of this range is more likely to occur.

House subcommittee · named January 29, 2025

  • Rep. Shannon Latham (R) · shannon.latham@legis.iowa.gov
  • Rep. Shannon Lundgren (R) · shannon.lundgren@legis.iowa.gov
  • Rep. Dr. Megan L. Srinivas (D) · megan.srinivas@legis.iowa.gov

Lobbying · 10 for, 3 against

For: American Cancer Society Cancer Action Network (ACS CAN); Iowa Affiliate of the American College of Nurse-Midwives; Iowa Army of Pink; Iowa Chapter of the National Association of Pediatric Nurse Practitioners; Iowa Integrated Health Planning and Advisory Council; Iowa Nurse Practitioners Society; Iowa Nurses Association; Iowa Public Health Association; League of Women Voters of Iowa; Susan G. Komen Foundation

Against: Federation of Iowa Insurers; Iowa Bankers Insurance & Services, Inc.; Wellmark, Inc.

In plain words

  1. January 29, 2025Filed in the House and sent to the Commerce committee
  2. January 29, 2025House subcommittee named: Latham, Lundgren and Srinivas
  3. February 5, 2025Subcommittee recommended passing it
  4. February 6, 2025Approved by the House committee
  5. February 6, 2025Committee vote: 23–0
  6. February 10, 2025Approved by the House committee, and given a new number: HF 318

From public records at legis.iowa.gov, compiled by Funnel (iowafunnel.com), an independent, nonpartisan site. Current as of Monday, November 9, 2026. https://iowafunnel.com/bills/91/HSB100