Chula Vista, California Location | The Oncology Institute
Cancer Treatment • Chula Vista, CA • Since 2007
About
The Oncology Institute of Hope and Innovation (TOI) is a public medical practice specializing in comprehensive cancer care with a focus on compassionate, close-to-home treatment. Key details: - Headquarters: Cerritos, California; founded 2007; operates primarily in the United States with 5 offices nationwide. - US locations: Multiple California sites including Cerritos (HQ) and Downey; no listed Chula Vista office in the provided data. - Services: World-class cancer care delivered by specialized clinicians; emphasis on quality, comprehensive care close to home. - Corporate: Public company (ticker TOI), about 234 employees, annual revenue around $502.7M; IPO in 2021. - Industry roles: Medical practices with SIC/NAICS codes 80/806 and 62/621, respectively. - Contact: Main phone 562-735-3226; LinkedIn presence with ongoing follower growth. User query: “Chula Vista, California Location | The Oncology Institute Chula Vista” If you specifically need a Chula Vista site, TOI’s official site or contact line may confirm whether a Chula Vista location exists or is planned.
Clinic Type
Cancer Treatment
Address
450 4th Ave. Suite 311, Chula Vista, CA 91910, USA
Phone
(619) 371-9156; 619-872-0997
medicalrecordsrequest@theoncologyinstitute.com
Opening Hours
Monday–Friday 8:30 a.m. – 5:00 p.m.
Services Offered
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Team
Insurance & Payment
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Languages Spoken
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FAQs
What are the office hours?
Monday through Friday 8:30 a.m. – 5:00 p.m.
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: positive
- Birdeye (aggregating Google reviews): 4.5 stars (~138 reviews)
Patients praise
- Attentive, professional, and kind medical staff including doctors and nurses
- Clear explanations of medical issues and treatment options
- Clean and comfortable facility environment
- Compassionate and personalized patient care
Common complaints
- Difficulty communicating via phone, sometimes requiring in-person visits to resolve issues
- Inconsistent front office staff experience
- Mixed reports regarding wait times
- Some patients feel communication regarding specific treatment roles or specialist referrals could be clearer
"Excelente trato del doctor Sánchez y las enfermeras y todo el personal la verdad, hacen que los pacientes en su lucha contra el Cancer se sienta cómodos….. Los admiro y respeto, no en todos los lugares tratan bien y se preocupan por los pacientes"
— Birdeye patient review"La atención y el profesionalismo del Dr. Juan Sanches es excelente se que estoy en las mejores manos!! las chicas de recepción al igual dan un servicio excelente estoy feliz de tratar mi salud en este lugar el único pero importante, muy importante problema es el poderse comunicar porque por lo regular no contestan el teléfono"
— Birdeye patient reviewSynthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].
In the News
- [10-Q] Oncology Institute, Inc. Quarterly Earnings Report | TOI Quarterly Report (10-Q) — May 7, 2026
- Oncology Institute : Quarterly Report for Quarter Ending March 31, 2026 (Form 10-Q) | MarketScreener Hong Kong — May 7, 2026
- The Oncology Institute Reports Fourth Quarter and Full Year — Mar 12, 2026
- The Oncology Institute Reports First Quarter 2026 Financial Results — May 7, 2026
- MHA Diana Varon — Jun 10, 2026
Information sourced from the clinic's website as of July 10, 2026.
More cancer treatment clinics in Chula Vista
Chula Vista cCARE Cancer Center refers to the expansion of California Cancer Associates for Research and Excellence (cCARE) into Chula Vista, California. cCARE is a private oncology practice and cancer treatment network with multiple California offices (including San Diego/HQ and Fresno). The organization offers comprehensive cancer care—medical oncology, chemotherapy, radiation oncology, infusion, imaging, and on-site pharmacy—along with a research division conducting numerous clinical trials. In 2024, cCARE announced the opening of a Chula Vista location as part of its growth with Integrated Oncology Network, incorporating new specialists and expanded services for local cancer patients. If you’re seeking care in Chula Vista, this indicates cCARE’s local presence and integrated oncology services under one network.
Summary: Douglas & Nancy Barnhart Cancer Center is part of Sharp HealthCare’s oncology network in the Chula Vista area. Sharp HealthCare provides cancer care across its system, including accredited cancer centers, with services likely spanning diagnosis, treatment (e.g., chemotherapy, radiation), and survivorship support. The Chula Vista location is integrated into Sharp’s broader regional network, which includes multiple offices and hospitals in San Diego County. For specifics on the Douglas & Nancy Barnhart Cancer Center (e.g., exact services offered, specialists, hours, or appointment details), please refer to Sharp HealthCare’s official site or contact their Chula Vista location directly.
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