Consult a board-certified online gastroenterologist or hepatologist for expert review of digestive and liver concerns, including abnormal liver tests, fatty liver disease, hepatitis, and cirrhosis. OurExpertDoc connects patients worldwide with U.S.-based specialists who review relevant records and test results, provide a live video consultation, and deliver a written specialist opinion
Gastroenterology/Hepatology
Bilal Hameed
University of California, San Francisco
Gastroenterology/Hepatology
Hepatology/Liver Transplant
Christian Jackson
VA Loma Linda Healthcare SystemGastroenterologyCalifornia
Hamza Khalid
Gastrointestinal Specialists, Richmond, VAGastroenterologyGastroenterology, HepatologyA gastroenterologist and a hepatologist have overlapping but distinct areas of expertise.
A gastroenterologist is trained in diseases involving the digestive system, including the esophagus, stomach, small intestine, colon and rectum, pancreas, gallbladder, bile ducts, and liver. Common gastroenterology problems include GERD, peptic ulcer disease, irritable bowel syndrome, inflammatory bowel disease, celiac disease, pancreatitis, and other digestive disorders. Learn more: American College of Gastroenterology - What Is a Gastroenterologist?
A hepatologist has a more concentrated focus on liver disease. Patients with complex liver conditions, cirrhosis, chronic hepatitis, significant liver-test abnormalities, metabolic liver disease, or questions related to liver transplantation may particularly benefit from a hepatology specialist.
You do not always need to determine the distinction yourself before seeking an opinion. The important issue is choosing a physician whose training and experience are appropriate for your diagnosis or clinical question.
An online gastroenterologist consultation can be useful when you have persistent digestive symptoms, an established gastrointestinal diagnosis, conflicting medical opinions, abnormal test findings, or questions about an existing management plan.
Gastroenterology encompasses disorders throughout the gastrointestinal tract as well as the pancreas, gallbladder, bile ducts, and liver.
Persistent heartburn, regurgitation, swallowing difficulties, upper abdominal discomfort, nausea, or other upper gastrointestinal symptoms may have several possible causes.
A gastroenterologist can review previous evaluations, endoscopy findings, biopsy reports, imaging, laboratory results, and treatment history to provide a specialist perspective on conditions such as:
A virtual consultation cannot perform an endoscopy, but an existing endoscopy report and pathology results can be reviewed as part of a second opinion.
Abdominal pain, bloating, constipation, diarrhea, or changes in bowel habits may occur with irritable bowel syndrome and many other gastrointestinal conditions.
An online GI specialist can review the pattern and duration of symptoms, previous investigations, laboratory results, colonoscopy findings, dietary history, and diagnoses already considered.
The purpose is not to assume that persistent symptoms are IBS, but to examine whether the available medical information supports that diagnosis or whether additional evaluation should be discussed with your treating physician.
Inflammatory bowel disease can require complex long-term decision-making.
Patients with Crohn's disease or ulcerative colitis may seek a gastroenterology second opinion when:
Relevant records may include colonoscopy reports, biopsy results, imaging, inflammatory markers, medication history, and previous gastroenterology notes.
An online hepatologist consultation provides access to a physician whose expertise is focused on disorders of the liver.
A liver specialist may be particularly helpful when laboratory abnormalities, imaging findings, or an established liver diagnosis require more specialized interpretation.
Elevated AST, ALT, alkaline phosphatase, bilirubin, or other abnormal liver-related results do not by themselves identify a single diagnosis.
Interpretation depends on the pattern and degree of abnormality, changes over time, medical history, medications, metabolic risk factors, alcohol exposure, imaging, and other laboratory findings.
During a liver specialist online consultation, the hepatologist can review these results in context and provide an expert opinion about the issues that may need further evaluation.
Where available, submit both recent and previous laboratory results so that changes over time can be assessed.
Metabolic dysfunction-associated steatotic liver disease (MASLD), previously commonly described as nonalcoholic fatty liver disease or NAFLD, involves excess fat accumulation in the liver in association with metabolic risk factors. Clinical reference: American College of Gastroenterology - MASLD
Patients may seek a hepatology second opinion regarding:
Assessment of liver disease severity may require a combination of laboratory testing, imaging, noninvasive fibrosis assessment, and occasionally biopsy. Patient resource: American College of Gastroenterology - Fatty Liver Disease
A hepatologist may review established or suspected chronic liver disease associated with:
The specialist can review previous testing and clarify the medical questions that should be addressed with your local treating team.
