{
  "id": "insurance-charges",
  "name": "Medical Insurance Charges",
  "title": "Medical Insurance Charges",
  "description": "1,338 health insurance records with age, sex, BMI, number of children, smoking status, US region, and annual medical insurance charges, useful for cost prediction analysis.",
  "category": "geography",
  "source": "https://github.com/stedy/Machine-Learning-with-R-datasets",
  "source_url": "https://github.com/stedy/Machine-Learning-with-R-datasets",
  "updated": "2026-04",
  "record_count": 1338,
  "columns": [
    {
      "key": "age",
      "label": "Age",
      "type": "number"
    },
    {
      "key": "sex",
      "label": "Sex",
      "type": "string"
    },
    {
      "key": "bmi",
      "label": "Bmi",
      "type": "number"
    },
    {
      "key": "children",
      "label": "Children",
      "type": "number"
    },
    {
      "key": "smoker",
      "label": "Smoker",
      "type": "string"
    },
    {
      "key": "region",
      "label": "Region",
      "type": "string"
    },
    {
      "key": "charges",
      "label": "Charges",
      "type": "number"
    }
  ],
  "rows": [
    {
      "age": "19",
      "sex": "female",
      "bmi": "27.9",
      "children": "0",
      "smoker": "yes",
      "region": "southwest",
      "charges": "16884.924"
    },
    {
      "age": "18",
      "sex": "male",
      "bmi": "33.77",
      "children": "1",
      "smoker": "no",
      "region": "southeast",
      "charges": "1725.5523"
    },
    {
      "age": "28",
      "sex": "male",
      "bmi": "33",
      "children": "3",
      "smoker": "no",
      "region": "southeast",
      "charges": "4449.462"
    },
    {
      "age": "33",
      "sex": "male",
      "bmi": "22.705",
      "children": "0",
      "smoker": "no",
      "region": "northwest",
      "charges": "21984.47061"
    },
    {
      "age": "32",
      "sex": "male",
      "bmi": "28.88",
      "children": "0",
      "smoker": "no",
      "region": "northwest",
      "charges": "3866.8552"
    },
    {
      "age": "31",
      "sex": "female",
      "bmi": "25.74",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
      "charges": "3756.6216"
    },
    {
      "age": "46",
      "sex": "female",
      "bmi": "33.44",
      "children": "1",
      "smoker": "no",
      "region": "southeast",
      "charges": "8240.5896"
    },
    {
      "age": "37",
      "sex": "female",
      "bmi": "27.74",
      "children": "3",
      "smoker": "no",
      "region": "northwest",
      "charges": "7281.5056"
    },
    {
      "age": "37",
      "sex": "male",
      "bmi": "29.83",
      "children": "2",
      "smoker": "no",
      "region": "northeast",
      "charges": "6406.4107"
    },
    {
      "age": "60",
      "sex": "female",
      "bmi": "25.84",
      "children": "0",
      "smoker": "no",
      "region": "northwest",
      "charges": "28923.13692"
    },
    {
      "age": "25",
      "sex": "male",
      "bmi": "26.22",
      "children": "0",
      "smoker": "no",
      "region": "northeast",
      "charges": "2721.3208"
    },
    {
      "age": "62",
      "sex": "female",
      "bmi": "26.29",
      "children": "0",
      "smoker": "yes",
      "region": "southeast",
      "charges": "27808.7251"
    },
    {
      "age": "23",
      "sex": "male",
      "bmi": "34.4",
      "children": "0",
      "smoker": "no",
      "region": "southwest",
      "charges": "1826.843"
    },
    {
      "age": "56",
      "sex": "female",
      "bmi": "39.82",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
      "charges": "11090.7178"
    },
    {
      "age": "27",
      "sex": "male",
      "bmi": "42.13",
      "children": "0",
      "smoker": "yes",
      "region": "southeast",
      "charges": "39611.7577"
    },
    {
      "age": "19",
      "sex": "male",
      "bmi": "24.6",
      "children": "1",
      "smoker": "no",
      "region": "southwest",
      "charges": "1837.237"
    },
    {
      "age": "52",
      "sex": "female",
      "bmi": "30.78",
      "children": "1",
      "smoker": "no",
      "region": "northeast",
      "charges": "10797.3362"
    },
    {
      "age": "23",
      "sex": "male",
      "bmi": "23.845",
      "children": "0",
      "smoker": "no",
      "region": "northeast",
      "charges": "2395.17155"
    },
    {
      "age": "56",
      "sex": "male",
      "bmi": "40.3",
      "children": "0",
      "smoker": "no",
      "region": "southwest",
      "charges": "10602.385"
    },
    {
      "age": "30",
      "sex": "male",
      "bmi": "35.3",
      "children": "0",
      "smoker": "yes",
      "region": "southwest",
      "charges": "36837.467"
    },
    {
      "age": "60",
