Who Enrolls in Medicaid & CHIP? | Medicaid

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National Context

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Medicaid and the Children’s Health Insurance Program (CHIP) provide health coverage to over 82.3 million (total enrollment) Americans, including eligible:

Children
- As of April 2021, 38,899,702 children were enrolled in Medicaid or CHIP. Learn more about child enrollment by state.
Pregnant women
- Medicaid and CHIP cover about 42% of births in the United States. Please refer to the Maternal and Infant Health Care Quality page for more information.
Low-income adults
- As of December 2020, 18,740,932 individuals were enrolled in Medicaid through the expansion of coverage to low-income adults. Learn more about Medicaid expansion adult enrollment by state.
Elderly adults and people with disabilities
- As of September 2020, 8,040,486 individuals were eligible for full Medicaid benefits and were also eligible for Medicare due to age and/or disability. Learn more about dual-eligible enrollment by state.

The following data show recent enrollment statistics, such as enrollment by age, sex, and state. The eligibility criteria for Medicaid and CHIP vary across states and influence states’ total enrollment and the populations that enroll. For more information on state-specific eligibility criteria, please refer to the Medicaid, CHIP, and Basic Health Plan Eligibility Levels page.

Total Medicaid & CHIP Enrollment

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Total National Medicaid & CHIP Enrollment

Total National Medicaid & CHIP Enrollment: 82,301,711

Total Medicaid & CHIP Enrollment by State

Total Medicaid & CHIP Enrollment by State US Map with the states into the following enrollment categories: less than 300,000, 300,000 to 999,999, 1 million to 1,999,999, and 2 million and over

Total Medicaid & CHIP Enrollment by State

US Map with the states into the following enrollment categories: less than 300,000, 300,000 to 999,999, 1 million to 1,999,999, and 2 million and over

State	Category
AK	Less than 300,000
AL	1 million to 1,999,999
AR	300,000 to 999,999
AZ	2 million and over
CA	2 million and over
CO	1 million to 1,999,999
CT	300,000 to 999,999
DC	Less than 300,000
DE	Less than 300,000
FL	2 million and over
GA	2 million and over
HI	300,000 to 999,999
IA	300,000 to 999,999
ID	300,000 to 999,999
IL	2 million and over
IN	1 million to 1,999,999
KS	300,000 to 999,999
KY	1 million to 1,999,999
LA	1 million to 1,999,999
MA	1 million to 1,999,999
MD	1 million to 1,999,999
ME	300,000 to 999,999
MI	2 million and over
MN	1 million to 1,999,999
MO	1 million to 1,999,999
MS	300,000 to 999,999
MT	Less than 300,000
NC	2 million and over
ND	Less than 300,000
NE	300,000 to 999,999
NH	Less than 300,000
NJ	1 million to 1,999,999
NM	300,000 to 999,999
NV	300,000 to 999,999
NY	2 million and over
OH	2 million and over
OK	300,000 to 999,999
OR	1 million to 1,999,999
PA	2 million and over
RI	300,000 to 999,999
SC	1 million to 1,999,999
SD	Less than 300,000
TN	1 million to 1,999,999
TX	2 million and over
UT	300,000 to 999,999
VA	1 million to 1,999,999
VT	Less than 300,000
WA	1 million to 1,999,999
WI	1 million to 1,999,999
WV	300,000 to 999,999
WY	Less than 300,000

Source: Medicaid and CHIP Performance Indicators: Updated April 2021 as of August 16, 2021.

Percentage of Population Enrolled in Medicaid or CHIP by State

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Percentage of pop enrolled in Medicaid chip

