MediFind found 108 doctor with experience in Vitamin B12 Deficiency near Santa Ana, CA. Of these, 98 are Experienced and 10 are Advanced.
Uc Regents
Misagh Karimi is a Hematologist Oncology specialist and a Hematologist in Orange, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast.
City Of Hope Medical Foundation
Danny Nguyen is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Lynch Syndrome, Colorectal Cancer, and Familial Colorectal Cancer.
City Of Hope Medical Foundation
Sudarsan Kollimuttathuillam is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Kollimuttathuillam is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Dehydration, and Agranulocytosis.
City Of Hope Medical Foundation
Luke Chen is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Clear Cell Sarcoma, Renal Cell Carcinoma (RCC), Chromophobe Renal Cell Carcinoma, WT1-Related Wilms Tumor Syndromes, and Prostatectomy.
Hoag Clinic
Yaser Homsi is a Hematologist Oncology specialist and a Hematologist in Huntington Beach, California. Dr. Homsi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Lung Cancer, Pleuropulmonary Blastoma, and Bone Marrow Aspiration.
Los Angeles Hematology-Oncology Medical Group
Derrick Su is a Hematologist and an Oncologist in Fountain Valley, California. Dr. Su is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Splenic Neoplasm, Thrombocytopenia, Lung Cancer, and Pleuropulmonary Blastoma.
Mary Tran is a primary care provider, practicing in Family Medicine in Garden Grove, California. Dr. Tran is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Tension Headache, Cyclic Neutropenia, Swallowing Difficulty, Gastrostomy, and Hemorrhoidectomy.
Alvin Chang is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Schizoaffective Disorder, Osteomyelitis in Children, Vitamin D Deficiency, and Gastrostomy. Dr. Chang is currently accepting new patients.
Ajay Meka is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Meka is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Osteomyelitis in Children, Hypertensive Heart Disease, Type 2 Diabetes (T2D), and Enlarged Liver. Dr. Meka is currently accepting new patients.
Thomas Badin is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Badin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Diffuse Panbronchiolitis, Insomnia, Glossitis, and Pernicious Anemia.
Samuel Mayeda is an Endocrinologist in Orange, California. Dr. Mayeda is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Rickets, Osteomalacia, Vitamin D Deficiency, and Type 2 Diabetes (T2D).
John Wong is a Hematologist in Orange, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Adult Soft Tissue Sarcoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Clear Cell Sarcoma.
Vu Tran is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sepsis, Familial Hypertension, Hypertension, Gastrostomy, and Endoscopy. Dr. Tran is currently accepting new patients.
Stavroula Otis is a Hematologist in Orange, California. Dr. Otis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Familial Prostate Cancer.
Tiberio Lindgren is a Hematologist Oncology provider in Orange, California. Dr. Lindgren is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Small Cell Lung Cancer (SCLC), Lung Cancer, Pleuropulmonary Blastoma, and Inflammatory Breast Cancer.
Tariq Mahmood is a Hematologist Oncology provider in Orange, California. Dr. Mahmood is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Pleuropulmonary Blastoma. Dr. Mahmood is currently accepting new patients.
Cuong Ly is a Nephrologist in Orange, California. Dr. Ly is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Acute Kidney Failure, Chronic Kidney Disease, End-Stage Renal Disease (ESRD), and Necrosis. Dr. Ly is currently accepting new patients.
Uzma Ahmed is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Ahmed is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Ahmed is currently accepting new patients.
Uc Regents
Andreea Nanci is a Hematologist Oncology specialist and a Hematologist in Orange, California. Dr. Nanci is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Chronic Lymphocytic Leukemia (CLL).
Uc Regents
Khosrow Mahdavi is a Hematologist Oncology specialist and a Hematologist in Orange, California. Dr. Mahdavi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Myelodysplastic Syndrome (MDS), Inflammatory Breast Cancer, Hemochromatosis, Paget Disease of the Breast, and Bone Marrow Aspiration.
Last Updated: 10/30/2025