{
  "_source_nppes": "U.S. Centers for Medicare & Medicaid Services NPI Registry (NPPES) — public API",
  "_source_population": "U.S. Census Bureau Population Estimates Program, 2024 Vintage (V2024)",
  "_specialty": "Otolaryngology",
  "_specialty_slug": "otolaryngologist-supply-by-state-2026",
  "_release_date": "2026-05-06",
  "_taxonomies": [
    "207Y00000X"
  ],
  "_underserved_threshold_per_100k": 2.5,
  "_underserved_definition": "States below the stated threshold of 2.5 otolaryngologists per 100,000 residents in the active NPPES dataset. Stated baseline cutoff aligned with American Academy of Otolaryngology–Head and Neck Surgery (AAO-HNS) workforce literature, which places national-average ENT density around 3–4 per 100,000 with bottom-quartile states below 2.5. We use 2.5 / 100k as the underserved cutoff. Stated explicitly here; not a clinical or regulatory definition.",
  "_summary": {
    "total_active_providers": 12453,
    "national_per_100k": 3.66,
    "jurisdictions": 51,
    "underserved_count": 3,
    "underserved_population": 7399342,
    "highest_density": {
      "code": "DC",
      "name": "District of Columbia",
      "per_100k": 7.55,
      "count": 53
    },
    "lowest_density": {
      "code": "NV",
      "name": "Nevada",
      "per_100k": 1.59,
      "count": 52
    }
  },
  "rows": [
    {
      "code": "AK",
      "name": "Alaska",
      "count": 30,
      "pop": 740133,
      "per_100k": 4.0533255509482755,
      "rank_density": 18,
      "rank_count": 47,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "AL",
      "name": "Alabama",
      "count": 171,
      "pop": 5157699,
      "per_100k": 3.315431939707998,
      "rank_density": 36,
      "rank_count": 26,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "AR",
      "name": "Arkansas",
      "count": 89,
      "pop": 3088354,
      "per_100k": 2.88179399123287,
      "rank_density": 45,
      "rank_count": 35,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "AZ",
      "name": "Arizona",
      "count": 196,
      "pop": 7582384,
      "per_100k": 2.584938984889185,
      "rank_density": 46,
      "rank_count": 24,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "CA",
      "name": "California",
      "count": 1358,
      "pop": 39431263,
      "per_100k": 3.4439677978359455,
      "rank_density": 32,
      "rank_count": 1,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "CO",
      "name": "Colorado",
      "count": 230,
      "pop": 5957493,
      "per_100k": 3.8606843516224023,
      "rank_density": 23,
      "rank_count": 21,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "CT",
      "name": "Connecticut",
      "count": 163,
      "pop": 3675069,
      "per_100k": 4.435290874810786,
      "rank_density": 8,
      "rank_count": 28,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "DC",
      "name": "District of Columbia",
      "count": 53,
      "pop": 702250,
      "per_100k": 7.547169811320755,
      "rank_density": 1,
      "rank_count": 39,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "DE",
      "name": "Delaware",
      "count": 27,
      "pop": 1051917,
      "per_100k": 2.5667424331007105,
      "rank_density": 47,
      "rank_count": 49,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "FL",
      "name": "Florida",
      "count": 725,
      "pop": 23372215,
      "per_100k": 3.1019738608428855,
      "rank_density": 41,
      "rank_count": 4,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "GA",
      "name": "Georgia",
      "count": 414,
      "pop": 11180878,
      "per_100k": 3.7027503564568005,
      "rank_density": 28,
      "rank_count": 9,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "HI",
      "name": "Hawaii",
      "count": 47,
      "pop": 1446146,
      "per_100k": 3.250017633074392,
      "rank_density": 39,
      "rank_count": 43,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "IA",
      "name": "Iowa",
      "count": 158,
      "pop": 3241488,
      "per_100k": 4.874304640338018,
      "rank_density": 7,
      "rank_count": 29,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "ID",