State	% of Population Enrolled in Medicaid or CHIP by State
.Alabama	18.2% to 22.9%
.Alaska	25.2% to 37.1%
.Arizona	23% to 25.1%
.Arkansas	25.2% to 37.1%
.California	25.2% to 37.1%
.Colorado	23% to 25.1%
.Connecticut	23% to 25.1%
.Delaware	23% to 25.1%
.District of Columbia	25.2% to 37.1%
.Florida	10.6% to 18.1%
.Georgia	18.2% to 22.9%
.Hawaii	25.2% to 37.1%
.Idaho	18.2% to 22.9%
.Illinois	23% to 25.1%
.Indiana	23% to 25.1%
.Iowa	18.2% to 22.9%
.Kansas	10.6% to 18.1%
.Kentucky	25.2% to 37.1%
.Louisiana	25.2% to 37.1%
.Maine	10.6% to 18.1%
.Maryland	23% to 25.1%
.Massachusetts	23% to 25.1%
.Michigan	23% to 25.1%
.Minnesota	18.2% to 22.9%
.Mississippi	18.2% to 22.9%
.Missouri	10.6% to 18.1%
.Montana	23% to 25.1%
.Nebraska	10.6% to 18.1%
.Nevada	18.2% to 22.9%
.New Hampshire	10.6% to 18.1%
.New Jersey	18.2% to 22.9%
.New Mexico	25.2% to 37.1%
.New York	25.2% to 37.1%
.North Carolina	10.6% to 18.1%
.North Dakota	10.6% to 18.1%
.Ohio	23% to 25.1%
.Oklahoma	18.2% to 22.9%
.Oregon	25.2% to 37.1%
.Pennsylvania	23% to 25.1%
.Rhode Island	25.2% to 37.1%
.South Carolina	18.2% to 22.9%
.South Dakota	10.6% to 18.1%
.Tennessee	18.2% to 22.9%
.Texas	10.6% to 18.1%
.Utah	10.6% to 18.1%
.Vermont	25.2% to 37.1%
.Virginia	10.6% to 18.1%
.Washington	23% to 25.1%
.West Virginia	25.2% to 37.1%
.Wisconsin	18.2% to 22.9%
.Wyoming	10.6% to 18.1%

Source: The percentage of each state’s population enrolled in Medicaid or CHIP was calculated by dividing Medicaid and CHIP enrollment by estimates of each state’s population. Medicaid & CHIP enrollment data come from Updated July 2020 Applications, Eligibility, and Enrollment Data. Estimates of each state’s population come from U.S. Census Bureau. Estimates of the Total Resident Population and Resident Population for the Nation, States, Counties, and Puerto Rico (Vintage 2020 population estimate).

Share of Medicaid & CHIP Population by Age

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Share of Medicaid & CHIP Population by Age showing the Percentage of various Age Ranges of individuals that are enrolled in Medicaid and CHIP

Share of Medicaid & CHIP Population by Age showing the Percentage of various Age Ranges of individuals that are enrolled in Medicaid and CHIP

Age Group	Percentage
Age <21	53%
Ages 21-26	7%
Ages 27-45	19%
Ages 46-64	14%
Age 65+	8%

Source: Analysis of calendar year 2020 T-MSIS Analytic Files, v 5.0

Notes: The share of Medicaid & CHIP Population by Age includes individuals who are eligible for full-scope Medicaid or CHIP benefits.

Share of Medicaid & CHIP Population by Sex

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Share of Medicaid and CHIP population by sex

Source: Analysis of calendar year 2020 T-MSIS Analytic Files, v 5.0

Notes: The share of Medicaid & CHIP Population by Sex includes individuals who are eligible for full-scope Medicaid or CHIP benefits.

Share of Medicaid & CHIP Population by Eligibility Group

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Share of Medicaid & CHIP Population by Eligibility Group Bar Graph displaying Eligibility Groups and the percentage of each group that make up the Medicaid and CHIP Population

Share of Medicaid & CHIP Population by Eligibility Group

Bar Graph displaying Eligibility Groups and the percentage of each group that make up the Medicaid and CHIP Population

Eligibility Group	Percentage
Children	49%
Medicaid expansion adults	19%
Adults (non-expansion, non-disabled, under 65)	14%
Persons with disabilities	10%
Aged	7%

Source: Analysis of calendar year 2020 T-MSIS Analytic Files, v 5.0

Notes: The share of Medicaid & CHIP Population by Eligibility Group includes individuals who are eligible for full-scope Medicaid or CHIP benefits.

Medicaid & CHIP Child Enrollment by State

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Medicaid-CHIP-Child-Enrollment-State

Medicaid and CHIP Child Enrollment

Medicaid and CHIP Child Enrollment by State

US Map with the categories and values:

State	Medicaid and CHIP Child Enrollment
Alabama	500,000 to 999,999
Alaska	Less than 200,000
Arizona	nan
Arkansas	200,000 to 499,999
California	1 million and over
Colorado	500,000 to 999,999
Connecticut	200,000 to 499,999
Delaware	Less than 200,000
District of Columbia	nan
Florida	1 million and over
Georgia	1 million and over
Hawaii	Less than 200,000
Idaho	Less than 200,000
Illinois	1 million and over
Indiana	500,000 to 999,999
Iowa	200,000 to 499,999
Kansas	200,000 to 499,999
Kentucky	500,000 to 999,999
Louisiana	500,000 to 999,999
Maine	Less than 200,000
Maryland	500,000 to 999,999
Massachusetts	500,000 to 999,999
Michigan	500,000 to 999,999
Minnesota	500,000 to 999,999
Mississippi	200,000 to 499,999
Missouri	500,000 to 999,999
Montana	Less than 200,000
Nebraska	Less than 200,000
Nevada	200,000 to 499,999
New Hampshire	Less than 200,000
New Jersey	500,000 to 999,999
New Mexico	200,000 to 499,999
New York	1 million and over
North Carolina	1 million and over
North Dakota	Less than 200,000
Ohio	1 million and over
Oklahoma	500,000 to 999,999
Oregon	200,000 to 499,999
Pennsylvania	1 million and over
Rhode Island	Less than 200,000
South Carolina	500,000 to 999,999
South Dakota	Less than 200,000
Tennessee	500,000 to 999,999
Texas	1 million and over
Utah	Less than 200,000
Vermont	Less than 200,000
Virginia	500,000 to 999,999
Washington	500,000 to 999,999
West Virginia	200,000 to 499,999
Wisconsin	500,000 to 999,999
Wyoming	Less than 200,000

