The 20 Best Vitamin B12 Deficiency Doctors Near Me in orange, CA
Find the Top Vitamin B12 Deficiency Experts and Specialists
UCI Health - Irvine Chao Family Comprehensive Cancer Center & Ambulatory Care
Misagh Karimi is a Hematologist and an Oncologist practicing medicine in Irvine, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast. Dr. Karimi is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine - Medical Oncology.
Pacific Shores Medical Group
Nerses Tchekmedyian is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Tchekmedyian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Juvenile Primary Osteoporosis, Postmenopausal Osteoporosis, Osteoporosis, and Ulcerative Colitis. Dr. Tchekmedyian is board certified in Internal Medicine (Sub: Medical Oncology), American Board Internal Medicine, and Internal Medicine. Dr. Tchekmedyian is currently accepting new patients.
Optum - Chapman
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. She is also highly rated in 27 other conditions, according to our data. Her clinical expertise encompasses Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, Purpura, and Cirrhosis. Dr. Fajardo is board certified in American Board Of Family Medicine. Dr. Fajardo is currently accepting new patients.
Sudarsan Vishnu Kollimuttathuillam, M.D.
Sudarsan Kollimuttathuillam is an Oncologist practicing medicine in Irvine, California. Dr. Kollimuttathuillam is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Agranulocytosis, Chronic Familial Neutropenia, Gastroesophageal Junction Cancer, and Febrile Neutropenia.
Uc Regents
Andreea Nanci is an Oncologist practicing medicine in Orange, California. Dr. Nanci is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Inflammatory Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Chronic Lymphocytic Leukemia (CLL). Dr. Nanci is board certified in American Board Of Internal Medicine - Medical Oncology and American Board Of Internal Medicine - Internal Medicine.
UCI Health SeniorHealth Center
Renee Pace is a primary care provider, practicing in Family Medicine and Geriatrics in Orange, California. She has been practicing medicine for over 10 years. Dr. Pace is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Nephrosclerosis, Renovascular Hypertension, Diabetic Nephropathy, and Infant Hyperglycemia. Dr. Pace is board certified in American Board Of Family Medicine - Family Medicine and American Board Of Family Medicine - Geriatric Medicine. Dr. Pace is currently accepting new patients.
Office
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. She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Tension Headache, Cyclic Neutropenia, Swallowing Difficulty, Gastrostomy, and Hemorrhoidectomy.
Oncura Health
Jayaram Bharadwaj is a Hematologist and an Oncologist practicing medicine in Anaheim, California. Dr. Bharadwaj is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Agranulocytosis, Breast Cancer, and Vitamin B12 Deficiency.
Fernando Montelongo, MD
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 clinical expertise encompasses Familial Hypertriglyceridemia, Type 1 Diabetes (T1D), Nonbacterial Prostatitis, and Bacterial Prostatitis.
John Wong is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, Adult Soft Tissue Sarcoma, WT1-Related Wilms Tumor Syndromes, and Clear Cell Sarcoma. Dr. Wong is currently accepting new patients.
Stavroula Otis is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Otis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Familial Prostate Cancer. Dr. Otis is currently accepting new patients.
Office
Khosrow Mahdavi is an Oncologist practicing medicine in Orange, California. Dr. Mahdavi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Inflammatory Breast Cancer, Paget Disease of the Breast, Familial Colorectal Cancer, and Bone Marrow Aspiration.
Endocrine Consultants And Specialists Medical Group Inc
Samuel Mayeda is an Endocrinologist practicing medicine in Orange, California. Dr. Mayeda is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Rickets, Osteomalacia, Vitamin D Deficiency, and Type 2 Diabetes (T2D). Dr. Mayeda is currently accepting new patients.
Hematology Oncology Medical Group
Tiberio Lindgren is an Oncologist practicing medicine in Orange, California. Dr. Lindgren is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Small Cell Lung Cancer (SCLC), Lung Cancer, Pleuropulmonary Blastoma, and Inflammatory Breast Cancer.
Providence Saint Joseph Heritage Medical Group Hematology And Oncology
Tariq Mahmood is an Oncologist practicing medicine in Orange, California. Dr. Mahmood is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Angiosarcoma, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Mahmood is currently accepting new patients.
Hematology Oncology Medical Group
Cindy Tran is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Angiosarcoma, and Inflammatory Breast Cancer.
UC Irvine Medical Center
Ramy Hanna is a Nephrologist practicing medicine in Orange, California. Dr. Hanna is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Atypical Hemolytic Uremic Syndrome (aHUS), Hemolytic-Uremic Syndrome, D-Plus Hemolytic Uremic Syndrome, Kidney Transplant, and Parathyroidectomy. Dr. Hanna is board certified in American Board Of Internal Medicine - Nephrology.
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. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Diffuse Panbronchiolitis, Insomnia, Glossitis, and Pernicious Anemia.
Access Community Health Center
Alvin Chang is a primary care provider, practicing in Geriatrics and Internal Medicine in Santa Ana, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Schizoaffective Disorder, Osteomyelitis in Children, Vitamin D Deficiency, and Gastrostomy. Dr. Chang is board certified in American Board Of Internal Medicine. Dr. Chang is currently accepting new patients.
Saint Youstina
Isaac Beshay is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Beshay is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.
Last Updated: 09/26/2026



