Medicaid eligibility categories are the legally defined groups an applicant has to fit into before the program looks at income or assets. Federal law sets a floor of mandatory groups every state must cover, and each state can add optional groups on top. The category you land in decides which income-counting method applies, whether your savings count, and what benefits you receive.
The main populations Medicaid recognizes are children, pregnant women, parents and caretaker relatives, seniors, people with disabilities, and, in most states, low-income adults with no other qualifying trait. Inside each population there are often several sub-pathways with different income thresholds. If one door closes, another may still be open.
How Categorical Eligibility Works
Medicaid is not one program. It is a set of coverage pathways, each built for a specific population. Some are mandatory. Some are optional. Some use income alone. Others also count assets like savings and property. The common rule is that you belong to a recognized category first, and only then does the financial screening begin.
Two broad income-counting systems run in parallel. Modified Adjusted Gross Income (MAGI) rules apply to children, pregnant women, parents, and the ACA expansion adult group. MAGI uses taxable income the way federal tax returns report it, and it comes with no asset test. Non-MAGI rules apply to seniors, people with disabilities, and long-term care applicants, and those pathways count both income and resources.
Mandatory Coverage Groups
Federal law requires every state to cover certain populations as a condition of receiving Medicaid funding. Drop a mandatory group and a state loses its federal match, which ranges from a floor of 50% to a ceiling of 83% of program spending depending on the state’s per capita income.1Medicaid and CHIP Payment and Access Commission. EXHIBIT 6 – Federal Medical Assistance Percentages by State
- Children in low-income families. Coverage is required for children whose family income falls below age-based thresholds set in federal law.2Office of the Law Revision Counsel. 42 USC 1396a – State Plans for Medical Assistance
- Pregnant women. Coverage runs through pregnancy and at least 60 days postpartum. Since 2023, states have a permanent option to extend postpartum coverage to a full 12 months, and nearly all have taken it. The 12-month extension continues regardless of changes in income or household during that year.3U.S. Congress. Consolidated Appropriations Act, 2023 (P.L. 117-328) – Medicaid Provisions4Medicaid.gov. SHO 21-007 – Improving Maternal Health and Extending Postpartum Coverage
- Parents and caretaker relatives. Adults caring for dependent children qualify if household income falls at or below a standard derived from each state’s former Aid to Families with Dependent Children program. The threshold varies by state.5eCFR. 42 CFR Part 435 Subpart B – Mandatory Coverage
- SSI recipients. In 34 states and the District of Columbia, anyone receiving Supplemental Security Income automatically gets Medicaid with no separate application. Eight 209(b) states use more restrictive criteria and may require a separate application from SSI recipients.6Social Security Administration. Medicaid and the Supplemental Security Income (SSI) Program
The Expansion Adult Group
The Affordable Care Act created a mandatory category for adults under 65 with household income up to 133% of the Federal Poverty Level, regardless of whether they have children, a disability, or any other traditional qualifying trait. A built-in 5% income disregard effectively lifts the cutoff to 138% of FPL.7Medicaid and CHIP Payment and Access Commission. Medicaid Expansion to the New Adult Group For a single person in 2026, that comes to about $22,025 per year, or roughly $1,835 per month.8U.S. Department of Health and Human Services (ASPE). 2026 Poverty Guidelines
The Supreme Court’s 2012 decision in NFIB v. Sebelius made expansion optional for states. So far, 41 states (counting the District of Columbia) have adopted it and 10 have not. In non-expansion states, childless adults below the poverty line often fall into a coverage gap with no Medicaid pathway and no access to marketplace subsidies.
The expansion group uses MAGI rules. There is no asset or resource test, so owning a home or holding money in a savings account will not disqualify you.7Medicaid and CHIP Payment and Access Commission. Medicaid Expansion to the New Adult Group That same MAGI method also applies to children, pregnant women, and parents, though each group has its own income threshold.
Optional Coverage Groups
Beyond the federal minimum, states can extend Medicaid to additional populations under Section 1902(a)(10)(A)(ii) of the Social Security Act. The categories a state picks up vary widely.2Office of the Law Revision Counsel. 42 USC 1396a – State Plans for Medical Assistance
Common optional groups include children in families with income above the mandatory thresholds but under a higher state-chosen limit, young adults aging out of foster care, and individuals who would qualify for SSI if they lived in an institution rather than at home. That institutional pathway recognizes that a person living at home with income slightly above the SSI limit may still need the kind of medical support that would otherwise force a nursing facility admission.
Because these groups are optional, geography matters. A pathway open in one state may not exist across the state line. Once a state elects to cover an optional group, though, it has to follow the same federal income-counting and benefit rules that apply to mandatory populations. States cannot cherry-pick within a group they have chosen to cover.
