21st Century Oncology (United States)

Overview

  • ID: https://ror.org/02xa0er70
  • ATR ID: 02xa0er70
  • ATR Label: 21st Century Oncology (United States)
  • Status: active
  • Established: 1983
  • Types: company

Locations

  • Fort Myers, Florida, United States
    • GeoNames ID: 4155995
    • Coordinates: 26.62168, -81.84059

Names

  • 21st Century Oncology (United States) (ror_display, label)

External IDs

  • grid: grid.476819.5
  • isni: 0000 0004 0504 2031

Domains

  • 21co.com

Relationships

  • parent: Michigan Healthcare Professionals
    • https://ror.org/03rzd8715

Administrative Information

  • Created: 2018-11-14 (schema 1.0)
  • Last modified: 2024-12-11 (schema 2.1)

Website test

{
  "website": {
    "ping": {
      "tested_url": "https://www.21co.com/",
      "http_code": 0,
      "message": "[3130] (0) SSL: no alternative certificate subject name matches target hostname 'www.21co.com'",
      "datetime": "2026-06-26 10:50:49",
      "elapsed": 1.0640740394592285
    }
  }
}

ATR includes organizational metadata sourced from the Research Organization Registry (ROR). ROR data is provided under the terms and conditions defined by the ROR project. ATR independently aggregates, processes, and presents this information and is not affiliated with or endorsed by ROR.