Source: Medicaid and CHIP Performance Indicators: Updated April 2021 as of August 16, 2021.

Note: The following states did not report data to CMS or the data did not align with CMS’s specifications: AZ.

Medicaid Expansion Adult Enrollment by State

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Medicaid Expansion Adult Enrollment by State breaks down states into groupings of numbers and which states are non-expansion states

Medicaid Expansion Adult Enrollment by State breaks down states into groupings of numbers and which states are non-expansion states

State	Category
Alabama	Non-expansion state
Alaska	Less than 100,000
Amer. Samoa	Non-expansion state
Arizona	Over 500,000
Arkansas	100,000 to 500,000
California *	Over 500,000
Colorado	100,000 to 500,000
Connecticut	100,000 to 500,000
Delaware	Less than 100,000
Dist. Of Col.	100,000 to 500,000
Florida	Non-expansion state
Georgia	Non-expansion state
Guam	Less than 100,000
Hawaii	100,000 to 500,000
Idaho	Less than 100,000
Illinois	Over 500,000
Indiana	100,000 to 500,000
Iowa	100,000 to 500,000
Kansas	Non-expansion state
Kentucky	Over 500,000
Louisiana	Over 500,000
Maine	Less than 100,000
Maryland	100,000 to 500,000
Massachusetts	100,000 to 500,000
Michigan	Over 500,000
Minnesota	100,000 to 500,000
Mississippi	Non-expansion state
Missouri	Non-expansion state
Montana	100,000 to 500,000
N. Mariana Islands	Non-expansion state
Nebraska	Less than 100,000
Nevada	100,000 to 500,000
New Hampshire	Less than 100,000
New Jersey	Over 500,000
New Mexico	100,000 to 500,000
New York	Over 500,000
North Carolina	Non-expansion state
North Dakota	Less than 100,000
Ohio	Over 500,000
Oklahoma	Non-expansion state
Oregon	Over 500,000
Pennsylvania	Over 500,000
Puerto Rico	Over 500,000
Rhode Island	Less than 100,000
South Carolina	Non-expansion state
South Dakota	Non-expansion state
Tennessee	Non-expansion state
Texas	Non-expansion state
Utah	Less than 100,000
Vermont	Less than 100,000
Virgin Islands	Less than 100,000
Virginia *	100,000 to 500,000
Washington	Over 500,000
West Virginia	100,000 to 500,000
Wisconsin	Non-expansion state
Wyoming	Non-expansion state

Source: Medicaid Budget and Expenditure System (MBES) Enrollment September-December 2020.

Notes: Medicaid Expansion Enrollment includes Group VIII enrollees as of December 2020. Oklahoma implemented Medicaid expansion on July 1, 2021. Missouri implemented Medicaid expansion on October 1, 2021 with retroactive coverage to July 1, 2021.

Dual-Eligible Enrollment

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Dual-Eligible Enrollment by State

Dual-Eligible Enrollment by State US Map breaks down states into groupings of enrollment numbers

Dual-Eligible Enrollment by State US Map breaks down states into groupings of enrollment numbers

