Dr. David T. Harrison

Donna Walker is a Hematologist Oncology specialist and a Hematologist in Lompoc, California. Dr. Walker is rated as a Distinguished provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. Her top areas of expertise are Childhood Iron Deficiency Anemia, Familial Colorectal Cancer, Anemia, and Colorectal Cancer.

Dr. Gorgun Akpek (Dr. G) is a board certified hematologist and medical oncologist who treats his patients with all types of cancer and blood related.Dr. Akpek received his MD degree from Hacettepe University, the top medical school in Turkey and did his internal medicine residency and hematology & medical oncology clinical fellowship trainings at Hacettepe University and Boston University Medical Centers. He became further specialized in Leukemia and Stem Cell/Bone Marrow Transplantation at Johns Hopkins University Department of Oncology in Baltimore, Maryland.He joined the faculty first at Johns Hopkins University and then University of Maryland Greenebaum Cancer Center as a clinical investigator and attending physician.He continued his career as a founding Director of Leukemia and Stem Cell Transplantation/Cell Therapy programs at Banner MD Anderson Cancer Center in Gilbert, Arizona and more recently he served as the Section Chief of Blood and Marrow Transplant Program (BMT) at Rush University Medical Center in Chicago.Dr. Akpek is a member of American Society of Hematology (ASH), Clinical Oncology (ASCO) and Transplantation (ASBMT). He is nationally recognized for his research by more than 100 publications and clinical work in leukemia, lymphoma, MDS, multiple myeloma and stem cell transplantation.Board Certification:Oncology, Hematology, Internal MedicineMedical School:Hacettepe University School of MedicineInternal Medicine Residency:Hacettepe University School of MedicineFellowship Training:Hacettepe University School of Medicine, Boston University Medical Center and Johns Hopkins UniversityAreas of Interest:All Cancers including: Autoimmune Cancer, Lung Cancer, Breast Cancer, Colon Cancer, Rectal Cancer,  Pancreatic Cancer, Gallbladder Cancer, Bladder Cancer, Ovarian Cancer, MelanomaAdditional Education: Master of Public Health, Johns Hopkins Bloomberg School of Public Health 2005. Awards and Recognition: Chief's Hematology and Oncology Scholar Award, Boston University 1995-1997 Jo-Ann McCaleb Amyloid Research Award 1997 Henry Christian Award, American Federation of Medical Research 2002. Dr. Akpek is rated as a Distinguished provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. His top areas of expertise are Multiple Myeloma, Myelodysplastic Syndrome (MDS), Childhood Iron Deficiency Anemia, Bone Marrow Transplant, and Splenectomy.

Dr. Palchak has bachelor's and master's degrees in biology from UC Irvine. He received his doctorate in medicine from St. Louis University, did a residency in internal medicine at Cottage Hospital in Santa Barbara, then medical oncology fellowship at UC San Diego. He established an independent medical oncology practice in Arroyo Grande in 1994 and has practiced continuously in the south county since that date. He established the region's first cancer research program, first tumor board, first nonprofit to expand services for cancer patients in our community among many other firsts.Respect the patient's wishes and treat others as we wish to be treated. Dr. Palchak is rated as a Distinguished provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Paget Disease of the Breast, Anal Cancer, and Bone Marrow Aspiration.