Live
Read more

About

Summary: The Oncology Institute (TOI) is a public oncology and hematology care provider founded in 2007, headquartered in Cerritos, California. It delivers comprehensive, value-based cancer care in community settings across multiple states, with a focus on compassionate, high-quality treatment, clinical trials, transfusions, and related services. TOI operates about 100 clinics/affiliate locations, employs over 180 clinicians, and serves roughly 1.9 million patients. Key details: - Industry: Medical Practices; Oncology/Medical Oncology - Public company (Stock: TOI); IPO 2021 - Headquarters: Cerritos, CA - Locations: ~5 offices in the United States - Services: Comprehensive cancer care, chemotherapy, clinical trials, home-care options - Notable stats: ~234 employees in this summary, $502.7M annual revenue (as reported) - Website: theoncologyinstitute.com For the most accurate Glendale details, consider visiting TOI’s site or contacting their offices directly.

Clinic Type

Oncology

Address

18000 Studebaker Rd, Cerritos, California 90703, US

Phone

18003705722

Email

medicalrecordsrequest@theoncologyinstitute.com

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • oncology care
  • cancer treatment
  • precision cancer treatments
  • targeted therapies
  • clinical trials and research services
  • HVCC Program (High-Value Cancer Care)
  • support across medical, emotional, social, and psychological needs
  • traditional therapies to latest breakthrough treatments
  • personalized, precision cancer treatments
  • access to clinical trials and research services
  • community-based oncology care
  • five-state coverage with 100+ locations
  • advanced technologies and innovative treatments

Technology & Equipment

  • state-of-the-art cancer care technologies
  • innovative technologies for personalized support

Team

  • The Oncology Institute team, not specified — Physicians and specialists in cancer and blood disorders

Insurance & Payment

—

Languages Spoken

  • English

FAQs

What is The Oncology Institute?

A community-based oncology care provider offering a full spectrum of oncology services and precision cancer treatments.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Yelp (via MapQuest): 2.5 out of 5 stars (Approximately 18-23 reviews on Yelp)

Patients praise

  • Some patients report highly positive experiences with specific doctors and medical staff
  • Appreciation for professional, caring, and attentive bedside manner from providers
  • Some patients describe the staff as courteous and the office environment as clean

Common complaints

  • Difficulties with scheduling appointments and long hold times
  • Communication challenges with office staff
  • Concerns regarding the clarity of treatment information and coordination of care
  • Isolated reports of dissatisfaction with medical care quality

"The staff and doctors are the most caring group of people I had ever met."

— A-Better-Place.com user review

"This place is RIDICULOUS! I've been on hold in the past 45 minutes... I just cannot understand how this is even possible."

— Yelp/Yahoo Local user review

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

More oncology clinics in Glendale

ProHealth Care

4.9(1,688)
Glendale, WI·Oncology

ProHealth Care's cancer care program in southeastern Wisconsin offers medical and radiation oncology services for all types of cancers. The program provides personalized treatment plans including chemotherapy, immunotherapy, surgery, radiation, and clinical trials, with locations in Mukwonago, Oconomowoc, and Pewaukee for outpatient care and hospitals in those cities plus Waukesha for inpatient treatment.

VerifiedOnline booking
Glendale, WI·Oncology

BluePearl Glendale is part of the BluePearl Specialty and Emergency Pet Hospital network, offering veterinary oncology among other specialty services. Key points: - Focus: Oncology (cancer care) for pets, plus access to emergency and other specialty services (e.g., internal medicine, neurology, surgery, radiology). - Network: Part of BluePearl’s nationwide/intl network of specialty and emergency veterinary hospitals. - Location note: Glendale, WI-specific details aren’t provided in the excerpt; the page may list Glendale as a location within the BluePearl system or refer to a nearby BluePearl facility. The HQ is in Tampa, FL, and the company operates multiple offices. If you’re seeking care for a pet in Glendale, WI: - Look for a BluePearl Glendale location offering oncology services (consults, chemotherapy, radiology support, and referral coordination with other specialties). - Consider contacting the Glendale site directly for appointment availability, treatment plans, and whether they offer diagnostic imaging and radiation therapy as part of oncology care.

VerifiedOnline bookingEmergency careSince 2008

See all oncology clinics in Glendale →

Comparing your options?

See other oncology clinics in Glendale, or search the full directory by insurance, ratings, and more.

More Oncology Clinics