The Oncology Institute

11480 Brookshire Ave Suite 300, Downey, California
Hours available
Accepting New Patients

Hours of Operation

Monday8:00 AM – 5:00 PM
Tuesday8:00 AM – 5:00 PM
Wednesday8:00 AM – 5:00 PM
Thursday8:00 AM – 5:00 PM
Friday8:00 AM – 5:00 PM
SaturdayClosed
SundayClosed

*Hours may vary; please contact the clinic to confirm.

About the Clinic

The Oncology Institute, founded in 2007, provides highly specialized, value-based cancer care across five states. It offers cutting-edge, evidence-based treatments, including clinical trials, transfusions, and other care delivery models, serving over 1.9 million patients.

Patient & Visitor Experience

Best Fit Patients

Patients seeking specialized cancer care, including those interested in clinical trials and comprehensive support services.

Getting Here

  1. The Downey clinic is located on Brookshire Avenue across from PIH Downey Hospital.
  2. The Alhambra clinic has free underground parking with an elevator that goes directly to the building.
  3. The Anaheim clinic is in the same medical building as Gateway Medical, near the 5 and 91 freeways.

Service Area

Southern California, Florida, Nevada, Arizona, Oregon

Address

11480 Brookshire Ave Suite 300, Downey, California, United States

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Services Offered

  • Cancer Treatment
  • Infusion Centers
  • Lab Testing
  • Outpatient Blood Transfusion
  • Financial Counseling
  • End-of-Life Counseling

Specialties

The following types of medical expertise are offered in The Oncology Institute

Vascular SurgeonPediatric SurgeonInternistGeneral SurgeonPediatricianENTNurse Practitioner
  • Vascular Surgeon
  • Pediatric Surgeon
  • Internist
  • General Surgeon
  • Pediatrician
  • ENT
  • Nurse Practitioner

Telehealth

Available — Telehealth services are offered for patient consultations online or on the phone, often available the same day as requested.

Accessibility & Amenities

Elevator Access

Yes

Accessible Parking

true

Access Notes

The Alhambra clinic has an elevator that goes directly to the building from underground parking. The Anaheim clinic has patient drop-off and pick-up in front of the clinic. The Brandon clinic has pick-up and drop-off available.

Other Information

Additional Phone Numbers

Phone Number562-334-1973
The Oncology Institute, Brookshire Avenue, Downey, CA, USA562-869-1201
The Oncology Institute, South Garfield Avenue, Alhambra, CA, USA626-312-9500
Phone Number626-312-9588
The Oncology Institute of Hope and Innovation, North Euclid Street, Anaheim, CA, USA714-399-0620
Phone Number714-399-0621
Phone Number813-441-8903
The Oncology Institute, Vonderburg Drive, Brandon, FL, USA813-681-7278
The Oncology Institute, West Alameda Avenue, Burbank, CA, USA818-806-9020
Phone Number818-806-9028
Phone Number909-364-9929
Chino Hills909-591-0814
Research Involvement

The Oncology Institute is dedicated to advancing cancer treatment through clinical research, partnering with Helios Research to offer patients access to promising new therapies through clinical trials. They conduct phase 1-4 clinical trials across various solid tumors, hematological malignancies, benign hematology, supportive care, and diagnostic test studies.

On-Site Facilities

In-House Dispensary, Lab Testing, Outpatient Blood Transfusion, Cancer Treatment and Infusion Centers

Parking Information

Free parking is available at the Downey clinic (front and side of the building), Alhambra clinic (underground), Anaheim clinic (several spots), Brandon clinic (East Tower), and Chino Hills clinic (building parking).

Contact The Oncology Institute

Frequently Asked Questions

Does The Oncology Institute accept new patients?

Yes, The Oncology Institute is currently accepting new patients.

Does The Oncology Institute offer telehealth or virtual appointments?

Yes, The Oncology Institute offers telehealth services for virtual appointments.

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