State	Category
AK	Less than 50,000
AL	50,000 to 99,999
AR	50,000 to 99,999
AZ	100,000 to 399,999
CA	400,000 or more
CO	50,000 to 99,999
CT	50,000 to 99,999
DC	Less than 50,000
DE	Less than 50,000
FL	400,000 or more
GA	100,000 to 399,999
HI	Less than 50,000
IA	50,000 to 99,999
ID	Less than 50,000
IL	100,000 to 399,999
IN	100,000 to 399,999
KS	Less than 50,000
KY	100,000 to 399,999
LA	100,000 to 399,999
MA	100,000 to 399,999
MD	50,000 to 99,999
ME	50,000 to 99,999
MI	100,000 to 399,999
MN	100,000 to 399,999
MO	100,000 to 399,999
MS	50,000 to 99,999
MT	Less than 50,000
NC	100,000 to 399,999
ND	Less than 50,000
NE	Less than 50,000
NH	Less than 50,000
NJ	100,000 to 399,999
NM	50,000 to 99,999
NV	Less than 50,000
NY	400,000 or more
OH	100,000 to 399,999
OK	50,000 to 99,999
OR	50,000 to 99,999
PA	100,000 to 399,999
RI	Less than 50,000
SC	100,000 to 399,999
SD	Less than 50,000
TN	100,000 to 399,999
TX	100,000 to 399,999
UT	Less than 50,000
VA	100,000 to 399,999
VT	Less than 50,000
WA	100,000 to 399,999
WI	100,000 to 399,999
WV	Less than 50,000
WY	Less than 50,000

Percentage of Medicaid Population that is Dually Eligible by State

Percentage of Medicaid Population that is Dually Eligible by State US Map with the categories and values

US Map with the categories and values:

State	Category
AK	4.5 to 8.7%
AL	8.8 to 10.6%
AR	4.5 to 8.7%
AZ	8.8 to 10.6%
CA	12.8 to 19.5%
CO	4.5 to 8.7%
CT	4.5 to 8.7%
DC	8.8 to 10.6%
DE	4.5 to 8.7%
FL	10.7 to 12.7%
GA	4.5 to 8.7%
HI	10.7 to 12.7%
IA	8.8 to 10.6%
ID	4.5 to 8.7%
IL	10.7 to 12.7%
IN	8.8 to 10.6%
KS	10.7 to 12.7%
KY	4.5 to 8.7%
LA	8.8 to 10.6%
MA	12.8 to 19.5%
MD	4.5 to 8.7%
ME	12.8 to 19.5%
MI	10.7 to 12.7%
MN	10.7 to 12.7%
MO	12.8 to 19.5%
MS	12.8 to 19.5%
MT	4.5 to 8.7%
NC	12.8 to 19.5%
ND	10.7 to 12.7%
NE	12.8 to 19.5%
NH	10.7 to 12.7%
NJ	10.7 to 12.7%
NM	4.5 to 8.7%
NV	4.5 to 8.7%
NY	12.8 to 19.5%
OH	8.8 to 10.6%
OK	12.8 to 19.5%
OR	8.8 to 10.6%
PA	12.8 to 19.5%
RI	12.8 to 19.5%
SC	12.8 to 19.5%
SD	10.7 to 12.7%
TN	10.7 to 12.7%
TX	8.8 to 10.6%
UT	8.8 to 10.6%
VA	8.8 to 10.6%
VT	10.7 to 12.7%
WA	4.5 to 8.7%
WI	12.8 to 19.5%
WV	8.8 to 10.6%
WY	10.7 to 12.7%

Share of Dually Eligible by Current Reason for Medicare Entitlement

Share of Dual-Eligibles by Current Reason for Medicare Entitlement Bar Graph with the categories and values

Bar Graph with the categories and values:

Current Reason for Medicare Entitlement	Percent
Age (OASI)	62.2%
Disability	37.2%
ESRD	0.6%

Sources: Dual-Eligible Enrollment Data come from Monthly Enrollment Snapshots: Quarterly Update from September 2020.

The Percentage of Medicaid Population that is Dually Eligible by State was calculated by dividing dual-eligible enrollment by total Medicaid enrollment. Dual-eligible enrollment data come from Monthly Enrollment Snapshots: Quarterly Update from September 2020 and the total Medicaid enrollment data from the Updated September 2020 Applications, Eligibility Determinations, and Enrollment Data.

Share of Dual-Eligible Enrollment by Current Reason for Medicare Entitlement data come from the Medicare-Medicaid Coordination Office Annual Enrollment Trends (2006-2019 data).

Notes: All data points include dual-eligible individuals who are eligible for full Medicaid benefits.

Annual Enrollment (in Millions) by Payer

Who Enrolls in Medicaid & CHIP?

Recent enrollment statistics for Medicaid and CHIP, such as enrollment by age, sex, and state.

National Context

Annual Enrollment by Payer - Aug 22, 2021

Annual Enrollment (in Millions) by Payer Bar Graph showing annual enrollment in millions of these different payers:

Private Health Insurance, Medicaid, Medicare and CHIP

Payer	Value
Medicaid	72.3
CHIP	7.1
Medicare	60.2
Private Health Insurance	201.7

Source: National Health Expenditures Account Data, Calendar Year 2019

Note: The total Medicaid and CHIP enrollment in this figure does not match the Total Medicaid and CHIP Enrollment above due to differences in source and data period.