MediFind found 39 doctor with experience in Vitamin B12 Deficiency near Rancho Cucamonga, CA. Of these, 34 are Experienced, 4 are Advanced and 1 are Distinguished.
Siva Arunasalam is a Cardiologist and a Nuclear Medicine provider in Upland, California. Dr. Arunasalam is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Heart Failure, Angina, Heart Attack, Pacemaker Implantation, and Colonoscopy.
Behnam Ebrahimi is an Oncologist and a Hematologist Oncology provider in Chino, California. Dr. Ebrahimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Inflammatory Breast Cancer, Small Cell Lung Cancer (SCLC), Angiosarcoma, and Paget Disease of the Breast.
Chaparral Medical Group Inc
Ewa Konca is an Endocrinologist in Rancho Cucamonga, California. Dr. Konca is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Obesity in Children, Obesity, and Hypothyroidism.
Mark Shiu is an Emergency Medicine provider in Rancho Cucamonga, California. Dr. Shiu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency, Vitamin B12 Deficiency, Muscle Spasms, and Menopause.
Chaparral Medical Group Inc
Harvey Cohen is a primary care provider, practicing in Geriatrics and Internal Medicine in Rancho Cucamonga, California. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Obesity.
Chaparral Medical Group Inc
Nyein Tint is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Tint is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Obesity, Obesity in Children, High Cholesterol, and Vitamin D Deficiency.
Our Family Medical Group Inc
Hetalben Makwana is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Makwana is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Osteomyelitis in Children, Breast Cancer, Obesity, and High Cholesterol.
Michael Chai is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Chai is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Necrotizing Vasculitis, Small Cell Lung Cancer (SCLC), Lung Cancer, Myringotomy, and Gastrostomy.
Richard Armour is a primary care provider, practicing in Family Medicine in Upland, California. Dr. Armour is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Inborn Amino Acid Metabolism Disorder, Osteomyelitis in Children, Bronchiolitis Obliterans, and Industrial Bronchitis.
Prohealth Partners, A Medical Group
Byung Ahn is a Cardiologist in Upland, California. Dr. Ahn is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Metabolic Syndrome, Pediatric Myocarditis, and Pacemaker Implantation.
City Of Hope Medical Foundation
Chau Tran is a Hematologist Oncology specialist and a Hematologist in Upland, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Angiosarcoma, and Inflammatory Breast Cancer.
Ravinder Singh is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypercalcemia, Milk-Alkali Syndrome, Type 2 Diabetes (T2D), Hormone Replacement Therapy (HRT), and Parathyroidectomy.
Cong Phan is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Phan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pneumonia, Angiodysplasia of the Colon, Acute Kidney Failure, Gastrostomy, and Endoscopy.
Chu Le is a primary care provider, practicing in Family Medicine and Internal Medicine in Rancho Cucamonga, California. Dr. Le 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), Cirrhosis, Familial Combined Hyperlipidemia, and Xanthoma.
Rishi Majithia is a Hospital Medicine provider in Upland, California. Dr. Majithia has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top area of expertise is Vitamin B12 Deficiency.
Mukesh Amin MD And Tejinder Singh MD Inc
Tejinder Singh is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Singh 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), Osteomyelitis in Children, Hypertension, Gastrostomy, and Thrombectomy.
Michael Benavidez is a Holistic Medicine provider in Upland, California. Mr. Benavidez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency, Generalized Pustular Psoriasis (GPP), Vitamin B12 Deficiency, and Menopause.
Cucamonga Valley Medical Group Inc
Jesse Dominguez is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Dominguez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy.
Tuan Le is a primary care provider, practicing in Family Medicine and General Practice in Pomona, California. Dr. Le is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Glucocorticoid-Remediable Aldosteronism.
Ontario Medical Center
Yang Li is an Internal Medicine specialist and a Hospital Medicine provider in Ontario, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Gallbladder Disease, Pulmonary Fibrosis, Neurofibromatosis, Osteotomy, and Nerve Decompression.
Last Updated: 10/30/2025