---
type: "Bill"
title: "Revise laws related to reimbursement for certain Medicaid services"
description: "Revise laws related to reimbursement for certain Medicaid services"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2021"
identifier: "HB 155"
citation: "Montana HB 155 (2021)"
classification: ["bill"]
subjects: ["Developmental Disabilities", "Persons With (see also: Institutions)", "Health Care Services (see also: Health)", "Institutions (see also: Dev. Dis.", "Persons With; Mental Illness)", "Mental Illness or Incapacity (see also: Institutions)", "Senior Citizens (see also: Retirement)", "Social Services"]
status: "enacted"
primary_sponsors: ["Dennis R Lenz"]
version_count: 3
action_count: 47
vote_count: 6
first_action: "2020-10-01"
last_action: "2021-04-30"
source: "openstates"
source_identifier: "ocd-bill/4b9913f4-e554-40f1-9537-9d66ccbd0907"
source_url: "http://laws.leg.mt.gov/legprd/LAW0210W$BSIV.ActionQuery?P_BILL_NO1=155&P_BLTP_BILL_TYP_CD=HB&Z_ACTION=Find&P_SESS=20211"
source_hash: "d70b22ff69b80def2b20bc6cce99df22d6282250abce36ca29502a650fbf6d19"
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-mt"]
---

# Montana HB 155 (2021) — Revise laws related to reimbursement for certain Medicaid services

## Version chain

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

1. **HB0155_1.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/HB0199//HB0155_1.pdf)
2. **HB0155_X.pdf** (committee substitute) — [source](https://leg.mt.gov/bills/2021/HB0199//HB0155_X.pdf)
3. **Enrolled** (enrolled) — [source](https://leg.mt.gov/bills/2021/billpdf/HB0155.pdf)

## Votes

- Do Concur — **50–0** (pass) · upper
- Do Pass — **100–0** (pass) · lower
- Do Concur — **49–0** (pass) · upper
- BE CONCURRED IN — **9–0** (pass) · upper
- DO PASS — **19–0** (pass) · lower
- Do Pass — **99–0** (pass) · lower

## Sponsors

- Dennis R Lenz — primary (person)

## Timeline

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

- **2020-10-01** Draft Request Received
- **2020-11-19** Draft to Requester for Review
- **2020-12-29** Draft in Legal Review
- **2021-01-02** Draft in Edit
- **2021-01-04** Draft to Drafter - Edit Review
- **2021-01-04** Draft in Input/Proofing
- **2021-01-04** Draft in Final Drafter Review
- **2021-01-04** Bill Draft Text Available Electronically
- **2021-01-04** Executive Director Review
- **2021-01-05** Draft in Assembly
- **2021-01-05** Draft Ready for Delivery
- **2021-01-05** Executive Director Final Review
- **2021-01-05** Draft Ready for Delivery
- **2021-01-13** Introduced `introduction`
- **2021-01-13** Fiscal Note Requested
- **2021-01-13** Referred to Committee - (H) Human Services `referral-committee`
- **2021-01-13** First Reading `reading-1`
- **2021-01-15** Introduced Bill Text Available Electronically
- **2021-01-19** Fiscal Note Received
- **2021-01-19** Fiscal Note Signed
- **2021-01-19** Fiscal Note Printed
- **2021-02-22** Hearing - (H) Human Services
- **2021-02-24** Committee Executive Action--Bill Passed - (H) Human Services `committee-passage`
- **2021-02-26** Committee Report--Bill Passed - (H) Human Services `committee-passage`
- **2021-03-01** Scheduled for 2nd Reading
- **2021-03-01** 2nd Reading Passed `reading-2`
- **2021-03-02** Scheduled for 3rd Reading
- **2021-03-02** 3rd Reading Passed `passage, reading-3`
- **2021-03-02** Transmitted to Senate
- **2021-03-08** First Reading `reading-1`
- **2021-03-08** Referred to Committee - (S) Public Health, Welfare and Safety `referral-committee`
- **2021-03-19** Hearing - (S) Public Health, Welfare and Safety
- **2021-03-22** Committee Executive Action--Bill Concurred - (S) Public Health, Welfare and Safety
- **2021-03-23** Committee Report--Bill Concurred - (S) Public Health, Welfare and Safety
- **2021-04-01** Scheduled for 2nd Reading
- **2021-04-01** 2nd Reading Concurred `reading-2`
- **2021-04-06** Scheduled for 3rd Reading
- **2021-04-06** 3rd Reading Concurred `passage, reading-3`
- **2021-04-06** Returned to House
- **2021-04-07** Sent to Enrolling
- **2021-04-08** Returned from Enrolling
- **2021-04-08** Printed - Enrolled Version Available
- **2021-04-20** Signed by Speaker
- **2021-04-21** Signed by President
- **2021-04-22** Transmitted to Governor `executive-receipt`
- **2021-04-29** Signed by Governor `executive-signature`
- **2021-04-30** Chapter Number Assigned `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/4b9913f4-e554-40f1-9537-9d66ccbd0907`. Confidence: reported (aggregated from official Montana legislature records).