---
type: "Bill"
title: "Relating to hearing loss."
description: "Modifies requirements for health benefit plan coverage of hearing loss treatments."
jurisdiction: "us/states/or"
legislature: "Oregon Legislative Assembly"
session: "2018 Regular Session"
identifier: "HB 4104"
citation: "Oregon HB 4104 (2018 Regular Session)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Cedric Hayden", "Sara Gelser", "Sheri Malstrom"]
version_count: 2
action_count: 17
vote_count: 4
first_action: "2018-01-22T18:07:03+00:00"
last_action: "2018-03-26T20:28:16+00:00"
source: "openstates"
source_identifier: "ocd-bill/d70e922e-33bb-4342-813c-4d688bb04288"
source_url: "https://olis.leg.state.or.us/liz/2018R1/Measures/Overview/HB4104"
source_hash: "a1886165f4d194db51cde5c4fa035d23f41727089db873bc82ee87140eaf45c6"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-or"]
---

# Oregon HB 4104 (2018 Regular Session) — Relating to hearing loss.

Modifies requirements for health benefit plan coverage of hearing loss treatments.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://olis.leg.state.or.us/liz/2018R1/Downloads/MeasureDocument/HB4104/Introduced)
2. **Enrolled** (enrolled) — [source](https://olis.leg.state.or.us/liz/2018R1/Downloads/MeasureDocument/HB4104/Enrolled)

## Votes

- Third reading. Carried by DeBoer. Passed. — **25–2** (pass) · legislature
- Third reading. Carried by Malstrom, Hayden. Passed. — **58–0** (pass) · legislature
- Heard and Reported Out — **11–0** (pass) · legislature
- Heard and Reported Out — **5–0** (pass) · legislature

## Sponsors

- Cedric Hayden — primary (person)
- Sara Gelser — primary (person)
- Sheri Malstrom — primary (person)
- A. Richard Vial — cosponsor (person)
- Alissa Keny-Guyer — cosponsor (person)
- Bill Kennemer — cosponsor (person)
- Caddy McKeown — cosponsor (person)
- Dan Rayfield — cosponsor (person)
- E. Werner Reschke — cosponsor (person)
- Elizabeth Steiner Hayward — cosponsor (person)
- Janeen Sollman — cosponsor (person)
- Rob Nosse — cosponsor (person)
- Teresa Alonso Leon — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2018-01-22T18:07:03+00:00** Presession Released to the Public.
- **2018-02-05T15:22:09+00:00** First reading. Referred to Speaker's desk. `introduction, reading-1, referral-committee`
- **2018-02-05T16:53:18+00:00** Referred to Health Care. `referral-committee`
- **2018-02-12T23:01:00+00:00** Public Hearing and Work Session held.
- **2018-02-13T20:39:02+00:00** Recommendation: Do pass. `committee-passage-favorable`
- **2018-02-14T17:40:42+00:00** Second reading. `reading-2`
- **2018-02-16T01:06:18+00:00** Third reading. Carried by Malstrom, Hayden. Passed. `passage, reading-3`
- **2018-02-16T17:57:19+00:00** First reading. Referred to President's desk. `introduction, reading-1, referral-committee`
- **2018-02-16T21:17:17+00:00** Referred to Health Care. `referral-committee`
- **2018-02-21T21:02:00+00:00** Public Hearing and Work Session held.
- **2018-02-23T16:32:19+00:00** Recommendation: Do pass. `committee-passage-favorable`
- **2018-02-23T19:58:50+00:00** Second reading. `reading-2`
- **2018-02-26T19:46:31+00:00** Third reading. Carried by DeBoer. Passed. `passage, reading-3`
- **2018-02-28T18:45:27+00:00** Speaker signed. `passage`
- **2018-02-28T22:58:24+00:00** President signed. `passage`
- **2018-03-16T17:26:00+00:00** Governor signed. `executive-signature`
- **2018-03-26T20:28:16+00:00** Chapter 9, (2018 Laws): Effective date January 1, 2019.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d70e922e-33bb-4342-813c-4d688bb04288`. Confidence: reported (aggregated from official Oregon legislature records).