Top oncologists
| Company Name | Country | City | Address 1 | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Clearskincare Clinics Payroll PTY LTD | Australia | Melbourne | Level 8 637 Flinders Street | Victoria | 3008 | clearskincareclinics.***** | 2014 | $15,410,400,000 | 120,000 | Corporation | 1474 | 169902765 |
| 2 | Southern Health Board | Ireland | Cork | Wilton | Cork | T12 PN8P | N/A | 2018 | $19,756,698,310 | 107,972 | N/A | N/A | |
| 3 | Grupo Rede Solidariedade | Brazil | Curitiba | Rua Amintas de Barros 164 | Paraná | 80060-205 | N/A | 2001 | $1,843,684,280 | 43,210 | Non profit organization | N/A | 04642952000160 |
| 4 | No Landesgesundheitsagentur | Austria | Sankt Pölten | Stattersdorfer Hauptstraße 6/c | Niederösterreich | 3100 | noe-lga.***** | 2020 | $20,547,600 | 27,000 | Corporation | 13 | FN533794t |
| 5 | Mayo Clinic | USA | Rochester | 200 1st St Sw | Olmsted | 55905-0002 | mayoclinic.***** | 1919 | $16,303,032,544 | 82,000 | Corporation | 201 | 886-NPA |
| 6 | Mediclinic International LIMITED LTD | South Africa | Stellenbosch | Mediclinic Office Strand Rd | Western Cape | 7600 | mediclinic.***** | 1983 | $59,302,000 | 16,832 | Corporation | 32 | 198301072506 |
| 7 | Iss Health Services PTY LIMITED | Australia | Sydney | L 6 1 Thomas Holt Dr | New South Wales | 2113 | N/A | 2004 | $2,100,309,100 | 16,355 | Corporation | 1651 | 109689223 |
| 8 | Azienda Unita' Sanitaria Locale Della Romagna | Italy | Ravenna | Via Alcide de Gasperi 8 | Ravenna | 48121 | cristianosalaris.***** | 2014 | $2,054,760 | 16,066 | Non profit organization | 36803 | IT02483810392 |
| 9 | Bupa Telehealth PTY LTD | Australia | Melbourne | L 15 33 Exhibition St | Victoria | 3000 | bupa.***** | 2010 | $1,752,676,160 | 13,648 | Corporation | 21 | 142900472 |
| 10 | Azienda Unita' Sanitaria Locale Toscana Nord - Ovest | Italy | Pisa | Via Antonio Cocchi 7/9 | Pisa | 56121 | uniterzosettore.***** | 1960 | $20,547,600 | 13,642 | Non profit organization | 36803 | IT02198590503 |
| 11 | Osterreichische Gesundheitskasse | Austria | Wien | Wienerbergstraße 15-19 | Wien | 1100 | gesundheitskasse.***** | 2020 | $20,547,600 | 12,000 | Corporation | 20 | ATU74552637 |
| 12 | Centre Integre Universitaire Sante Et Services Sociaux Du Centre-Sud-De-L'ile-De-Montreal | Canada | Montréal | 1311 Rue Sherbrooke E | Québec | H2L 1M3 | N/A | N/A | $3,534,212 | 11,927 | 21 | N/A | |
| 13 | Asan Foundation | Southkorea | Seoul | 88 Olympic-ro 43-gil, Songpa-gu | Seoul | 05505 | N/A | 1977 | $2,130,510,630 | 11,684 | Non profit organization | 9 | 2198200065 |
| 14 | D Y D International E U En Liquidacion | Colombia | Bogotá | Carrera 53 118 50 | Capital District | N/A | N/A | 1996 | $970,000 | 11,001 | Proprietorship | N/A | 8300272922 |
| 15 | Former Ap PTY LTD | Australia | Adelaide | L 1 32-56 Sir Donald Bradman Drive | South Australia | 5031 | abbottpathology.***** | 2001 | $1,412,620,000 | 11,000 | Corporation | 65 | 096615913 |
| 16 | Lumus Imaging (whitsunday) PTY LTD | Australia | Whitsunday | 30 Endeavour Circuit | Queensland | 4802 | lumusimaging.***** | 2015 | $1,412,620,000 | 11,000 | Corporation | 32 | 607893014 |
| 17 | Western Breast Clinic PTY LTD | Australia | Sydney | Level 8 601 Pacific Highway | New South Wales | 2065 | westernbreast.***** | 2016 | $1,412,620,000 | 11,000 | Corporation | 191 | 611678169 |
| 18 | Park Family Practice Services PTY. LTD. | Australia | Sydney | Level 1 30-38 Short Street | New South Wales | 2040 | parkfamilypractice.***** | 2017 | $1,412,620,000 | 11,000 | Corporation | 34 | 617747725 |
| 19 | Brindabella Medical Practice Services PTY LTD | Australia | Sydney | Level 1 30-38 Short Street | New South Wales | 2040 | brindabellapractice.***** | 2017 | $1,412,620,000 | 11,000 | Corporation | 34 | 618932291 |
| 20 | Lumus Imaging (keperra) PTY LTD | Australia | Brisbane | Great Western Super Centre Shop 11-12 1028 Samford Rd | Queensland | 4054 | lumusimaging.***** | 2010 | $1,412,620,000 | 11,000 | Corporation | 32 | 147422679 |
| 21 | Healius Training Institute PTY LTD | Australia | Sydney | L 6 203 Pacific Hwy | New South Wales | 2065 | healius.***** | 2011 | $1,412,620,000 | 11,000 | Corporation | 65 | 150738686 |
