The 20 Best Vitamin B12 Deficiency Doctors Near Me in Rancho Cucamonga, CA
Find the Top Vitamin B12 Deficiency Experts and Specialists
Office
Byung Ahn is a Cardiologist practicing medicine in Upland,, California. Dr. Ahn is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Metabolic Syndrome, Pediatric Myocarditis, and Pacemaker Implantation.
Harvey D. Cohen M.D. Inc.
Nyein Tint is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. She has been practicing medicine for over 17 years. Dr. Tint is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, High Cholesterol, and Vitamin D Deficiency.
Harvey D. Cohen M.D. Inc.
Harvey Cohen is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Cohen 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 Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Obesity.
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. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Osteomyelitis in Children, Breast Cancer, Obesity, and High Cholesterol.
Medicor Medical Group, Inc.
Mark Shiu is a Family Medicine provider practicing medicine in Rancho Cucamonga, California. He has been practicing medicine for over 23 years. Dr. Shiu 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 Vitamin D Deficiency, Vitamin B12 Deficiency, Muscle Spasms, and Menopause. Dr. Shiu is board certified in American Osteopathic Board Of Family Physicians.
Armour, Richard L., D.O.
Richard Armour is a primary care provider, practicing in Family Medicine in Upland, California. He has been practicing medicine for over 37 years. Dr. Armour is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Inborn Amino Acid Metabolism Disorder, Osteomyelitis in Children, Bronchiolitis Obliterans, and Industrial Bronchitis. Dr. Armour is board certified in American Osteopathic Board Of Family Practice.
Ravinder Singh, Md, Inc.
Ravinder Singh is a primary care provider, practicing in Family Medicine in Upland, California. He has been practicing medicine for over 27 years. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 108 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Liver Transplant, and Knee Replacement. Dr. Singh is board certified in American Board Of Family Medicine.
Viet D. Ta MD & Tiffany L. Quan MD Medical Associates Inc.
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. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Acute Kidney Failure, Visceromegaly, Gastrostomy, and Endoscopy.
Valiant Medical Group, Inc.
Chu Le is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. He has been practicing medicine for over 28 years. Dr. Le is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Cirrhosis, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Le is board certified in American Board Of Family Medicine.
Mukesh Amin MD & 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. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, Hypertension, Thrombectomy, and Gastrostomy.
Michael Chai MD Inc.
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. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Necrotizing Vasculitis, Small Cell Lung Cancer (SCLC), Lung Cancer, Myringotomy, and Gastrostomy.
The Oncology Institute
Dustin Stevenson is a Hematologist and an Oncologist practicing medicine in Upland, California. Dr. Stevenson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Essential Thrombocythemia, Breast Cancer, Colorectal Cancer, and Deep Vein Thrombosis.
Office
Michael Benavidez is a Family Medicine provider practicing medicine in Upland, California. Dr. Benavidez 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 Vitamin D Deficiency, Generalized Pustular Psoriasis (GPP), Vitamin B12 Deficiency, and Menopause.
Apex Med Family Healthcare
Rishi Majithia is a Family Medicine provider practicing medicine in Upland, California. He has been practicing medicine for over 10 years. Dr. Majithia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency. Dr. Majithia is board certified in American Board Of Family Medicine.
Cucamonga Valley Medical Group, Inc.
Jesse Minguez is a primary care provider, practicing in Family Medicine in Fontana, California. He has been practicing medicine for over 24 years. Dr. Minguez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 49 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy. Dr. Minguez is board certified in American Board Of Family Medicine.
HealthMed Medical Group Inc.
Bijan Badihian is a Family Medicine provider practicing medicine in Claremont, California. Dr. Badihian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Menopause and Vitamin B12 Deficiency.
Tuan Dai Le, M.D.
Tuan Le is a primary care provider, practicing in Family Medicine in Pomona, California. He has been practicing medicine for over 35 years. Dr. Le is rated as an Advanced 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 Vitamin B12 Deficiency, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Familial Hypertension. Dr. Le is board certified in American Board Of Family Medicine.
Chaparral Medical Group, Inc.
Ewa Konca is an Internal Medicine specialist and an Endocrinologist practicing medicine in Pomona, California. She has been practicing medicine for over 33 years. Dr. Konca is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 59 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity in Children, Obesity, and Hypothyroidism. Dr. Konca is board certified in American Board Of Internal Medicine.
Chaparral Medical Group Inc.
Ashok Sharma is a primary care provider, practicing in Internal Medicine in Claremont, California. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Obesity, Attenuated Familial Adenomatous Polyposis, and Juvenile Polyposis Syndrome.
Vera Dermatology Inc.
Stanley Kim is a Hematologist practicing medicine in Claremont, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Activated PI3K Delta Syndrome (APDS), Anemia, Dehydration, and Deep Vein Thrombosis.
Last Updated: 04/28/2026