MediFind found 697 doctor with experience in Type 2 Diabetes (T2D) near Columbia, MD. Of these, 554 are Experienced, 123 are Advanced, 17 are Distinguished and 1 are Elite.
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 Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Type 1 Diabetes (T1D), Hypothyroidism, Type 2 Diabetes (T2D), and Vitamin D Deficiency.
Maryland Endocrine PA
Heidi Karon is an Endocrinologist in Columbia, Maryland. Dr. Karon is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Hypothyroidism, Thyroid Storm, Hyperthyroidism, and Type 1 Diabetes (T1D).
Columbia Medical Practice Internal Medicine
Saba Sheikh is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Sheikh is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Type 2 Diabetes (T2D), Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Maryland Endocrine PA
Elizabeth Jenkins is an Endocrinologist in Columbia, Maryland. Dr. Jenkins is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Hirsutism in Women, Type 2 Diabetes (T2D), Hypothyroidism, and Hyperthyroidism.
Abeda Ali Khan MD PA
Abeda Ali is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Type B Insulin Resistance Syndrome, Abdominal Obesity Metabolic Syndrome, Cytochrome C Oxidase Deficiency, and Mitochondrial Complex V Deficiency.
Medical Arts Building - Columbia
Norman Dy is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Dy is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Phacomatosis Pigmentovascularis, Hypothalamic Hamartomas, Phacomatosis Pigmentokeratotica, and Von Hippel-Lindau (VHL) Syndrome.
Doctors Office
Harry Oken is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Oken is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Down Syndrome, Tennis Elbow, Sitosterolemia, and Diarrhea.
Gebreye Rufael is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Rufael is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Graves Disease, Hashimoto Thyroiditis, Hypertensive Heart Disease, and Thyroid Storm.
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 Type 2 Diabetes (T2D). His top areas of expertise are High Cholesterol, Subacute Combined Degeneration, Familial Combined Hyperlipidemia, and Xanthoma.
Maryland Primary Care Physicians, LLC
Steven Diener is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Diener is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.
Columbia Medical Practice
Peter Cheng is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Cheng is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Mediastinal Tumor.
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 Type 2 Diabetes (T2D). His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.
Columbia Medical Practice Internal Medicine
William Saway is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Saway is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Cirrhosis, Xanthoma, Familial Combined Hyperlipidemia, and Hypertensive Heart Disease.
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 Type 2 Diabetes (T2D). Her top areas of expertise are Grass Allergy, Food Allergy, Type 2 Diabetes (T2D), and Vitamin B12 Deficiency.
Johns Hopkins Community Physicians - Howard County, Columbia North
Alice Lee, M.D., practices pediatrics and internal medicine at Johns Hopkins Community Physicians Columbia North. Dr. Lee earned her medical degree from Georgetown University School of Medicine in Washington, D.C., and completed her residency training in both medicine and pediatrics at University of Maryland Medical Center in Baltimore. She also speaks Korean. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Cerebral Hypoxia, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.
Centennial Medical Group
Dr. Rajiv Dua, an Ellicott City native, is a Family Physician and sees patients age 3 and up. He completed his Family Medicine residency from Wayne State University/Detroit Medical Center before returning back to his hometown. He joined Centennial Medical Group in September of 2004. His current interests include the treatment of obesity and its related disorders, metabolic syndrome, hypertension, hyperlipidemia, diabetes, exercise and nutrition. He has been recognized by the National Committee for Quality Assurance (NCQA) for excellence in diabetes care for the period 2009-2012. He is a member of the American Society of Bariatric Physicians. He is the director of the CMG medical weight loss program. Dr. Dua is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Middle East Respiratory Syndrome (MERS), Antiphospholipid Syndrome, Cirrhosis, and Familial Combined Hyperlipidemia.
Shakunmala Gupta
Shakunmala Gupta is a primary care provider, practicing in Hospital Medicine in Columbia, Maryland. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Dementia, Movement Disorders, Parkinson's Disease, and Anemia.
Harrys Primary Care LLC
Harry Li is a primary care provider, practicing in Neurologist in Columbia, Maryland. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Tenesmus.
Johns Hopkins Community Physicians - Family And Internal Medicine, Howard County
Dr. Edith Vargo is an instructor of medicine at the Johns Hopkins University School of Medicine. Her area of clinical expertise is primary care. She earned her M.D. from Case Western Reserve University and completed her residency at University Hospitals of Cleveland. Dr. Vargo is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Maturity Onset Diabetes of the Young.
Johns Hopkins Community Physicians - Family And Internal Medicine, Howard County
Deepak Shah, M.D., practices family medicine at Johns Hopkins Community Physicians Howard County. He received his medical degree from Northeastern Ohio Universities College of Medicine, and also completed his residency in family medicine at Summa Health System. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Sitosterolemia, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.
Last Updated: 01/09/2026

















