MediFind found 600 doctor with experience in Vitamin B12 Deficiency near Roslyn, NY. Of these, 489 are Experienced, 107 are Advanced and 4 are Distinguished.
Advanced Internal Medicine P.C.
Shahram Shamekh is a primary care provider, practicing in Family Medicine in Great Neck, New York. Dr. Shamekh is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Glossitis, Pernicious Anemia, and Subacute Combined Degeneration.
Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center
Nouneh Gostanian is an Oncologist in Lake Success, New York. Dr. Gostanian is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Inflammatory Breast Cancer, and Angiosarcoma.
Louis Auguste is a General Surgeon in Manhasset, New York. Dr. Auguste is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Angiosarcoma, Inflammatory Breast Cancer, Breast Cancer, Paget Disease of the Breast, and Lymphadenectomy.
Janette Marcelo is a primary care provider, practicing in Internal Medicine in Manhasset, New York. Dr. Marcelo is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Xanthoma, Familial Combined Hyperlipidemia, Cirrhosis, and High Cholesterol.
Northwell Health Physician Partners Family Practice Of Port Washington
Holly Bienenstock is a primary care provider, practicing in Family Medicine in Port Washington, New York. Dr. Bienenstock is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Folate Deficiency, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Subacute Combined Degeneration.
Kenneth Hershon is an Endocrinologist in New Hyde Park, New York. Dr. Hershon is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Obesity in Children, and Vitamin D Deficiency.
Issac Sachmechi is an Endocrinologist in New Hyde Park, New York. Dr. Sachmechi 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), Maturity Onset Diabetes of the Young, Hypothyroidism, and Obesity in Children.
Absnec Anesthesiology PC
Robert Rahmani is a Cardiologist in Manhasset,, New York. Dr. Rahmani is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are May Thurner Syndrome, SVC Obstruction, Familial Neurocardiogenic Syncope, Pacemaker Implantation, and Gastrostomy.
Francisco Garcia is a Hematologist and an Oncologist in New Hyde Park, New York. Dr. Garcia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Alpha Thalassemia X-Linked Intellectual Disability Syndrome, Alpha Thalassemia, Thalassemia, and Monoclonal Gammopathy of Undetermined Significance (MGUS).
Brij Sharma is a Pulmonary Medicine provider in Roslyn Heights, New York. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Chronic Cough, Vitamin D Deficiency, Vertigo, and Endoscopy.
Optum Cardiology-Lake Success-Dakota Dr
Steven Goldberg is a Cardiologist in New Hyde Park,, New York. Dr. Goldberg is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are High Cholesterol, Atherosclerosis, Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Long Island Cardiovascular Imaging Consultants PC
Henry Gomez is a Cardiologist in New Hyde Park,, New York. Dr. Gomez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sitosterolemia, High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Long Island Cardiovascular Imaging Consultants PC
Ronald D'agostino is a Cardiologist in New Hyde Park, New York. Dr. D'agostino is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Ectopic Heartbeat.
Gregory Ackert is a Gastroenterologist in New Hyde Park, New York. Dr. Ackert is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hemorrhoids, Cirrhosis, Barrett Esophagus, and Esophageal Varices.
Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center
Veena John is an Oncologist in Lake Success, New York. Dr. John is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Ovarian Cancer, Endometrial Cancer, Testicular Yolk Sac Tumor, Malignant Mixed Mullerian Tumor, and Salpingo-Oophorectomy.
Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center
Xinhua Zhu is an Oncologist in Lake Success, New York. Dr. Zhu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, Prostate Cancer, and WT1-Related Wilms Tumor Syndromes.
Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center
Eileen Milano is a Hematologist and an Oncologist in Lake Success, New York. Dr. Milano is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Angiosarcoma, Anemia, Breast Cancer, and Paget Disease of the Breast.
Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center
Maria Nieto is an Oncologist in Lake Success, New York. Dr. Nieto is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are ALK-Positive Non-Small Cell Lung Cancer, Lung Adenocarcinoma, Squamous Cell Lung Carcinoma, Bone Marrow Aspiration, and Tissue Biopsy.
Northwell Health Physician Partners Internal Medicine At New Hyde Park
Marius Pessah is a Nephrologist in New Hyde Park, New York. Dr. Pessah is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency, Carbuncle, Boils, and Folliculitis.
Leonard Treihaft is a primary care provider, practicing in Internal Medicine in New Hyde Park, New York. Dr. Treihaft is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol.
Last Updated: 01/09/2026