Cirrhosis is a condition of liver damage when healthy liver tissue is gradually replaced with scar tissue. This scarring makes it harder for the liver to function properly, leading to serious health issues over time. Cirrhosis
A hepatology second opinion may be valuable when you have questions about:
A liver lesion discovered on ultrasound, CT, or MRI may require specialist interpretation, particularly in patients with chronic liver disease or cirrhosis.
An online hepatologist can review available imaging reports, laboratory results, previous specialist notes, and existing diagnoses to provide another medical perspective.
Patients may also seek a specialist second opinion regarding:
Dr. Hameed's documented expertise includes liver disease before and after transplantation, and UCSF lists him as board certified in transplant hepatology as well as gastroenterology.
An online second opinion does not replace formal evaluation by a transplant center when transplantation is being considered.
Review each physician's credentials, subspecialty expertise, institutional affiliation, and clinical background.
For a complex liver diagnosis, consider a hepatologist or transplant hepatologist. For broader gastrointestinal concerns, a gastroenterologist may be more appropriate.
Provide a concise description of:
Clearly stating why you are seeking another opinion helps keep the consultation focused.
Depending on your condition, useful documents may include:
Do not delay requesting an opinion simply because every previous record is unavailable. Submit the most relevant information you have.
During the video consultation, the specialist can review your history, discuss findings in your records, clarify symptoms, and answer questions about your diagnosis or previous recommendations.
Following review of your case and video discussion, you receive a written specialist opinion outlining relevant clinical considerations and recommended next steps.
OurExpertDoc provides specialist consultation and second-opinion services only. Medication prescriptions are not provided through this service.
Many gastroenterology and hepatology decisions depend on previous diagnostic testing.
A second opinion can be particularly useful when you already have significant medical records but need another specialist to help interpret them together.
Examples include:
The online specialist does not perform endoscopy, colonoscopy, biopsy, ERCP, or other procedures remotely. The purpose of the consultation is to review existing information, discuss its significance, and provide an expert medical opinion.
Digestive and liver conditions can involve several investigations and multiple possible approaches. A second opinion can help when important questions remain after the initial evaluation.
Consider seeking an online second opinion if:
A second opinion is intended to provide additional specialist perspective, not automatically replace the advice of the physicians already caring for you.
Yes. Through OurExpertDoc, patients can consult a U.S.-based gastroenterology specialist online for a specialist review or second opinion. Relevant records are reviewed, followed by a live video consultation and written specialist opinion.
Yes. An online hepatologist can review laboratory results, imaging, previous diagnoses, liver-related medical records, and existing management recommendations for conditions such as fatty liver disease, hepatitis, cirrhosis, and other complex liver concerns.
Yes. Gastroenterology includes diseases of the gastrointestinal tract as well as the liver, gallbladder, bile ducts, and pancreas. Hepatology represents a more specialized focus on liver disease.
A gastroenterologist manages a broad range of digestive-system disorders. A hepatologist concentrates more specifically on liver disease and may have additional expertise in complex or advanced liver conditions. Some physicians have expertise spanning gastroenterology and transplant hepatology.
Yes. Existing reports, biopsy findings, pathology, images where available, and previous recommendations can be reviewed as part of a specialist second opinion. However, the online specialist does not perform the procedure remotely.
Yes. Abnormal liver enzymes can be reviewed along with previous results, medical history, medications, imaging, and other laboratory findings. A single abnormal value does not establish the cause, so interpretation should consider the broader clinical context.
Yes. Patients may request a hepatology second opinion regarding MASLD/fatty liver disease, fibrosis, cirrhosis, abnormal imaging, liver-test results, or recommendations made by another clinician.
No. OurExpertDoc provides specialist consultations and second medical opinions. Medication prescriptions are not issued through this service. You can discuss the written specialist opinion with your treating physician.
Yes. OurExpertDoc provides online specialist consultation and second-opinion services to patients worldwide.
The OurExpertDoc consultation fee is $350. The service includes specialist case review, a live video consultation, and a written specialist opinion.
Get an experienced specialist's perspective on a digestive disorder, abnormal liver test, chronic gastrointestinal condition, fatty liver disease, cirrhosis, complex liver diagnosis, or another GI or hepatology concern.
OurExpertDoc gives patients worldwide access to U.S.-based specialists who can review relevant medical records, discuss the case during a live video consultation, and provide a written specialist opinion for $350.
The service is focused on expert consultation and second opinions, giving you additional clinical insight to discuss with the physicians responsible for your ongoing care.
Medically reviewed by: Kamran Mahmood, MD, MPH
Professor of Medicine, Duke University Medical Center
Last medically reviewed: August 2, 2026