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      "bmi": "36.005",
      "children": "0",
      "smoker": "no",
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      "charges": "13228.84695"
    },
    {
      "age": "30",
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      "bmi": "32.4",
      "children": "1",
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      "charges": "4149.736"
    },
    {
      "age": "18",
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      "bmi": "34.1",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
      "charges": "1137.011"
    },
    {
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      "children": "1",
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      "charges": "37701.8768"
    },
    {
      "age": "37",
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      "charges": "6203.90175"
    },
    {
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      "children": "3",
      "smoker": "no",
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      "charges": "14001.1338"
    },
    {
      "age": "63",
      "sex": "female",
      "bmi": "23.085",
      "children": "0",
      "smoker": "no",
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      "charges": "14451.83515"
    },
    {
      "age": "55",
      "sex": "female",
      "bmi": "32.775",
      "children": "2",
      "smoker": "no",
      "region": "northwest",
      "charges": "12268.63225"
    },
    {
      "age": "23",
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      "children": "1",
      "smoker": "no",
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      "charges": "2775.19215"
    },
    {
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      "bmi": "36.3",
      "children": "2",
      "smoker": "yes",
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      "charges": "38711"
    },
    {
      "age": "22",
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      "bmi": "35.6",
      "children": "0",
      "smoker": "yes",
      "region": "southwest",
      "charges": "35585.576"
    },
    {
      "age": "18",
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      "bmi": "26.315",
      "children": "0",
      "smoker": "no",
      "region": "northeast",
      "charges": "2198.18985"
    },
    {
      "age": "19",
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      "bmi": "28.6",
      "children": "5",
      "smoker": "no",
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      "charges": "4687.797"
    },
    {
      "age": "63",
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      "charges": "51194.55914"
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    {
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    {
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      "bmi": "21.85",
      "children": "0",
      "smoker": "yes",
      "region": "northeast",
      "charges": "16115.3045"
    },
    {
      "age": "32",
      "sex": "male",
      "bmi": "28.12",
      "children": "4",
      "smoker": "yes",
      "region": "northwest",
      "charges": "21472.4788"
    },
    {
      "age": "25",
      "sex": "female",
      "bmi": "30.2",
      "children": "0",
      "smoker": "yes",
      "region": "southwest",
      "charges": "33900.653"
    },
    {
      "age": "41",
      "sex": "male",
      "bmi": "32.2",
      "children": "2",
      "smoker": "no",
      "region": "southwest",
      "charges": "6875.961"
    },
    {
      "age": "42",
      "sex": "male",
      "bmi": "26.315",
      "children": "1",
      "smoker": "no",
      "region": "northwest",
      "charges": "6940.90985"
    },
    {
      "age": "33",
      "sex": "female",
      "bmi": "26.695",
      "children": "0",
      "smoker": "no",
      "region": "northwest",
      "charges": "4571.41305"
    },
    {
      "age": "34",
      "sex": "male",
      "bmi": "42.9",
      "children": "1",
      "smoker": "no",
      "region": "southwest",
      "charges": "4536.259"
    },
    {
      "age": "19",
      "sex": "female",
      "bmi": "34.7",
      "children": "2",
      "smoker": "yes",
      "region": "southwest",
      "charges": "36397.576"
    },
    {
      "age": "30",
      "sex": "female",
      "bmi": "23.655",
      "children": "3",
      "smoker": "yes",
      "region": "northwest",
      "charges": "18765.87545"
    },
    {
      "age": "18",
      "sex": "male",
      "bmi": "28.31",
      "children": "1",
      "smoker": "no",
      "region": "northeast",
      "charges": "11272.33139"
    },
    {
      "age": "19",
      "sex": "female",
      "bmi": "20.6",
      "children": "0",
      "smoker": "no",
      "region": "southwest",
