Overview
Dr. Onwueme graduated with Distinction from Yale University with dual BSc/MSc degrees in chemistry and received MD and PhD degrees from Weill Cornell Medical College. He completed his Internal Medicine residency at Brigham and Women’s Hospital (Clinical Fellow Harvard Medical School) and his Gastroenterology fellowship at Johns Hopkins University School of Medicine. He is currently the Director of clinical trials at Woodholme Gastroenterology and has an ardent interest in the role of microbial metabolites in gut diseases. Dr. Onwueme prizes commitment to quality and compassionate patient care to which he devotes his practice. He has expert knowledge in gut microbiology and a special interest in diarrheal diseases, disordered gut motility, autoimmune and inflammatory bowel disease.
Dr. Onwueme is rated as an Advanced provider by MediFind in the treatment of Hiatal Hernia. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Diarrhea, Endoscopy, and Gastrectomy.
His clinical research consists of co-authoring 2 peer reviewed articles and participating in 5 clinical trials. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1838 Greene Tree Road, Suite 400, Suite 400, Baltimore, MD 21208
Additional Areas of Focus
Dr. Onwueme has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
4 Clinical Trials
Johns Hopkins Endoscopy & Surgery Center - Columbia
Marcia (Mimi) Canto, M.D., M.H.S. is a Professor of Medicine at The Johns Hopkins University School of Medicine. She is also the Director of Endoscopy at the Johns Hopkins Hospital. Dr. Canto received her Bachelor of Science degree from the University of the Philippines in Manila in 1981 (summa cum laude). She received her Doctor of Medicine degree in 1985 from the University of the Philippines and completed her training in Internal Medicine from State University of New York Sciences Center in Brooklyn, Brooklyn, New York. Dr. Canto completed a postdoctoral fellowship in Gastroenterology-Hepatology at The Johns Hopkins University School of Medicine and received a Master of Health Science in Clinical Epidemiology from The Johns Hopkins University School of Hygiene and Public Health in 1993. Dr. Canto came back to Johns Hopkins after spending three years at Case Western Reserve University in Cleveland, Ohio for advanced endoscopic training. Her primary clinical interests include endoscopy, particularly the use of endoscopic ultrasound (EUS) in detecting early pancreatic cancer and its precursors. She has recently shown that endoscopic ultrasound can be used to detect asymptomatic precancerous lesions in patients with a family history of pancreatic cancer. Dr. Canto is rated as an Elite provider by MediFind in the treatment of Hiatal Hernia. Her top areas of expertise are Barrett Esophagus, Familial Pancreatic Cancer, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.
Vedapurisan Viswanathan is a Gastroenterologist in Bel Air, Maryland. Dr. Viswanathan is rated as a Distinguished provider by MediFind in the treatment of Hiatal Hernia. His top areas of expertise are Hiatal Hernia, Congenital Diaphragmatic Hernia, Diverticular Disease, Endoscopy, and Colonoscopy.
Harford Gastroenterology Associates PA
Eiad Nasser is a Gastroenterologist in Abingdon, Maryland. Dr. Nasser is rated as a Distinguished provider by MediFind in the treatment of Hiatal Hernia. His top areas of expertise are Heartburn, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Colonoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Acute PancreatitisDr. Onwueme isAdvanced. Learn about Acute Pancreatitis.
- Alcoholic CirrhosisDr. Onwueme isAdvanced. Learn about Alcoholic Cirrhosis.
- AnemiaDr. Onwueme isAdvanced. Learn about Anemia.
- Angiodysplasia of the ColonDr. Onwueme isAdvanced. Learn about Angiodysplasia of the Colon.
- Bacterial GastroenteritisDr. Onwueme isAdvanced. Learn about Bacterial Gastroenteritis.
- Bowel IncontinenceDr. Onwueme isAdvanced. Learn about Bowel Incontinence.
- Experienced
- AchalasiaDr. Onwueme isExperienced. Learn about Achalasia.
- Anal FissureDr. Onwueme isExperienced. Learn about Anal Fissure.
- Arteriovenous MalformationDr. Onwueme isExperienced. Learn about Arteriovenous Malformation.
- AscitesDr. Onwueme isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous PolyposisDr. Onwueme isExperienced. Learn about Attenuated Familial Adenomatous Polyposis.
- Banti's SyndromeDr. Onwueme isExperienced. Learn about Banti's Syndrome.