MediFind found 110 doctor with experience in Vitamin B12 Deficiency near Orange, CA. Of these, 99 are Experienced and 11 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.
Ana Fajardo is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Fajardo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Cirrhosis.
Cancer And Blood Specialty Clinic
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, Monoclonal Gammopathy of Undetermined Significance (MGUS), Burkitt Lymphoma, and Diffuse Large B-Cell Lymphoma (DLBCL).
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, Hypertension, and Familial Hypertension. Dr. Ahmed is currently accepting new patients.
Center For Cancer And Blood Disorders
Stavroula Otis is a Hematologist in Santa Ana, California. Dr. Otis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Follicular Lymphoma, Myelodysplastic Syndrome (MDS), Agranulocytosis, and Anemia.
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.
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.
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.
Youssef Beshai is a primary care provider, practicing in Family Medicine in Anaheim, California. Dr. Beshai is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Obesity, Visceromegaly, Osteomyelitis in Children, and Glucocorticoid-Remediable Aldosteronism. Dr. Beshai is currently accepting new patients.
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 EGFR Positive Lung Cancer, Lung Cancer, Pleuropulmonary Blastoma, and Non-Small Cell Lung Cancer (NSCLC).
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 Chromophobe Renal Cell Carcinoma, WT1-Related Wilms Tumor Syndromes, Gastrointestinal Stromal Tumor, and Mesenchymoma.
Pacific Shores Medical Group
Nerses Tchekmedyian is a Hematologist in Irvine, California. Dr. Tchekmedyian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Stomach Cancer, Breast Cancer, and Paget Disease of the Breast. Dr. Tchekmedyian is currently accepting new patients.
Helen Pensanti is an Obstetrics and Gynecologist in Orange, California. Dr. Pensanti is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are DICER1 Syndrome, Vitamin D Deficiency, Acute Cystitis, and Opisthotonos.
Fernando Montelongo is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Montelongo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Hypertriglyceridemia, Type 1 Diabetes (T1D), Nonbacterial Prostatitis, and Bacterial Prostatitis.
Endocrine Consultants And Specialists Medical Group Inc
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).
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.
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).
Last Updated: 01/09/2026
