The 20 Best Vitamin B12 Deficiency Doctors Near Me in Columbia, MD
Find the Top Vitamin B12 Deficiency Experts and Specialists
Maryland Oncology Hematology
As an active participant in the medical community, Mohit Narang, M.D. has served as a primary investigator and research assistant on many trials. During Dr. Narang’s fellowship, he was honored with the invitation to attend the Masterclass in Clinical Oncology at Montecatini, Italy by the European School of Oncology. He holds professional memberships with the American Society of Clinical Oncology, American Society of Hematology, as well as the European Society of Medical Oncology. Learn more at marylandoncology.com. Dr. Narang is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Multiple Myeloma, Agranulocytosis, Paget Disease of the Breast, Thrombocytopenia, and Bone Marrow Transplant. Dr. Narang is board certified in American Board Of Internal Medicine.
Chesapeake Oncology Hematology Assoc
Gayatri Nimmagadda is a Hematologist and a Hematologist Oncology provider practicing medicine in Columbia, Maryland. Dr. Nimmagadda is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Iron Deficiency Anemia, and Pleuropulmonary Blastoma. Dr. Nimmagadda is board certified in American Board Of Internal Medicine.
Maryland Oncology Hematology
Learn more at marylandoncology.com. Dr. Sastry is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 52 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Iron Deficiency Anemia, and Childhood Iron Deficiency Anemia. Dr. Sastry is board certified in American Board Of Internal Medicine.
Maryland Oncology Hematology
Andrew Mener, M.D. has experience treating a wide range of adult hematologic and oncologic disorders, with a particular interest in treating breast, lung, gastrointestinal and hematologic malignancies. He takes great pride in delivering personalized, compassionate care and strives to effectively explain complex treatment options to his patients. He strongly believes in the importance of treating each and every patient as an individual. Learn more at marylandoncology.com. Dr. Mener is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 48 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Iron Deficiency Anemia, and Severe Congenital Neutropenia. Dr. Mener is board certified in American Board Of Internal Medicine.
Maryland Oncology Hematology
Edward Lee, M.D. was named one of Baltimore’s “Top Doc’s” by Baltimore Magazine in 2000 and 2002. After receiving additional training in Hematology and Medical Oncology at the University of Maryland in 1984, he remained on faculty until 1997. During his academic career, Dr. Lee was chairman of the training program for five years, started the Bone Marrow Transplant Program at the University of Maryland in 1993, and wrote 50 original articles on leukemia, lymphoma and related diseases. In 1997, Dr. Lee entered private practice as Chief of Hematology and Medical Oncology at Sinai Hospital. Practicing in Columbia since 2001, Dr. Lee treats patients with all forms of cancer, maintaining a particular interest in breast cancer, leukemia, and lymphomas. Learn more at marylandoncology.com. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Polycythemia Vera, Paget Disease of the Breast, Breast Cancer, and Primary Lymphoma of the Brain. Dr. Lee is board certified in American Board Of Internal Medicine.
Mid Atlantic Nephrology Associates
Jia Liu is a Nephrologist practicing medicine in Columbia, Maryland. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 23 other conditions, according to our data. Her clinical expertise encompasses Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and Chronic Kidney Disease. Dr. Liu is board certified in American Board Of Internal Medicine.
Capital Digestive Care LLC
Priti Bijpuria is a Gastroenterologist practicing medicine in Columbia, Maryland. Dr. Bijpuria is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Gastric Dysmotility, Bacterial Gastroenteritis, Indigestion, Gastroesophageal Reflux Disease (GERD), and Gastrectomy. Dr. Bijpuria is board certified in American Board Of Internal Medicine.
The Johns Hopkins Hospital
Najeff Waseem is a Hematologist and a Hematologist Oncology provider practicing medicine in Columbia, Maryland. He has been practicing medicine for over 10 years. Dr. Waseem is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Chronic Familial Neutropenia, Agranulocytosis, and Triple-Negative Breast Cancer. Dr. Waseem is board certified in American Board Of Internal Medicine.
