Board Certified in Medical Oncology, Hematology and Internal Medicine, Dr. Kennedy provides compassionate care for patients at Mission Hope Cancer Center, and works collaboratively with all departments to provide patients with all aspects of cancer care. Dr. Kennedy is able to offer patients the most advanced treatment with enrollment in cutting edge clinical research studies. She has years of experience in the treatment and diagnosis of all cancers and provides her patients with individualized care for the best possible outcomes.An educator at heart, Dr. Kennedy has a passion for teaching her patients about their disease and how their treatments work. Understanding a disease is empowering for the patient and can remove some of the fear associated with a cancer diagnosis.Dr. Kennedy received her medical degree from the University of Oklahoma. She completed her Internal Medicine residency at the University of California Davis, and Hematology-Oncology fellowship program at the University of Oklahoma Health Sciences Center-Stephenson Cancer Center.As an experienced principal investigator on numerous clinical trials for cancer therapies, Dr. Kennedy has published her findings in national medical journals, and puts her research knowledge into practice when treating patients. Dr. Kennedy is highly rated in 34 conditions, according to our data. Her top areas of expertise are Large-Cell Immunoblastic Lymphoma, Anal Cancer, Pleuropulmonary Blastoma, and Lung Cancer.

Dr. Wei Bai grew up in Beijing, China. In 1995, she graduated from Peking University Health Science Center (previously known as Beijing Medical University) with distinction. She then pursued graduate study in the United States. Upon receiving her master’s degree in Molecular Medicine from the University of Massachusetts Medical School in 1998, Dr. Bai joined a leading biotech company, Genentech, Inc., in South San Francisco to pursue her passion in translational research. She participated in research and development of several cancer drugs, including trastuzumab (Herceptin), bevacizumab (Avastin), and erlotinib (Tarceva), among others in the company pipeline.Excited to bring bench research to bedside practice, Dr. Bai ultimately transitioned to direct patient care in 2005. She completed her Internal Medicine residency at NewYork-Presbyterian Lower Manhattan Hospital in 2008, which included several months of clinical rotation at Memorial loan Kettering Cancer Center (MSKCC). Dr. Bai’s experience at MSKCC further enforced her commitment to oncology research and practice. She proceeded to a combined Hematology and Medical Oncology fellowship at Lombardi Comprehensive Cancer Center of Georgetown University in Washington DC from 2008 to 2011.After her fellowship, Dr. Bai practiced hematology and medical oncology in the Samaritan Health System in Oregon. During her nine years with Samaritan, she treated patients with a wide range of cancer types and blood diseases. She served her patients with PRIDE — passion, respect, integrity, dedication and excellence. Dr. Bai was also active in clinical trials and resident education.Since 2020, Dr. Bai joined the team at Mission Hope Cancer Center. Compassionate and calm, she is devoted to each individual patient’s needs and goals. Dr. Bai is highly rated in 20 conditions, according to our data. Her top areas of expertise are Deep Vein Thrombosis, Pleuropulmonary Blastoma, Familial Colorectal Cancer, and Hemochromatosis.

Kevin Kim, MD, grew up in the Seattle, Washington area. He obtained his undergraduate education at the University of Chicago and attended Tufts University in Boston, Massachusetts, for his medical degree. He received training in Internal Medicine residency and Hematology/Oncology fellowship at Scripps Clinic/Green Hospital in La Jolla, California.After completing his training in 2010, he joined Kootenai Clinic Cancer Services in Coeur d’Alene, Idaho. He was instrumental in achieving the Cancer Center’s prestigious National Accreditation Program for Breast Centers (NAPBC). As well, he is a strong proponent of clinical trials to improve patient care.Dr. Kim strives to balance his experience and knowledge of individualized cancer care with a deep empathy and compassion for his patients. He believes in building a partnership with his patients. Additionally, he supports patient education that optimizes patients’ understanding of their disease and treatment options.He comes to the Central Coast with his beautiful wife, Anna Kim, MD, and two amazing children. He enjoys many outdoor activities, such as surfing, fishing, golfing, skiing and hiking. Dr. Kim is highly rated in 47 conditions, according to our data. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Chronic Lymphocytic Leukemia (CLL), and Richter Syndrome.

