-
Tsion Abdi, M.D., M.P.H.
Expertise: Barrett's Esophagus, Blood in Stool (Hematochezia), Colon Polyps, Colorectal Cancer Screening, Constipation
-
Venkata Sandeep Akshintala, M.B.B.S.
Expertise: Abdominal Pain, Anal Fistula, Anemias, Barrett's Esophagus, Bile Duct Disease
-
Kathy Patricia Bull-Henry, M.D., M.B.A.
Expertise: Celiac Disease, Clostridium Difficile, Diseases of the Small Bowel and Colon, Dysphagia, Eosinophilic Esophagitis
-
Michelle Lillian Ma, M.D.
Expertise: Acute Viral Hepatitis, Alcoholic Liver Disease, Alpha 1 Antitrypsin (AAT) Deficiency, Ascites, Autoimmune Hepatitis
-
Saowanee Ngamruengphong, M.D.
Expertise: Barrett's Esophagus, Bile Duct Disease, Burping Belching, Chest Pain, Cholangiocarcinoma
-
Alyssa Maria Parian, M.D.
Expertise: Crohn's Disease, Gastroenterology, Inflammatory Bowel Disease (IBD), Perianal Fistula, Ulcerative Colitis
-
Huimin Yu, B.M., M.D., Ph.D.
Expertise: Abdominal Pain, Anal Fistula, Anemias, Clinical Gastroenterology, Clostridium Difficile
Our expert clinicians at The Johns Hopkins Division of Gastroenterology and Hepatology at Bayview Medical Center offer a full range of gastroenterology and hepatology services including endoscopy and motility studies.
Request an Appointment
Schedule online through MyChart
Available for follow-up appointments with most providers
Log into MyChart
| Sign up for MyChart
Schedule by phone
New and existing patients can schedule by phone using these numbers:
For care in Maryland: 410-933-7495
For care in DC: 202-660-5555
International patients: +1-410-502-7683 or fill out a form
Centers and Clinics at Bayview Medical Center
- Inflammatory bowel disease (Crohn’s disease and ulcerative colitis)
- Hepatology, including pre-liver transplant evaluation
- Motility (gastroparesis, achalasia, chronic constipation)
- General gastroenterology (heartburn, diarrhea, constipation, blood in the stool)
- Colon cancer screening
Procedures at Johns Hopkins Bayview
- 24-Hour pH impedance test
- Anorectal manometry
- Esophageal manometry
- Capsule endoscopy
- Colonoscopy (screening and treatment)
- Endoscopic ultrasound (EUS) with fine needle aspiration
- Endoscopic retrograde cholangiopancreatography (ERCP)
- Endoscopic mucosal resection (EMR)
- Endoscopic submucosal dissection (ESD)
- Motility studies
- Sigmoidoscopy
- Therapeutic endoscopy (biliary and pancreatic disorders, endoscopic management of large polyps)
- Upper Endoscopy or Esophagogastroduodenoscopy (EGD)
- Wireless esophageal pH test (Bravo test)
Our Team
Advanced Practice Providers
Nicole deBettencourt, D.N.P., C.R.N.P.
Certified Registered Nurse Practitioner
Lauren Lu, D.N.P., C.R.N.P.
Certified Registered Nurse Practitioner
Valerie Owen, M.S.N., C.R.N.P.
Advanced Gastroenterology Nurse Practitioner
Monica Riegert, D.N.P., C.R.N.P.
Advanced Gastroenterology Nurse Practitioner
Blake Reddick, DNP, CRNP
General Gastroenterology Nurse Practitioner