
Austin J. Ma, MD
He completed his hematology and oncology fellowship at the University of Maryland Cancer Center. He believes that a well balanced nutrition, hope and exercise, combined with cancer therapy result in the best outcomes and quality of life for his patients. He has a special interest in benign and malignant hematology and breast cancer. Dr. Ma competed his undergraduate studies at the University of Korea and UMDNJ Rutgers Medical School, where he also completed his internal medicine residency. He is board certified in internal medicine, hematology and oncology.

Warren Banta, MD
He completed his hematology and oncology fellowship at USC Norris Comprehensive Cancer Center in Los Angeles, California. He has special interest in pulmonary and gastrointestinal malignancies. He earned his medical degree from St. George’s University School of Medicine. He is board certified in internal medicine, hematology and oncology. He strongly believes in providing excellent and professional medical care. He is fluent in English and Spanish.

Byung Lee, MD
He completed his hematology/oncology fellowship at Westchester Medical Center, New York Medical College. He has special interest in gastrointestinal malignancies, myeloproliferative disorders, and melanoma. Dr. Lee received his medical degree from New York College of Osteopathic Medicine. Dr. Lee is board certified in internal medicine, hematology and oncology.

Amy Wang, MD
She is a Hematologist and Medical Oncologist at Torrance and Gardena area, and is affiliated with several hospitals, including Providence Little Company of Mary Torrance, Providence Little Company of Mary San Pedro, and Torrance Memorial Medical Center. She received her medical degree from Beijing University School of Medicine of China in 1983, honored PhD degree in Transplantation Immunology from London University of Britain in 1992. She finished Internal Medicine Residency and Hematology/Oncology Fellowship training at Capital Health Regional Medical Center, Trenton, N.J. in 2000 and Boston University School of Medicine, Boston, M.A. in 2003 respectively. She has been in practice in Los Angeles for more than 15 years. She is part of Hematology Oncology Specialists, an oncology group practice in southern California.

Rahul Naik, MD
He completed his hematology and oncology fellowship at the Scripps Clinic in San Diego, California. He has special interest in leukemia, lymphoma, pulmonary and genitor-urinary malignancies. He received his medical degree from the University of Illinois at Chicago college of Medicine. Dr. Naik is board certified in internal medicine, hematology and oncology. He is fluent in English and Spanish.

Walter Tsang, MD
He completed his medical education and training at UC Irvine School of Medicine. He is board certified in medical oncology, hematology and lifestyle medicine. Dr. Tsang advocates for a Whole-Person approach to cancer care. In his clinical practice, he emphasizes the importance of supportive care, quality of life, cancer survivorship and shared decision making. Dr. Tsang is also a frequent speaker at community events on topics related to cancer, healthcare system, holistic health and wellness. He is a professional member of the American Society of Clinical Oncology, American College of Lifestyle Medicine and Society for Integrative Oncology.

David Masiello, MD
He received his medical degree from Boston University School of Medicine in 2003. He completed his hematology/oncology fellowship at USC Norris Comprehensive Cancer Center in Los Angeles, California. He specializes in hematology, oncology and medical oncology. He is board certified in hematology, medical oncology and internal medicine and has been in practice for 12 years. He has special interest in breast cancer, leukemia and prostate cancer. Striving to provide excellent care and pursuing the latest in medical technology is his passion. He is fluent in English and Spanish.