| 22 | Felpet PTY. LIMITED | Australia | Wollongong | 56 Rosemont St | New South Wales | 2500 | rosemont.***** | 1991 | $1,412,620,000 | 11,000 | Corporation | 191 | 052500133 |
| 23 | Windermere House PTY LTD | Australia | Caloundra | 10 King Street | Queensland | 4556 | samanthacluttonpsychology.***** | 1996 | $1,412,620,000 | 11,000 | Corporation | 22 | 074780635 |
| 24 | Specialist Haematology Oncology Services PTY LTD | Australia | Sydney | Level 6 203 Pacific Highway | New South Wales | 2065 | sleepandbreathing.***** | 2014 | $1,412,620,000 | 11,000 | Corporation | 65 | 169843163 |
| 25 | Murdoch Haematology & Oncology Clinic PTY LTD | Australia | Sydney | 203 Pacific Highway | New South Wales | 2065 | N/A | 2021 | $1,412,620,000 | 11,000 | Corporation | 65 | 654386446 |
Showing 25 of 2,382,529 companies
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Oncologists by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 1,766,654 | |
| 5-9 | 258,317 | |
| 10-19 | 185,890 | |
| 20-49 | 65,454 | |
| 0 or Unknown | 51,551 | |
| 50-99 | 42,978 | |
| 100-199 | 6,877 | |
| 200-499 | 3,097 | |
| 500-999 | 954 | |
| 1.000-4.999 | 673 | |
| 5.000-9.999 | 53 | |
| 10.000+ | 31 |
Oncologists by revenue
| Bracket | Companies | Share |
|---|---|---|
| 100.001 to 499.999 | 876,435 | |
| 1 to 100.000 | 750,655 | |
| 1.000.000 to 4.999.999 | 342,357 | |
| 500.000 to 999.999 | 208,935 | |
| 0 or Unknown | 144,420 | |
| 5.000.000 to 9.999.999 | 39,993 | |
| 10.000.000 to 49.999.999 | 17,957 | |
| 50.000.000 to 99.999.999 | 783 | |
| 100.000.000 to 499.999.999 | 733 | |
| 1.000.000.000 or more | 153 | |
| 500.000.000 to 999.999.999 | 108 |
About the oncologists sector
The oncologists sector spans businesses of every size, from independents to large multi-nationals. CompanyData aggregates verified records for oncologists from official business registries and trusted sources across every continent.
Whether you are running outreach, enriching a CRM, or sizing a market, you can slice oncologists by country, headcount, revenue, and founding year, then export to CSV or Excel, or connect through our API.
All records are GDPR-compliant, deduplicated, and continuously re-validated so phone numbers, addresses, and registry status stay accurate.
Closely related industries
Frequently asked questions about oncologists
Our company database currently lists 2,382,529 oncologists worldwide, sourced from official business registries. Each record is verified, deduplicated, and refreshed regularly so you can build accurate B2B target lists.
The countries with the highest concentration of oncologists in our dataset are:
- United States: 745,638 (31%)
- France: 159,061 (7%)
- Poland: 138,722 (6%)
- Germany: 126,589 (5%)
- Japan: 122,472 (5%)
Together, these markets cover roughly 54% of all oncologists tracked globally.
The sector is dominated by smaller businesses. Of all oncologists in our database, 1,766,654 (74%) fall in the 1-4 employees band. Larger organisations make up only a small share of the total.
Revenue is concentrated in the lower bands. 876,435 oncologists (37%) report annual revenue in the 100.001 to 499.999 band, with higher-revenue businesses forming the long tail.
Across the 2,382,529 oncologists in our database, 435,981 have a verified email (18%), 1,273,412 have a phone number (53%), 800,877 have a website (34%), 2,264,871 have a full postal address (95%).
You can filter the list to only include records that have the contact fields you need before requesting an email list, a sample, or a full export.
Records are aggregated from official business registries, regulatory filings, and verified third-party sources. The dataset is reviewed and refreshed continuously, with full re-validation cycles run regularly so phone numbers, addresses, and registry status stay accurate.
Yes. The interactive table on this page lets you filter by country, employee size, revenue band, founding year, and other fields. Once you have narrowed the list, you can request a free sample or a full export, delivered as CSV or Excel, or via direct API access.
