About United Oncology

United Oncology was established in 2020 and is proud to offer unparalleled hematology and oncology care to the communities of Orange County.

Our Mission

Dr. Howard Cheng and the team at United Oncology strive to provide unparalleled specialty care to all patients. Our goal is to set the standard of excellence in patient care from start to finish.

Oncology Services

  • In-Office Chemotherapy
  • Bloodwork Drawn in Office with CBC Results in 5 Minutes!
  • Concierge After-Hour Service
    • Weekends & Holidays Included
  • Hematology Care & Treatment
  • Experienced & Dedicated Staff

Our Oncology Team

Our Locations

Laguna Hills

24953 Paseo De Valencia, Ste. 25B, Laguna Hills, CA 92653

Ph: (949) 770-8168 | Fax: (949) 770-2991

What Our Patients Say

Dr. Cheng and his team of amazing professionals where and are my angels in keeping me alive and functioning. Without them I would not be here anymore, I am sure. He is very professional and very comforting.

Sept. 2020

Reviewed on Google
We are so thankful. […] Dr. Cheng was so patient and kind with [my dad] and mom and explained everything in easy to understand terms and showed compassion for his quality of life.

April 2020

Reviewed on Healthgrades
Dr. Cheng is a wonderful caring, dedicated, knowledgeable doctor. I am so happy I found him. He helped me get thru my cancer detection and I am now on my way to better health. His staff also was exceptional and caring. The entire process was actually pleasurable. Thank you Dr. Cheng.

Sept. 2019

Reviewed on Vitals