      "name": "Idaho",
      "count": 46,
      "pop": 2001619,
      "per_100k": 2.2981396559485097,
      "rank_density": 49,
      "rank_count": 44,
      "quartile": 4,
      "underserved": true
    },
    {
      "code": "IL",
      "name": "Illinois",
      "count": 516,
      "pop": 12710158,
      "per_100k": 4.0597449693386976,
      "rank_density": 17,
      "rank_count": 6,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "IN",
      "name": "Indiana",
      "count": 237,
      "pop": 6924275,
      "per_100k": 3.4227410089865002,
      "rank_density": 34,
      "rank_count": 19,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "KS",
      "name": "Kansas",
      "count": 103,
      "pop": 2970606,
      "per_100k": 3.467305997496807,
      "rank_density": 30,
      "rank_count": 33,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "KY",
      "name": "Kentucky",
      "count": 175,
      "pop": 4588372,
      "per_100k": 3.8139889267914633,
      "rank_density": 26,
      "rank_count": 25,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "LA",
      "name": "Louisiana",
      "count": 245,
      "pop": 4597740,
      "per_100k": 5.328704972442983,
      "rank_density": 3,
      "rank_count": 18,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "MA",
      "name": "Massachusetts",
      "count": 408,
      "pop": 7136171,
      "per_100k": 5.717351784311223,
      "rank_density": 2,
      "rank_count": 10,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "MD",
      "name": "Maryland",
      "count": 273,
      "pop": 6263220,
      "per_100k": 4.3587803078927445,
      "rank_density": 9,
      "rank_count": 15,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "ME",
      "name": "Maine",
      "count": 54,
      "pop": 1405012,
      "per_100k": 3.84338354405514,
      "rank_density": 25,
      "rank_count": 38,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "MI",
      "name": "Michigan",
      "count": 348,
      "pop": 10140459,
      "per_100k": 3.431797318050396,
      "rank_density": 33,
      "rank_count": 11,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "MN",
      "name": "Minnesota",
      "count": 246,
      "pop": 5793151,
      "per_100k": 4.246393715613489,
      "rank_density": 12,
      "rank_count": 17,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "MO",
      "name": "Missouri",
      "count": 265,
      "pop": 6245466,
      "per_100k": 4.243078098575831,
      "rank_density": 13,
      "rank_count": 16,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "MS",
      "name": "Mississippi",
      "count": 96,
      "pop": 2943045,
      "per_100k": 3.2619276973338835,
      "rank_density": 38,
      "rank_count": 34,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "MT",
      "name": "Montana",
      "count": 41,
      "pop": 1137233,
      "per_100k": 3.605241845778306,
      "rank_density": 29,
      "rank_count": 45,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "NC",
      "name": "North Carolina",
      "count": 421,
      "pop": 11046024,
      "per_100k": 3.8113261387083717,
      "rank_density": 27,
      "rank_count": 8,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "ND",
      "name": "North Dakota",
      "count": 39,
      "pop": 796568,
      "per_100k": 4.896003856544576,
      "rank_density": 6,
      "rank_count": 46,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "NE",
      "name": "Nebraska",
      "count": 104,
      "pop": 2005465,
      "per_100k": 5.185829720289309,
      "rank_density": 5,
      "rank_count": 32,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "NH",
      "name": "New Hampshire",
      "count": 59,
      "pop": 1409032,
      "per_100k": 4.1872718291706645,
      "rank_density": 15,
      "rank_count": 37,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "NJ",
      "name": "New Jersey",
      "count": 284,
      "pop": 9500851,
      "per_100k": 2.9892059142912566,
      "rank_density": 43,
      "rank_count": 14,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "NM",
      "name": "New Mexico",
      "count": 48,
      "pop": 2130256,