      "charges": "1731.677"
    },
    {
      "age": "18",
      "sex": "male",
      "bmi": "53.13",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
      "charges": "1163.4627"
    },
    {
      "age": "35",
      "sex": "male",
      "bmi": "39.71",
      "children": "4",
      "smoker": "no",
      "region": "northeast",
      "charges": "19496.71917"
    },
    {
      "age": "39",
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      "bmi": "26.315",
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      "smoker": "no",
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      "charges": "7201.70085"
    },
    {
      "age": "31",
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    },
    {
      "age": "62",
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      "bmi": "26.695",
      "children": "0",
      "smoker": "yes",
      "region": "northeast",
      "charges": "28101.33305"
    },
    {
      "age": "62",
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      "bmi": "38.83",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
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    },
    {
      "age": "42",
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      "bmi": "40.37",
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      "smoker": "yes",
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      "charges": "43896.3763"
    },
    {
      "age": "31",
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      "smoker": "no",
      "region": "northwest",
      "charges": "4239.89265"
    },
    {
      "age": "61",
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      "bmi": "33.535",
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      "smoker": "no",
      "region": "northeast",
      "charges": "13143.33665"
    },
    {
      "age": "42",
      "sex": "female",
      "bmi": "32.87",
      "children": "0",
      "smoker": "no",
      "region": "northeast",
      "charges": "7050.0213"
    },
    {
      "age": "51",
      "sex": "male",
      "bmi": "30.03",
      "children": "1",
      "smoker": "no",
      "region": "southeast",
      "charges": "9377.9047"
    },
    {
      "age": "23",
      "sex": "female",
      "bmi": "24.225",
      "children": "2",
      "smoker": "no",
      "region": "northeast",
      "charges": "22395.74424"
    },
    {
      "age": "52",
      "sex": "male",
      "bmi": "38.6",
      "children": "2",
      "smoker": "no",
      "region": "southwest",
      "charges": "10325.206"
    },
    {
      "age": "57",
      "sex": "female",
      "bmi": "25.74",
      "children": "2",
      "smoker": "no",
      "region": "southeast",
      "charges": "12629.1656"
    },
    {
      "age": "23",
      "sex": "female",
      "bmi": "33.4",
      "children": "0",
      "smoker": "no",
      "region": "southwest",
      "charges": "10795.93733"
    },
    {
      "age": "52",
      "sex": "female",
      "bmi": "44.7",
      "children": "3",
      "smoker": "no",
      "region": "southwest",
      "charges": "11411.685"
    },
    {
      "age": "50",
      "sex": "male",
      "bmi": "30.97",
      "children": "3",
      "smoker": "no",
      "region": "northwest",
      "charges": "10600.5483"
    },
    {
      "age": "18",
      "sex": "female",
      "bmi": "31.92",
      "children": "0",
      "smoker": "no",
      "region": "northeast",
      "charges": "2205.9808"
    },
    {
      "age": "18",
      "sex": "female",
      "bmi": "36.85",
      "children": "0",
      "smoker": "no",
      "region": "southeast",
      "charges": "1629.8335"
    },
    {
      "age": "21",
      "sex": "female",
      "bmi": "25.8",
      "children": "0",
      "smoker": "no",
      "region": "southwest",
      "charges": "2007.945"
    },
    {
      "age": "61",
      "sex": "female",
      "bmi": "29.07",
      "children": "0",
      "smoker": "yes",
      "region": "northwest",
      "charges": "29141.3603"
    }
  ],
  "meta": {
    "title": "Medical Insurance Charges - Free Download",
    "description": "1,338 health insurance records with age, sex, BMI, number of children, smoking status, US region, and annual medical insurance charges, useful for cost prediction analysis. Contains 1338 records. Download in Excel, CSV, PDF formats.",
    "seo_title": "Medical Insurance Charges | ListBase",
    "seo_description": "Download Medical Insurance Charges — 1338 records. Available in Excel, CSV, PDF formats.",
    "key_takeaways": [
      "Contains 1338 records / 7 fields",
      "Available for free download in Excel, CSV, and PDF formats",
      "Data sourced from: https://github.com/stedy/Machine-Learning-with-R-datasets"
    ]
  }
}