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21st Century Oncology (United States)

company in Fort Myers, United States
Organization business Q30269404
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21st Century Oncology (United States)

Summary

21st Century Oncology (United States) is a business[1].

Key Facts

  • 21st Century Oncology (United States) is in the country of United States[2].
  • 21st Century Oncology (United States)'s instance of is recorded as business[3].
  • 21st Century Oncology (United States)'s headquarters location is recorded as Fort Myers[4].
  • 21st Century Oncology (United States)'s ISNI is recorded as 0000000405042031[5].
  • +1983-01-01T00:00:00Z marks the founding of 21st Century Oncology (United States)[6].
  • 21st Century Oncology (United States)'s significant event is recorded as 21st Century Oncology 2016 data breach[7].
  • 21st Century Oncology (United States)'s official website is recorded as https://www.21co.com/[8].
  • 21st Century Oncology (United States)'s Crunchbase organization ID is recorded as 21st-century-oncology[9].
  • 21st Century Oncology (United States)'s GRID ID is recorded as grid.476819.5[10].
  • 21st Century Oncology (United States)'s Ringgold ID is recorded as 10574[11].
  • 21st Century Oncology (United States)'s ROR ID is recorded as 02xa0er70[12].
  • 21st Century Oncology (United States)'s Scilit organization ID is recorded as 67064[13].

Body

Founding

+1983-01-01T00:00:00Z marks the founding of 21st Century Oncology (United States)[6].

Operations

21st Century Oncology (United States)'s headquarters location is recorded as Fort Myers[4].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . GRID Release 2017-05-22. wikidata.org.
  2. [3] ↑ . GRID Release 2017-05-22. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . GRID Release 2017-05-22. wikidata.org.
  6. [7] ↑ . natlawreview.com. Retrieved . natlawreview.com. Provenance: wikidata.org.
  7. [8] ↑ . GRID Release 2017-05-22. wikidata.org.
  8. [9] ↑ . Crunchbase. crunchbase.com. Provenance: wikidata.org.
  9. [10] ↑ . GRID Release 2017-05-22. wikidata.org.
  10. [11] ↑ . Aligned ISNI and Ringgold identifiers for institutions. wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 21st Century Oncology (United States). Retrieved May 3, 2026, from https://4ort.xyz/entity/21st-century-oncology-united-states-
MLA “21st Century Oncology (United States).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/21st-century-oncology-united-states-.
BibTeX @misc{4ortxyz_21st-century-oncology-united-states-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{21st Century Oncology (United States)}}, year = {2026}, url = {https://4ort.xyz/entity/21st-century-oncology-united-states-}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 21st Century Oncology (United States) — https://4ort.xyz/entity/21st-century-oncology-united-states- (retrieved 2026-05-03)

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