State Ranking of Midwifery Integration Scores

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2024

2024 Data Update — A Decade of Progress

Ten years after the original MISS assessment, the Birth Place Lab has released updated state rankings reflecting the current landscape of midwifery integration across the United States. The 2024 update captures significant policy changes, new licensure frameworks, expanded scope-of-practice legislation, and shifts in Medicaid coverage that have reshaped access to midwifery care since 2014–2015.

The Midwifery Integration Scoring System (MISS) rates key indicators of midwife integration in each U.S. state on a 50-item scale, with a maximum score of 100. A score of 100 would indicate that families in that state have full access to high-quality maternity care across all settings — homes, birth centers, and hospitals — without payer restrictions, and that all maternity care providers are regulated and practicing to their full scope. No state has yet achieved this standard.

The 2024 assessment reflects a decade of legislative activity, including new licensure in previously unregulated states, expanded Medicaid reimbursement, and updated scope-of-practice laws. The national average MISS score has risen from 35 in 2014–2015 to 51 in 2024 — meaningful progress, though significant gaps in access and equity remain. The highest-ranking state is now Maine (82); the lowest is Nebraska (23).

State Rankings — 2024

All 50 states + Washington D.C., ordered from highest to lowest MISS score

Highest: Maine (82)  ·  Lowest: Nebraska (23)  ·  National avg: 51

Maine  82 +45

Virginia  78 +37
Colorado  78 +37
Rhode Island  76 +23
Hawaii  74 +49
Maryland  68 +29
Oregon  67 +9
Oklahoma  67 +43
Washington  65 +4
Delaware  65 +23
New Mexico  63 +4
New York  60 +6
Utah  58 +8
New Jersey  57 +2
Wyoming  56 +10
Vermont  56 +8
Minnesota  55 +5
Idaho  55 +4
Florida  54 +12
California  54 +8
Montana  53 +2
Alaska  53 +7
Kentucky  52 +27
Massachusetts  51 +20
Arizona  51 -1
South Dakota  49 +30
Michigan  49 +15
Texas  48 +5
Wisconsin  47 +4
Tennessee  47 +6
Iowa  46 +21
Louisiana  44 +16
Arkansas  43 +11
Alabama  43 +25
West Virginia  42 +10
Indiana  42 +6
Illinois  41 +16
Missouri  40 +1
Kansas  39 +17
Nevada  38 +9
Connecticut  36 +8
Ohio  31 +11
North Dakota  29 -1
Pennsylvania  28 +2
Georgia  27 -3
Mississippi  24 +2

Data from AIMM Study 2.0, 2024. Click on a state to find their report card. Find a key to the report cards here.

2014-2015

The Access and Integration Maternity care Mapping (AIMM) Study brought together a multidisciplinary group of experts to develop the Midwifery Integration Scoring System (MISS), which rates key indicators of midwife integration across all U.S. states on a 50-item scale. A MISS score of 100 would indicate that a family in that state has full access to high-quality maternity care in all settings without third-party payer restrictions. No state achieved a score of 100. The highest-ranking state was Washington (61); the lowest was North Carolina (17).

State Rankings — 2014-2015

All 50 states + Washington D.C., ordered from highest to lowest MISS score

Highest: Washington (61)  ·  Lowest: North Carolina (17)  ·  National avg: 35

Washington  61
New Mexico  59
Oregon  58
New Jersey  55
New York  54
Rhode Island  53
Arizona  52
Idaho  51
Montana  51
Minnesota  50
New Hampshire  50
Utah  50
Vermont  48
Alaska  46
California  46
Wyoming  46
Texas  43
Wisconsin  43
Delaware  42
Florida  42
Colorado  41
Tennessee  41
Virginia  41
Maryland  39
Missouri  39
Maine  37

Data from the AIMM Study, 2014–2015. Click on a state to find their report card. Find a key to the report cards here.

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