MediFind found 41 doctor with experience in Vitamin B12 Deficiency near Upland, CA. Of these, 35 are Experienced, 5 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.
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.
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.
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.
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.
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.
Chaparral Medical Group Inc
Ashok Sharma is a primary care provider, practicing in Geriatrics and Internal Medicine in Claremont, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Atrial Fibrillation, Obesity, Attenuated Familial Adenomatous Polyposis, and Cronkhite-Canada Disease.
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
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.
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.
Mohitkumar Ardeshana is a Hospital Medicine specialist and a Pain Medicine provider in Claremont, California. Dr. Ardeshana has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Opisthotonos, Muscle Spasms, Neuralgia, and Sciatica.
Bijan Badihian is a Palliative Medicine provider in Claremont, California. Dr. Badihian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Menopause and Vitamin B12 Deficiency.
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.
Chaparral Medical Group Inc
Nazia Siddiqi is a Nephrologist in Pomona, California. Dr. Siddiqi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Diabetic Nephropathy, Chronic Kidney Disease, Vitamin D Deficiency, and Seasonal Affective Disorder (SAD).
Last Updated: 10/30/2025