10 Signs It’s Time to See a Gastroenterologist
Digestive symptoms can be easy to brush off at first: something you ate, a busy week or just everyday stress. But when those issues start to linger or interfere with how you feel day to day, it may be time to take a closer look. Knowing when to see a specialist isn’t always obvious and many people wait longer than they should to get answers.
In this guide, we will walk through some of the most common signs that it’s time to see a gastroenterologist, so you can feel more confident about when to seek care and take the next step toward better digestive health.
At Gastroenterology of the Rockies, we evaluate a wide range of digestive concerns using evidence-based care. The digestive conditions we diagnose range from chronic acid reflux and Inflammatory Bowel Disease (IBD) to gallbladder disorders and colorectal conditions, including colon cancer. The digestive tract is more than your esophagus, stomach and intestines—it starts in your mouth and also includes the gallbladder, liver and pancreas—ending at the rectum and anal canal.
At Gastroenterology of the Rockies, we also perform advanced diagnostic and therapeutic endoscopy procedures that help our doctors evaluate patients’ GI symptoms. Patients often ask questions about preparation, comfort and timing. Our team supports individuals through each step, including guidance about prepping instructions before a procedure–to after care instructions.
1. What Should I Do About Ongoing Abdominal Pain That Does Not Resolve?
Occasional stomach discomfort can happen to anyone. Pain that continues for weeks, intensifies, or disrupts sleep should never be ignored. Persistent abdominal pain may signal inflammation, ulcers, gallbladder disease, or intestinal conditions that require diagnostic testing.
Pain location also matters. Upper abdominal discomfort may relate to acid-related disorders or liver conditions. Lower abdominal pain could reflect colonic inflammation or functional bowel disorders. A gastroenterologist evaluates these patterns carefully rather than treating symptoms in isolation. Abdominal pain is also widely recognized as a common and impactful symptom in Inflammatory Bowel Disease, affecting a significant number of patients and often influencing quality of life (Coates et al., 2023).
2. Chronic Heartburn or Acid Reflux
Frequent heartburn is not simply an inconvenience. Ongoing reflux can injure the esophagus and raise the risk of complications such as strictures or Barrett’s esophagus. Symptoms that persist despite over-the-counter remedies often indicate Gastroesophageal Reflux Disease, a condition in which stomach contents flow back into the esophagus and cause inflammation and tissue damage (Goosenberg & Vadakekut, 2025).
A GI specialist evaluation helps physicians determine severity, establish a diagnosis and recommend procedural options based on individual findings.
3. Changes in Bowel Habits
Noticeable shifts in bowel patterns deserve attention, especially when they persist. Chronic constipation, ongoing diarrhea, or alternating patterns may reflect irritable bowel syndrome, inflammatory bowel disease, infections or other underlying disorders.
Color and consistency changes in stool can also matter. Our gastroenterologists ask if you have blood in your stool or experience rectal bleeding?
Our doctors suggest a medical evaluation if you’ve noticed rectal bleeding. While hemorrhoids are common, bleeding may also indicate polyps, inflammatory disease, diverticular conditions or colorectal cancer.
Colonoscopy remains one of the most effective diagnostic tools for identifying the source of bleeding and removing precancerous growths during the same procedure. Early evaluation gives you the information you need to make health decisions that are right for you.
4. Unexplained Weight Loss or Appetite Changes
Unexpected weight loss without dietary changes or increased activity might point to an underlying medical issue. Digestive disorders can impair nutrient absorption or suppress appetite due to inflammation or pain.
Loss of appetite that continues for weeks should not be dismissed. Gastroenterologists assess both structural and functional causes so that serious conditions are not overlooked.
5. Persistent Nausea or Vomiting
Occasional nausea can occur with viral illness or stress. Ongoing nausea or repeated vomiting raises concern for gastric emptying disorders, ulcers, gallbladder disease or intestinal obstruction.
Chronic symptoms can lead to dehydration and nutritional deficiencies. Specialist evaluation helps identify causes and guides your doctor in discussing a treatment plan with you.
6. Difficulty Swallowing or Sensation of Food Sticking
Symptoms like trouble swallowing, known as dysphagia, should not be ignored. Some patients have described this condition as food sticking in the chest, painful swallowing or frequent choking episodes.
These symptoms may reflect esophageal narrowing, motility disorders or inflammation. Endoscopic evaluation allows gastroenterologists to assess the esophagus directly and intervene when needed.
7. Chronic Bloating or Excessive Gas
Bloating that persists despite dietary changes may mean digestive enzyme deficiencies, bacterial overgrowth or motility disorders. While occasional bloating is common, daily discomfort that affects quality of life warrants evaluation.
A gastroenterologist looks beyond surface symptoms to determine whether the cause is functional or structural when evaluating each patient.
8. Family History of Digestive Disease or Colon Cancer
Family history plays an important part in digestive health risks. Individuals with relatives who have had colon cancer, polyps or inflammatory bowel disease often require earlier or more frequent screening.
A gastroenterologist assesses personal risk factors and recommends appropriate screening intervals based on current guidelines.
9. Age-Based Screening and Preventive Care
Colorectal cancer screening with colonoscopy is considered the gold standard for colon cancer prevention. Screening colonoscopy can identify and remove polyps before cancer develops.
Adults at average risk should begin colorectal cancer screening at age 45, even if no symptoms are present, with earlier screening considered for those with additional risk factors—according to the U.S. Preventive Services Task Force. Preventive screening can detect precancerous polyps and early-stage cancer when treatment outcomes are significantly better.
Digestive disorders often share overlapping symptoms. To diagnose patients, specialists need thorough training, skills and experience and access to specialized tests that allow them to evaluate the patient. Treating symptoms without identifying the underlying cause can delay care and worsen outcomes.
A gastroenterologist offers the expertise needed to identify the cause of your symptoms and guide you through thorough treatment options.
10. Choosing Gastroenterology of the Rockies
We’re proud to serve patients across Metro Denver, Boulder and surrounding communities with compassionate, patient-focused care. Our board-certified physicians combine clinical experience with modern diagnostic tools to evaluate complex digestive concerns.
We offer a broad range of services, including preventive screening, advanced endoscopy such as endoscopic ultrasound (EUS) or endoscopic retrograde cholangiopancreatography (ERCP), and ongoing digestive health management for chronic conditions.
We also have a team of advanced practice providers (APPs) who are referred to as physician assistants and advanced practice registered nurses (APRNs).
Our seven locations make access to care easy and convenient for people in search of a nearby gastroenterologist and supporting physician assistants that also treat our patients.
Our team is here for you. From the first consultation through follow up care, we focus on clear communication, evaluation and guidance for your overall GI health. Digestive health plays a big part in your wellness. If you have questions about digestive symptoms, screening options or specialty care, we encourage you to contact Gastroenterology of the Rockies to schedule a consultation.
Written by Emily Marshall, PA-C, medically reviewed by Susan Gieske, PA-C with Gastroenterology of the Rockies.