Office
Geetika Gupta is an Endocrinologist practicing medicine in Columbia, Maryland. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Hypothyroidism, Vitamin D Deficiency, Type 2 Diabetes (T2D), and Obesity in Children.
Hawthorne Office Park
Sushma Jani is a Psychiatrist and a Child and Adolescent Psychiatrist practicing medicine in Columbia, Maryland. Dr. Jani is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Bipolar Disorder (BPD), Seasonal Affective Disorder (SAD), Major Depression, and Generalized Anxiety Disorder (GAD). Dr. Jani is board certified in American Board Of Pediatrics and American Board Of Psychiatry And Neurology.
Maryland Endocrine PA
Nicholas Argento, M.D. attended Georgetown University and graduated Magna Cum Laude with a BS in Biology, then the University of Maryland School of Medicine and graduated Cum Laude. He completed his residency in Internal Medicine and fellowship in Diabetes, Endocrine and Metabolism at the University of Maryland Medical System. He joined Maryland Endocrine full time in 1991. He has been the Medical Advisor to the diabetes program at Johns Hopkins Howard County Medical Center since 1995, and gives talks regularly to medical and patient audiences on diabetes. He has a strong interest in type 1 diabetes (T1D), and has extensive experience in utilizing insulin pumps and continuous glucose monitoring (CGM) to help patients safely achieve better blood glucose control. He has 4 publications in medical journals on different aspects of CGM use, and was co-author or contributor to multiple chapters in the 2013 American Diabetes Association book, Putting Your Patient On The Pump, 2nd edition. He has presented clinical research multiple times at the American Diabetes Association Scientific Sessions and other medical meetings, and has spoken to local, national, and international audiences on insulin pumps and the clinical application of CGM technology. He is very active on and lends medical support to and has written numerous articles for the T1DExchange website myglu.org, a website dedicated to outreach, research and engagement of and for the T1D community. For more information, visit marylandendocrine.com. Dr. Argento is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Type 1 Diabetes (T1D), Hypothyroidism, Type 2 Diabetes (T2D), and Vitamin D Deficiency. Dr. Argento is board certified in American Board Of Internal Medicine.
Office
Suzan Abdo is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Abdo is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 26 other conditions, according to our data. Her clinical expertise encompasses Familial Hypercholesterolemia, Homozygous Familial Hypercholesterolemia (HoFH), Hyperlipoproteinemia Type 4, and Defective Apolipoprotein B-100.
Maryland Primary Care Physicians, LLC
Bruce Conger is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Conger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses High Cholesterol, Subacute Combined Degeneration, Familial Combined Hyperlipidemia, and Xanthoma.
Njideka Udochi
Njideka Udochi is a primary care provider, practicing in Family Medicine in Columbia, Maryland. Dr. Udochi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Grass Allergy, Food Allergy, Type 2 Diabetes (T2D), and Vitamin B12 Deficiency. Dr. Udochi is board certified in American Board Of Family Medicine.
Centennial Medical Group
Joseph Gibbons is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Gibbons 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 Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.
Padder Health Services
Kendra Kay is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Kay is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Obesity, Obesity in Children, and Sitosterolemia.
Ascension Saint Agnes Primary Care Ellicott City
Kathleen York is a primary care provider, practicing in Family Medicine in Ellicott City, Maryland. Dr. York is rated as an Advanced 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 Vitamin B12 Deficiency, High Cholesterol, Vitamin D Deficiency, and Glucocorticoid-Remediable Aldosteronism.
Gastro Health
Allen Banegura is a Gastroenterologist practicing medicine in Catonsville, Maryland. Dr. Banegura is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Esophagitis, Gastrectomy, and Colonoscopy. Dr. Banegura is board certified in American Board Of Internal Medicine.
Personal Physician Care LLC
Andrew Lazris is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Lazris 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 Urinary Tract Infection in Children, Familial Hypertension, Dementia, and Muscle Atrophy.
Medical Maryland Star Choice
Kinan Knaish is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Knaish is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Muscle Atrophy, Dementia, Bone Graft, and Vertebroplasty.
Last Updated: 04/28/2026