"Jonathan Tammela, MD, FACOG, is a board-certified Gynecologic Oncologist Surgeon. Dr. Tammela provides highly specialized care in the diagnosis, treatment, and management of cancers affecting the female reproductive tract. He is highly skilled at minimally-invasive Robotic Surgery.""I understand that being faced with a diagnosis of cancer or a complex gynecologic condition can cause patients to feel frightened or anxious. For this reason, timely access to consultation and treatment is my priority. I am committed to offering patients the most up-to date,evidence-based therapies, including Robotic Surgery when appropriate. I believe in the importance of clearly explaining all treatment options to the patient, so that together we can make the best plan of care for her unique needs.""—Jonathan Tammela, MD, FACOGA trailblazer in his field, Dr. Tammela established the first full-time Robotic Gynecologic Oncology program in Northeast Wisconsin and has performed more than 1000 robotic surgeries. Dr. Tammela completed his undergraduate studies in Hawaii and earned his medical degree from Indiana University School of Medicine. He completed his residency in OB/GYN at the University of Florida, Jacksonville and then completed subspecialty training in Gynecologic Oncology at Roswell Park Cancer Institute in Buffalo, New York. Dr. Tammela treats all types of gynecologic cancers and is triple board certified in Gynecologic Oncology, Hospice and Palliative Care, and Obstetrics and Gynecology.He has won several awards including “Innovator of the Year Award”for cancer treatment and robotic surgery.". Dr. Tammela is highly rated in 15 conditions, according to our data. His top areas of expertise are Malignant Mixed Mullerian Tumor, Endometrial Cancer, Endometrial Stromal Sarcoma, Desmoplastic Small Round Cell Tumor, and Oophorectomy.

Dr. Keith Ayrons grew up on Long Island, New York, and completed his bachelor’s degree in Biology at the University of Albany while volunteering at the local hospital in the Pathology department. His passion for science and early learnings in the experimental and clinical based approach inspired him to complete first, a Master’s in Microbiology from Adelphi University and then his medical degree from Wayne State University. He then completed his Internal Medicine residency, and combined fellowship in Oncology and Hematology at Stoney Brook University. In 1995, Dr. Ayrons joined a growing oncology and hematology practice in Gastonia, North Carolina, where he was a partner for 23 years. He is Board Certified in Medical Oncology, Hematology and Internal Medicine and served as past president of the Internal Medicine department. For 25 years he developed excellent patient and family relationship skills that created a loyal patient following. In 2018, Dr. Ayrons relocated to the Central Coast and is excited to be a part of the Mission Hope Cancer Center where he can continue to fulfill his passion of serving the community through providing quality care. Dr. Ayrons is highly rated in 49 conditions, according to our data. His top areas of expertise are Familial Colorectal Cancer, Pleuropulmonary Blastoma, Lung Cancer, and Paget Disease of the Breast.

Sanjay Ganpule is an Internal Medicine provider in Santa Maria, California. His top areas of expertise are Gallbladder Cancer, Gallbladder Adenocarcinoma, Leukocytosis, and Myelodysplastic Syndrome (MDS).

Robert Dichmann is a Hematologist and an Oncologist in Santa Maria, California. Dr. Dichmann is highly rated in 14 conditions, according to our data. His top areas of expertise are Multiple Myeloma, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Lung Cancer.

Hugh Hatfield is a primary care provider, a Hematologist and an Oncologist in Santa Maria, California. Dr. Hatfield is highly rated in 1 condition, according to our data. His top areas of expertise are X-Linked Lymphoproliferative Disease, Tracheitis, Hypertensive Heart Disease, and Enlarged Liver.