Seniors and People with Disabilities
Seniors 65 and older and people with qualifying disabilities follow a different track. These are the non-MAGI pathways, and they involve a detailed accounting of both income and assets.
The asset test is where most applicants stumble. The standard resource limit for SSI-related Medicaid is $2,000 for an individual and $3,000 for a couple. Some assets are excluded from that count, including your primary home (up to a federally set equity limit), one vehicle, personal belongings, and burial funds. For 2026, the federal home equity limit ranges from $752,000 at the low end to $1,130,000, depending on which threshold a state has adopted.9Medicaid.gov. 2026 SSI, Spousal Impoverishment, and Medicare Savings Program Resource Standards If the equity in your home exceeds your state’s chosen limit, you generally cannot qualify for long-term care Medicaid unless your spouse or a dependent relative lives there.
If you are not already receiving SSI, qualifying through a disability pathway means proving that a physical or mental condition prevents you from engaging in substantial gainful activity. That determination usually requires extensive medical records and can take several months. It closely mirrors the Social Security disability evaluation, and in many states an SSI approval automatically triggers Medicaid enrollment.
Medicare Savings Programs
Low-income Medicare beneficiaries have access to specific Medicaid pathways that help pay Medicare’s out-of-pocket costs. These matter because the standard Medicare Part B premium in 2026 is $202.90 per month, which can eat a significant share of a Social Security check.10Medicare.gov. Medicare Costs
Four Medicare Savings Programs exist, with progressively higher income limits (figures below reflect 2026 standards for the 48 contiguous states and DC):11Medicaid.gov. 2026 Dual Eligible Standards
- Qualified Medicare Beneficiary (QMB) covers Part A and Part B premiums, deductibles, and coinsurance. Monthly income limit is $1,350 individual or $1,824 couple. Asset limit is $9,950 individual or $14,910 couple.
- Specified Low-Income Medicare Beneficiary (SLMB) covers Part B premiums only. Monthly income limit is $1,616 individual or $2,184 couple. Same asset limits as QMB.
- Qualifying Individual (QI) also covers Part B premiums, with slightly higher income limits than SLMB and the same $9,950 / $14,910 asset thresholds.
- Qualified Disabled Working Individual (QDWI) covers Part A premiums for disabled individuals who lost premium-free Part A when they returned to work. Asset limit is $4,000 individual or $6,000 couple.
The asset limits for these programs are considerably more generous than the $2,000 / $3,000 caps that apply to standard SSI-related Medicaid, so it is worth applying even if you have been told your savings are too high for regular Medicaid.
The Medically Needy Pathway
About 34 states operate a medically needy pathway for people whose income runs above standard Medicaid limits but whose medical bills are large enough to cancel out the excess. The program is governed by federal regulations at 42 CFR Part 435, Subpart I, and it mainly serves seniors, people with disabilities, and families with children facing catastrophic health costs.12eCFR. 42 CFR 435.800 – Basis
The mechanism is the spend-down. The state sets a medically needy income level. If your income is higher, you subtract qualifying medical expenses until you reach that threshold, and Medicaid then covers the rest for the budget period. The concept resembles a private insurance deductible, except the deductible is the amount of income you have above the state’s limit.
Expenses that count include health insurance premiums (Medicare premiums included), copayments, deductibles, prescription costs, and bills for medical services recognized under state law, even services Medicaid does not normally cover.13Medicaid.gov. Implementation Guide – Medicaid State Plan Eligibility Handling of Excess Income (Spenddown) Past-due medical bills you still owe also count. Expenses already paid or reimbursed by a third party such as private insurance generally do not. This pathway demands careful documentation, and keeping organized records of every bill and payment is often the difference between qualifying and being denied.
Citizenship and Residency
Every category above also carries two non-financial requirements. You must be a resident of the state where you apply, and you must meet federal citizenship or immigration status rules. States cannot impose minimum residency duration requirements or deny coverage to someone who just moved in.14eCFR. 42 CFR Part 435 Subpart E – General Eligibility Requirements
U.S. citizens and nationals who meet the categorical and financial criteria can enroll. For non-citizens, eligibility depends on immigration status. Qualified non-citizens include lawful permanent residents, refugees, asylees, trafficking victims, and certain veterans and military family members.15Medicaid.gov. Overview of Eligibility for Non-Citizens in Medicaid and CHIP
Most lawful permanent residents face a five-year waiting period before they can access full Medicaid benefits. The clock starts when you receive your qualifying immigration status, not when you first entered the country. Refugees, asylees, and trafficking victims are exempt from the wait.16Centers for Medicare and Medicaid Services. Immigrant Eligibility for Marketplace and Medicaid and CHIP Coverage States can also waive the five-year bar for lawfully residing pregnant women and children. During the waiting period, people who otherwise meet Medicaid’s requirements can still receive emergency Medicaid, which covers treatment for emergency conditions including labor and delivery.