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Maaza Abdi, MD
Expertise: Gender Affirming Care, Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Elham Afghani, MD MPH
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Marshall Bedine, MD
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Victor Chen, MD PhD
Expertise: Gastroenterology, Addiction Medicine, Transplant Hepatology, Hepatology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Doan Dao, MD
- Director, Center of Excellence for Liver Disease in Viet Nam, Johns Hopkins University School of Medicine
Expertise: Gastroenterology
Primary Location: Johns Hopkins Outpatient Center, Baltimore, MD
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Michael G. Goggins, MD
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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James Hamilton, MD
- Director of Hepatology
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Mouen Khashab, MD
- Director of Therapeutic Endoscopy
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Mark Lazarev, MD
Expertise: Gender Affirming Care, Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Joanna Miller Peloquin Melia, MD
Expertise: Gender Affirming Care, Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Stephen J. Meltzer, MD
Expertise: Gastroenterology
Primary Location: The Johns Hopkins Hospital, Baltimore, MD
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Vikesh Singh, MD MSC
- Director of Pancreatology
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
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Hazel Marie Galon Veloso, MD
Expertise: Gastroenterology
Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD
Our expert clinicians at The Johns Hopkins Division of Gastroenterology and Hepatology at Green Spring Station 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
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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 Green Spring Station
- General gastroenterology (heartburn, diarrhea, constipation, blood in the stool, screening colonoscopy)
- Hepatology, including pre-liver transplant evaluation
- Inflammatory bowel disease (Crohn’s disease and Ulcerative colitis)
- Pancreatitis Center
- Motility (gastroparesis, achalasia, chronic constipation)
- Acupuncture and Chinese Medicine
- Infusion Center
- Colon cancer screening
- High Resolution Anoscopy
Procedures at Green Spring Station
Learn about these procedures in our Health section.
- 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)
- High resolution anoscopy
- 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 Providers
Nicole deBettencourt, DNP, CRNP
Certified Registered Nurse Practitioner
Jae O. Lee, MSN, CRNP
Kate Lee-Young, DNP, MSN, CRNP
Ashley M. Salamone, MSN, CRNP
Blake Reddick, DNP, CRNP
General Gastroenterology Nurse Practitioner