      "per_100k": 2.253250313577335,
      "rank_density": 50,
      "rank_count": 42,
      "quartile": 4,
      "underserved": true
    },
    {
      "code": "NV",
      "name": "Nevada",
      "count": 52,
      "pop": 3267467,
      "per_100k": 1.5914468302204734,
      "rank_density": 51,
      "rank_count": 40,
      "quartile": 4,
      "underserved": true
    },
    {
      "code": "NY",
      "name": "New York",
      "count": 832,
      "pop": 19867248,
      "per_100k": 4.187796920841779,
      "rank_density": 14,
      "rank_count": 3,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "OH",
      "name": "Ohio",
      "count": 487,
      "pop": 11883304,
      "per_100k": 4.098186834233981,
      "rank_density": 16,
      "rank_count": 7,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "OK",
      "name": "Oklahoma",
      "count": 134,
      "pop": 4095393,
      "per_100k": 3.2719692591162803,
      "rank_density": 37,
      "rank_count": 31,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "OR",
      "name": "Oregon",
      "count": 171,
      "pop": 4272371,
      "per_100k": 4.002461396727952,
      "rank_density": 19,
      "rank_count": 27,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "PA",
      "name": "Pennsylvania",
      "count": 556,
      "pop": 13078751,
      "per_100k": 4.251170467271684,
      "rank_density": 11,
      "rank_count": 5,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "RI",
      "name": "Rhode Island",
      "count": 28,
      "pop": 1112308,
      "per_100k": 2.5172883769603382,
      "rank_density": 48,
      "rank_count": 48,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "SC",
      "name": "South Carolina",
      "count": 217,
      "pop": 5478831,
      "per_100k": 3.9606989155168315,
      "rank_density": 22,
      "rank_count": 23,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "SD",
      "name": "South Dakota",
      "count": 49,
      "pop": 924669,
      "per_100k": 5.299193549259249,
      "rank_density": 4,
      "rank_count": 41,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "TN",
      "name": "Tennessee",
      "count": 223,
      "pop": 7227750,
      "per_100k": 3.085330842931756,
      "rank_density": 42,
      "rank_count": 22,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "TX",
      "name": "Texas",
      "count": 915,
      "pop": 31290831,
      "per_100k": 2.9241792907321633,
      "rank_density": 44,
      "rank_count": 2,
      "quartile": 4,
      "underserved": false
    },
    {
      "code": "UT",
      "name": "Utah",
      "count": 139,
      "pop": 3503613,
      "per_100k": 3.9673331500939173,
      "rank_density": 21,
      "rank_count": 30,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "VA",
      "name": "Virginia",
      "count": 293,
      "pop": 8811195,
      "per_100k": 3.3253151246794563,
      "rank_density": 35,
      "rank_count": 13,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "VT",
      "name": "Vermont",
      "count": 25,
      "pop": 648493,
      "per_100k": 3.8550917280525776,
      "rank_density": 24,
      "rank_count": 50,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "WA",
      "name": "Washington",
      "count": 346,
      "pop": 7958180,
      "per_100k": 4.347727746796378,
      "rank_density": 10,
      "rank_count": 12,
      "quartile": 1,
      "underserved": false
    },
    {
      "code": "WI",
      "name": "Wisconsin",
      "count": 237,
      "pop": 5960975,
      "per_100k": 3.975859653831798,
      "rank_density": 20,
      "rank_count": 20,
      "quartile": 2,
      "underserved": false
    },
    {
      "code": "WV",
      "name": "West Virginia",
      "count": 61,
      "pop": 1769979,
      "per_100k": 3.4463685727344786,
      "rank_density": 31,
      "rank_count": 36,
      "quartile": 3,
      "underserved": false
    },
    {
      "code": "WY",
      "name": "Wyoming",
      "count": 19,
      "pop": 587618,
      "per_100k": 3.2333931227430064,
      "rank_density": 40,
      "rank_count": 51,
      "quartile": 4,
      "underserved": false
    }
  ]
}