---
type: "Bill"
title: "Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers"
description: "Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2025"
identifier: "HB 813"
citation: "Maryland HB 813 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["A. Johnson", "Alston", "Bagnall", "Bhandari", "Cullison", "Guzzone", "Hill", "Hutchinson", "Kaiser", "Kerr", "Kipke", "Lopez", "M. Morgan", "Martinez", "Pena-Melnyk", "Reilly", "Rosenberg", "Ross", "S. Johnson", "Szeliga", "Taveras", "White Holland", "Woods", "Woorman"]
version_count: 4
action_count: 18
vote_count: 3
first_action: "2025-01-29"
last_action: "2025-05-20"
source: "openstates"
source_identifier: "ocd-bill/20b731e0-9b91-42fe-9a80-e2d3a21c4822"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0813?ys=2025RS&search=True"
source_hash: "9b2659360bc074e1c7d0a183d27d049c0ab43284184c4eb859f34da589e5baa8"
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-md"]
---

# Maryland HB 813 (2025) — Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers

## Version chain

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

1. **Chapter - Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/Chapters_noln/CH_730_hb0813e.pdf)
2. **Enrolled - Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/hb/hb0813e.pdf)
3. **First - Pharmacy Benefits Administration - Maryland Medical Assistance Program and Pharmacy Benefits Managers** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/hb/hb0813f.pdf)
4. **Third - Maryland Insurance Administration and Maryland Department of Health - Workgroup to Study Pharmacy Benefits Managers** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/hb/hb0813t.pdf)

## Votes

- On Third Reading — **139–0** (pass) · lower
- On Third Reading and Final Passage (Hse concurred) — **140–0** (pass) · lower
- On Third Reading (Amend) — **43–0** (pass) · upper

## Sponsors

- A. Johnson — primary (person)
- Alston — primary (person)
- Bagnall — primary (person)
- Bhandari — primary (person)
- Cullison — primary (person)
- Guzzone — primary (person)
- Hill — primary (person)
- Hutchinson — primary (person)
- Kaiser — primary (person)
- Kerr — primary (person)
- Kipke — primary (person)
- Lopez — primary (person)
- M. Morgan — primary (person)
- Martinez — primary (person)
- Pena-Melnyk — primary (person)
- Reilly — primary (person)
- Rosenberg — primary (person)
- Ross — primary (person)
- S. Johnson — primary (person)
- Szeliga — primary (person)
- Taveras — primary (person)
- White Holland — primary (person)
- Woods — primary (person)
- Woorman — primary (person)

## Timeline

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

- **2025-01-29** First Reading Health and Government Operations `referral-committee`
- **2025-02-03** Hearing 2/27 at 1:00 p.m.
- **2025-02-26** Hearing canceled
- **2025-02-26** Hearing 2/27 at 2:00 p.m.
- **2025-03-12** Favorable with Amendments Report by Health and Government Operations `committee-passage-favorable`
- **2025-03-12** Favorable with Amendments { `committee-passage-favorable`
- **2025-03-12** Second Reading Passed with Amendments
- **2025-03-13** Third Reading Passed `passage`
- **2025-03-17** Referred Finance `referral-committee`
- **2025-03-21** Hearing 3/26 at 1:00 p.m.
- **2025-04-04** Favorable with Amendments Report by Finance `committee-passage-favorable`
- **2025-04-04** Favorable with Amendments { `committee-passage-favorable`
- **2025-04-04** Second Reading Passed with Amendments
- **2025-04-04** Third Reading Passed `passage`
- **2025-04-07** House Concurs Senate Amendments
- **2025-04-07** Third Reading Passed `passage`
- **2025-04-07** Passed Enrolled
- **2025-05-20** Approved by the Governor - Chapter 730 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/20b731e0-9b91-42fe-9a80-e2d3a21c4822`. Confidence: reported (aggregated from official Maryland legislature records).