Quality care close to home

Our goal is to create the best chances for cure and to optimize quality of life, no matter what the circumstances. Our doctors create treatment plans that meet your needs and work with your insurance.
Mission
Our mission is to provide personalized care, maintain dignity, and maximize quality of life, in a compassionate, helpful setting.
Benign Hematology
Benign hematology includes conditions such as anemia, thrombocytopenia (low platelets), and clotting disorders such as von Willebrand's Disorder
Medical oncology
Traditional medical oncology has been defined by chemotherapy, but increasingly safer and better-tolerated medications such as immunotherapy are improving the lives of patients worldwide.
Targeted therapy
Some cancer patients are eligible for targeted therapy for conditions such as lung cancer, melanoma, or breast cancer.
Immunotherapy
Many cancers respond to immunotherapy, which harnesses the power of the immune system to reverse cancer and save lives.

Our expertise

We specialize in a number of complex areas of hematology and medical oncology.

Caring enviroment


Our specialists make sure you get the best care.

Make an appointment

Opening Hours

Monday - Friday

8:30 am - 4:30 pm

Weekend

Doctor on Call 24 - 7 Call 818-570-2134

Holiday

Doctor on Call 24 - 7 Call 818-570-2134


Meet our Providers

Our experts are here for you every single day! We care about our patients and we do our best to deliver top-notch care.


Dr. Benjamin graduated from Tulane Medical School in 1998.  He is originally from Florida and enjoys spending time with his family, sailing, and being a Boy Scout leader.
Dr. Michael Benjamin

Hematology and Oncology

Yvonne Casaletta, NP has been providing high quality medical services in Hematology and Oncology in Los Angeles and the Greater San Fernando Valley for over 20 years. She works closely with Dr. Benjamin to coordinate and enhance expert medical care in the fields of Hematology and Oncology. She achieved her BSN from Cal State LA and her NP from UCLA in 2001 and has been working with Regatta Health since 2012. She enjoys traveling, fitness, and spending time with her daughter and family in her free time.
Yvonne Casaletta

Hematology and Oncology

Locations

We have two locations to serve you
  1. West Hills - 7325 Medical Center Dr Suite 301 818-570-2134
  2. Simi Valley 3605 Alamo St Suite 103 805-517-4804
Mission
Our mission is to provide personalized care, maintain dignity, and maximize quality of life, in a compassionate, helpful setting.