MediFind found 21 doctor with experience in Vitamin B12 Deficiency near Danville, PA. Of these, 19 are Experienced and 2 are Advanced.
Geisinger Danville - General Internal Medicine
Conor Mulcahy, DO, is an internal medicine physician. He cares for adults with a range of chronic and acute conditions. “I enjoy being a ‘Jack of all trades’ but have a particular interest in optimizing lifestyle to help patients live healthier lives,” he says.|Dr. Mulcahy earned his medical degree from Lake Erie College of Osteopathic Medicine in Erie. After medical school, he completed a residency at Geisinger Medical Center, where he was resident of the year.|“I love the longitudinal relationships I get to have with patients,” he notes. “I also have a passion for teaching.”|In his spare time, Dr. Mulcahy enjoys ultimate Frisbee and hiking. Dr. Mulcahy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Obesity, High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.
GMC General Internal Medicine
Greg Burke, MD, is an internal medicine physician. He helps adults manage multiple complex conditions. And he provides preventive care. Dr. Burke has a special interest in the comprehensive care of older adults.|He attended Jefferson Medical College. He followed that with an internship at Thomas Jefferson University Hospital in Philadelphia.|Dr. Burke was inspired to become a provider “to have the opportunity to help others in the relief of suffering.”|He adds, “I enjoy developing long-term relationships with my patients and sharing the work with wonderful colleagues.”|A native of northeastern Pennsylvania, Dr. Burke is the proud father of 4 daughters. Dr. Burke is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Decorticate Posture, Decerebrate Posture, Hypertension, and Familial Hypertension.
Geisinger Clinic
Matthew Haley is a primary care provider, practicing in Family Medicine in Danville, Pennsylvania. Dr. Haley is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Maturity Onset Diabetes of the Young, Lung Metastases, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.
Geisinger Clinic
Lisa Robertson is a primary care provider, practicing in Family Medicine and Internal Medicine in Danville, Pennsylvania. Dr. Robertson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.
Geisinger Clinic
Judith Heller is a Nurse Practitioner in Danville, Pennsylvania. Ms. Heller is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin D Deficiency, Vitamin B12 Deficiency, Non-Alcoholic Fatty Liver Disease, and Nonalcoholic Steatohepatitis (NASH).
Geisinger Clinic
Gregory Sayegh is a Holistic Medicine provider in Danville, Pennsylvania. Mr. Sayegh 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 Pelvic Floor Dysfunction and Vitamin B12 Deficiency.
Family Practice Center PC
Douglas Buffington is a primary care provider, practicing in Family Medicine in Elysburg, Pennsylvania. Dr. Buffington is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Ventricular Tachycardia, High Cholesterol, Barrett Esophagus, and Type 2 Diabetes (T2D).
Geisinger Milton - Community Medicine
Dr. Chow is a board-certified physician specializing in internal medicine. Her clinical interests include preventive care and chronic disease management. Dr. Chow earned her medical degree from Second Military Medical University in China. She then moved to the United States and completed her residency at Christ Hospital and Medical Center. She is certified by the American Board of Internal Medicine. Dr. Chow is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Lung Metastases, Childhood Iron Deficiency Anemia, WT1-Related Wilms Tumor Syndromes, and Clear Cell Sarcoma.
Geisinger Lewisburg - Hematology And Oncology
Dr. O’Brien is a board-certified and fellowship-trained cancer physician. His clinical interests include lung cancer, lymphoma, general hematology, and gastrointestinal malignancies, especially colon cancer. Dr. O'Brien attended Georgetown University, where he received his medical degree, and completed his residency at Hahnemann University Hospital. He completed a fellowship in medical oncology at Milton S. Hershey Medical Center. Dr. O'Brien is certified by the American Board of Internal Medicine in internal medicine and medical oncology. Dr. O'brien is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Thrombocytopenia, and Chronic Lymphocytic Leukemia (CLL).
Geisinger Lewisburg - Hematology And Oncology
Dr. Corona is a board-certified and fellowship-trained cancer physician specializing in hematology. She earned her medical degree from the Universidad Iberoamericana School of Medicine, Santo Domingo in the Dominican Republic. She then moved to the United States to complete her residency at Reading Hospital and Medical Center and her fellowship in hematology and oncology at Drexel University. Dr. Corona is certified by the American Board of Internal Medicine in hematology and medical oncology. She speaks English and Spanish. Dr. Corona is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Familial Colorectal Cancer, Lynch Syndrome, Colorectal Cancer, and Appendix Cancer.
Geisinger Bloomsburg - General Internal Medicine
Dr. Meloy is a residency-trained physician specializing in internal medicine. He earned his medical degree at the University of Pittsburgh School of Medicine before completing his residency at Geisinger Medical Center. He has been practicing internal medicine in his outpatient practice in Bloomsburg for more than 15 years. Dr. Meloy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Maturity Onset Diabetes of the Young, Hypothyroidism, Type 2 Diabetes (T2D), and Obesity in Children.
Miller Donmoyer Family Health Center LLC
Wayne Miller is a primary care provider, practicing in Internal Medicine in Shamokin, Pennsylvania. Dr. Miller is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Herpes Simplex Encephalitis, Lower Esophageal Ring, Heart Failure, Colonoscopy, and Endoscopy.
Wardeh Agha Medical Center LLC
Ahmad Wardeh is a primary care provider, practicing in Internal Medicine in Coal Township, Pennsylvania. Dr. Wardeh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Esophagitis, Type 2 Diabetes (T2D), Peripheral Artery Disease, Endoscopy, and Colonoscopy.
Family Practice Center PC
David Kalodner is a primary care provider, practicing in Family Medicine in Sunbury, Pennsylvania. Dr. Kalodner is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are ECHO Virus, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.
Family Practice Center PC
Jessica Pagana-Defazio is a primary care provider, practicing in Family Medicine in Sunbury, Pennsylvania. Dr. Pagana-Defazio is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Thrombocytopenia, Adult Immune Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), and Hemangioma Thrombocytopenia Syndrome.
Sudhir Khanna is a Cardiologist and a Geriatrics provider in Shamokin, Pennsylvania. Dr. Khanna is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Hypertrophic Cardiomyopathy, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Alakananda Chakrabarty is a primary care provider, practicing in Internal Medicine in Coal Township, Pennsylvania. Dr. Chakrabarty is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Polycythemia Vera, Peptic Ulcer, End-Stage Renal Disease (ESRD), and Maturity Onset Diabetes of the Young.
George Rohrer is a primary care provider, practicing in Family Medicine in Milton, Pennsylvania. Dr. Rohrer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Crohn's Disease, Maturity Onset Diabetes of the Young, Vertebral Artery Dissection, and Hypereosinophilic Syndrome.
Eugene Radice is a primary care provider, practicing in Internal Medicine in Bloomsburg, Pennsylvania. Dr. Radice is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Peripheral Artery Disease, Maturity Onset Diabetes of the Young, Bronchitis, and Hypothyroidism.
Family Practice Center PC
Danny Cho is a primary care provider, practicing in Internal Medicine in Lewisburg, Pennsylvania. Dr. Cho is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and Breast Cancer.
Last Updated: 01/09/2026




