Why Patients Choose
our Gastro Specialist
Stomach pain, burning, bloating, or nausea keep coming back? These ongoing digestive discomfort should be evaluated through a structured medical approach focused on identifying the underlying cause.

Dr. Luis Fernando Sandoval provides specialized evaluation and management of digestive conditions through evidence-based gastroenterology.

Focused Gastroenterology Care

Abdominal discomfort, reflux, or nausea are approached as clinical findings that guide diagnosis and management.

Targeted diagnostic evaluation

Studies are selected based on symptoms and medical history, avoiding unnecessary tests while identifying relevant findings.

Clear medical explanations

You receive understandable information about what is causing your symptoms and the next medical steps.

Digestive care in one setting

Evaluation and management of gastritis, reflux, Irritable bowel syndrome (IBS), H. pylori, and chronic digestive complaints by a gastroenterology specialist.

When symptoms persist

Patients choose our gastroenterology specialist when symptoms don’t resolve, diagnoses are unclear, or prior treatments haven’t provided real answers.

Care for international patients

Structured evaluations and clear communication for expats and medical travelers seeking specialized care in our beautiful Guatemala.
Meet Your Gastroenterologist
Luis Fernando Sandoval, MD
Gastroenterologist & Endoscopic Ultrasound (EUS) Specialist
Luis Fernando Sandoval is a board-certified gastroenterologist in Guatemala who focuses on accurate diagnosis and careful treatment of digestive conditions.

Digestive symptoms can be complex and concerning. Dr. Sandoval’s approach is centered on careful listening, precise diagnostic evaluation, and guiding patients through their options with clarity and respect.

Training & Medical Background
Dr. Sandoval completed his medical and specialty training at the Universidad de San Carlos de Guatemala, with advanced training in Endoscopic Ultrasound at the National Cancer Institute (INCan) in Mexico City. This additional training allows for detailed evaluation of pancreatic, biliary, and digestive tract conditions.
Clinical focus

  • Diagnostic and therapeutic upper endoscopy.

  • Colonoscopy evaluation and prevention.

  • Endoscopic ultrasound (EUS) for pancreatic, biliary, and gastrointestinal conditions.

  • Complex or persistent digestive symptom evaluation.

  • Guided endoscopic tissue sampling when clinically justified.

Professional Memberships

  • Guatemalan Association of Internal Medicine (AMIG)

  • Guatemalan Association of Gastroenterology, Hepatology and Endoscopy (Guategastro)

  • Hepato-Pancreato-Biliary Association of Guatemala (AHPBGT)

 

Schedule a Consultation
Conditions
We Treat
High-level care for complex digestive concerns.

From common digestive disorders to complex cases, we help patients get clear answers and relief. Our medical practice offers specialized gastroenterology care for patients seeking accurate diagnosis and effective treatment.

 

Trust our leading Guatemalan GI specialist for expert diagnosis and advanced treatment of all digestive disorders.

 

Upper Digestive Conditions

 

  • Chronic gastritis

  • Acid reflux (GERD)

  • Persistent heartburn

  • Helicobacter pylori infection

  • Esophagitis

  • Peptic Ulcer Disease

  • Barrett's Esophagus

  • Celiac Disease

  •  

⧁ More

Lower Digestive Conditions

 

  • Irritable bowel syndrome (IBS)

  • Diverticulosis/Diverticulitis

  • Acute or chronic constipation

  • Abdominal bloating and gas

  • Inflammatory bowel disease (Crohn’s, ulcerative colitis)

  • Polyps

  • Hemorrhoids, Anal Fissures, & Fistulas

  • Malabsorption Syndromes

⧁ More

Hepatobiliary

Conditions

 

  • Fatty liver disease

  • Elevated liver enzymes

  • Gallstones and biliary disorders

  • Pancreatic cysts or lesions

  • Pancreatitis

  • Cirrhosis

  • Hepatitis (viral or non-viral)

  • Cholecystitis

⧁ More

Unexplained Complex

Conditions

 

  • Chronic Abdominal Pain

  • Unexplained Weight Loss

  • Persistent Nausea/Vomiting

  • Symptoms Unresolved by Prior Care

  • Digestive Issues with Normal Initial Tests

⧁ More

Functional Gastrointestinal Disorders (FGIDs)

 

  • Altered bowel habits

  • Functional Dyspepsia

  • Functional Bloating and Abdominal Distension

  • Functional Heartburn

⧁ More

Gastrointestinal Motility Disorders

 

  • Achalasia & Spams

  • Gastroparesis

  • Pelvic Floor Dysfunction

  • Esophageal Motility Disorders

⧁ More
Pancreatic
Evaluation
with EUS

High-resolution imaging for cysts, inflammation (pancreatitis), and masses not clearly visible on conventional ultrasound or CT scans.
Biliary
Tract
Assesment

Precise evaluation of bile duct obstruction, strictures (narrowing), and unexplained dilation. Crucial for diagnosing jaundice and gallstone-related issues.
Digestive
Tumor
Staging

Accurate assessment of lesion depth and nearby lymph nodes within the esophagus, stomach, and rectum to effectively guide surgical or oncology treatment plans.
EUS
Guided
BIOPSY ((FNA/FNB)

Targeted Tissue Sampling. Minimally invasive, fine-needle biopsies are performed during the same procedure for rapid and accurate diagnosis of masses.
Clarification
of Inconclusive
Studies

Used when CT, MRI, or standard endoscopy do not fully explain symptoms or findings,  an endoscopic ultrasound could provide the necessary clarity to move forward with treatment.
Evaluation of
Subepithelial
Lesions (SELs)

Determining the layer of origin, size, and characteristics of lesions like GIST, lipomas, or leiomyomas in the esophagus, stomach, or duodenum.
Expert Gastrointestinal
Diagnostics
& Procedures

Our diagnostic and therapeutic procedures are designed to pinpoint the root cause of each patient's digestive symptoms. Tests are selected based on your individual clinical needs, prioritizing accurate answers and avoiding unnecessary procedures.
We Are Here to Help
Specialist Gastro Care
— Contact & Appointments
Arrange Your Gastroenterology Visit in Guatemala
Visit Us
your gut specialist in guatemala city
Edificio INTEGRA
9th Street, 4-52, Zone 10
Guatemala City
Call Us:
best gastroenterologist expert in guatemala
(502) 2296-8011
(502) 4034-5363
© 2026 All Rights Reserved. Gastroenterologist. Luis Fernando Sandoval,MD