Oncologists in California | Expert Cancer Care | TOI
Oncology • Compton, CA • Since 2007 • Multiple locations in California (e.g., Alhambra, Anaheim, Burbank, City of West, Chino-Chino Hills, etc.) locations
About
The Oncology Institute of Hope and Innovation (TOI) is a public cancer care provider headquartered in Cerritos, CA, founded in 2007. It delivers specialized, value-based oncology and hematology care in the community setting, with a network spanning over 100 clinics and affiliate locations across five states (and international operations listed in highlights). TOI emphasizes compassionate, comprehensive cancer care close to home and offers services including clinical trials and transfusions. Key details: - Stock: TOI (public company) - Headquarters: Cerritos, California - Founded: 2007 - Industry: Medical Practices / Oncology - Locations: US offices (notably Cerritos HQ and Downey) with expansion footprint; listed international presence in highlights (country notes) - Employees: ~234 - Revenue: ~$502.7M - IPO: 2021 - Website: theoncologyinstitute.com User-specific note: If you’re seeking TOI care specifically in Compton or nearby California locations, TOI operates multiple US offices in Southern California, including in Cerritos and Downey. For appointment or physician details, contact the main line at 562-735-3226 or visit the website to locate clinicians and clinics near Compton.
Clinic Type
Oncology
Address
18000 Studebaker Rd, Cerritos, California 90703, US
Phone
(626) 312-9500
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Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Team
Insurance & Payment
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Languages Spoken
FAQs
What is The Oncology Institute's approach to cancer care?
The Oncology Institute provides compassionate, comprehensive, quality cancer care with a world-class team of doctors, nurses, social workers, financial counselors, and care coordinators to guide patients through every step of their cancer care journey.
Commitments
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: mixed
- Birdeye (Lakeland, FL aggregated): 4.8/5 (99)
- Birdeye (Northridge, CA): 4.4/5 (183)
- Birdeye (Torrance, CA): 4.4/5 (123)
Patients praise
- compassionate care
- professional and thorough physicians
- coordinated team-based approach
- convenient access in community settings
Common complaints
- long wait times
- dismissive staff
- parking issues/lack of validation
- unprofessional conduct by some physicians
"They right away told me they would take care of everything and they did .answered all my questions and concerns also."
— Birdeye review (Lori Aguinon)"The staff were fairly dismissive of my concerns and considering this is a facility that provides care for cancer patients I am incredibly disappointed."
— LocalityBiz review (Tung Vu)Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].
In the News
- Nawazish Khan, M.D. - The Oncology Institute — Oct 22, 2025
- Caroline Y. Chen, MD - Hematology Oncology | UCLA Health — May 27, 2026
- Wanxing Chai-Ho, MD - Hematologic Malignancy - Bowyer Oncology Center | UCLA Health — Apr 30, 2026
- Lauren E. Eisenbud, MD - Hematology Oncology - Westlake Village Cancer Care | UCLA Health — Mar 26, 2026
- Cary Presant, M.D., F.A.C.C. | City of Hope — Mar 13, 2026
Information sourced from the clinic's website as of July 10, 2026.
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