Trusted Gastroenterologist in Islamabad

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About

Dr. Omer Hassaan Aftab Ahmad

Dr. Omer Hassaan Aftab Ahmad is a Gastroenterologist and Hepatologist practicing in Islamabad with sepcial intrest in Intervional Gastroenterology (Endoscopy, colonoscopy etc) and Liver Transpalnt. Dr. Omer Hassaan has 14 years of experience in field of Medicine . He did his specialization in Gastroenterology and hepatology from the Pakistan institute of medical sciences.He has many paper publications and research articles. He also holds many international certifications and is also Member of prestigeous American College of Gastroentsrology.

Services

Dr.Omer Hassaan Aftab is a specialist in digestive and liver health, offering advanced diagnosis and treatment for a wide range of gastrointestinal, liver, gallbladder, and pancreatic conditions. With expertise in both medical management and interventional endoscopy & provides comprehensive care for patients of all ages.

Consultation & Diagnosis

Endoscopic Procedures (Upper & Lower GI Endoscopy

Gastroscopy / Upper GI Endoscopy – Used to examine the esophagus, stomach, and upper digestive tract for ulcers, inflammation, or bleeding.
Colonoscopy / Lower GI Endoscopy – A detailed examination of the large intestine (colon) to detect polyps, bleeding, or colon cancer.
Endoscopic Biopsies for diagnostic purposes
Polypectomy (removal of colon or stomach polyps)
Endoscopic Luminal Stent Placement (to open blocked sections of the GI tract)
Band Ligation for varices and other therapeutic endoscopic procedures

Liver & Hepatology Services

Diagnosis and treatment of Hepatitis A, B, and C
Management of Fatty Liver Disease (NAFLD / NASH)
Liver Biopsy for accurate diagnosis of chronic liver conditions
Treatment of Cirrhosis and Chronic Liver Disease
Management of Portal Hypertension and Variceal Bleeding

Gastrointestinal (GI) Disorder Management

Treatment for Peptic Ulcer and Gastric Ulcer Disease
Management of GERD (acid reflux) and Esophagitis
Inflammatory Bowel Disease (IBD) and Colitis management
Celiac Disease and Malabsorption Syndromes
Irritable Bowel Syndrome (IBS) and Functional GI Disorders
Evaluation of GI Bleeding or Blood in Stool
Treatment for Chronic Diarrhea, Constipation, and Dysphagia (swallowing difficulties)

Biliary & Pancreatic Disorders

Metabolic & Nutritional Care

General & Preventive Medicine

General / Family Physician consultations
Adolescent medicine (youth health issues)
Pain management (GI-related)
COVID-19 and viral infection management
Preventive health & lifestyle modification programs

Supportive & Preventive Care

Specialities

Interventional Endoscopist

Dr. Omer Hassan Aftab specializes in advanced endoscopic procedures used for the diagnosis and treatment of complex gastrointestinal conditions. His expertise includes therapeutic endoscopy, ERCP, EUS, polypectomy, and management of bleeding or obstructive lesions offering minimally invasive solutions with precision and care.

Gastroenterologist

As a consultant gastroenterologist, Dr. Omer provides comprehensive evaluation and management of digestive system disorders. His focus includes acid reflux, ulcers, IBS, liver diseases, pancreatitis, and other gastrointestinal ailments ensuring accurate diagnosis and personalized treatment for every patient.

Hepatologist

Dr. Omer specializes in the prevention, diagnosis, and management of liver-related diseases such as hepatitis, fatty liver, cirrhosis, and liver failure. He provides comprehensive liver care using advanced diagnostic techniques and personalized treatment plans for both acute and chronic conditions.

Why We Are Different — Section 1

Why We Are Different

A Gastroenterologist & Hepatologist Islamabad Trusts for Clear Answers

Dr. Omer Hassaan Aftab Ahmad is a Gastroenterologist and Hepatologist practicing in Islamabad with special interest in Interventional Gastroenterology (Endoscopy, Colonoscopy) and Liver Transplant — combining strong qualifications with the kind of plain, honest explanation that helps you understand what's happening inside your body.

13⁺

Years of Experience

13 years of experience in the field of Medicine, focused on Gastroenterology and Hepatology.

Mon – Sat: 11:00 AM – 08:00 PM

MACG (USA) & MRCPS (UK)

Member of the prestigious American College of Gastroenterology, and holds MRCPS (UK) — international certifications held by very few GI doctors in Pakistan.

MBBS & MD (Gastroenterology)

Specialization in Gastroenterology and Hepatology from the Pakistan Institute of Medical Sciences (PIMS).

Published Researcher

Many paper publications and research articles in Gastroenterology and Hepatology to his name.

Appointment CTA - Section 6

Talk to a Expert Gastroenterologist in Islamabad

Consultation hours: Mon – Sat, 11:00 AM – 08:00 PM. Call between 9:00 AM and 9:00 PM to book your slot.

Call 0336 5993116 Book Appointment

Conditions We Treat — Section 2

Conditions We Treat

Common Digestive & Liver Concerns We See in Islamabad

From evaluation of abdominal pain, acidity, bloating, nausea and vomiting to diagnosis and management of digestive system disorders — these are the conditions patients most often bring to the clinic, and the ones Dr. Omer treats every week.

Acid Reflux & GERD

Acidity, bloating and esophagitis evaluated and managed with a long-term plan, not just temporary relief.

Most Common

Fatty Liver Disease

Management of Fatty Liver Disease (NAFLD / NASH), often found on a routine scan and treated with a realistic, lasting plan.

Liver Care

Hepatitis A, B & C

Diagnosis and treatment of Hepatitis A, B and C, with the ongoing liver monitoring chronic hepatitis requires.

Liver Care

IBD & Colitis

Inflammatory Bowel Disease (IBD) and Colitis management, along with Celiac Disease and malabsorption syndromes.

Digestive

Gallstones & Bile Duct Stones

Diagnosis of Choledocholithiasis, biliary strictures and cholangitis, before they progress into a medical emergency.

Biliary

GI Bleeding

Evaluation of GI bleeding or blood in stool is treated as urgent, alongside chronic diarrhea, constipation and dysphagia.

Urgent Care

Precise Procedures, Performed With Skill and Care

Procedures

Advanced Endoscopic Procedures Offered

Beyond consultation, these are the endoscopic and interventional procedures carried out directly by Dr. Omer — precise, minimally invasive ways to diagnose and treat digestive and liver conditions.

Gastroscopy / Upper GI EndoscopyExamines esophagus, stomach & upper digestive tract for ulcers, inflammation or bleeding

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Colonoscopy / Lower GI EndoscopyDetailed colon examination to detect polyps, bleeding or colon cancer

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Endoscopic Biopsies & PolypectomyTissue sampling for diagnosis and removal of colon or stomach polyps

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ERCP-Based InterventionsTherapeutic treatment for biliary strictures, cholangitis & pancreatitis

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Liver BiopsyAccurate tissue diagnosis for chronic liver conditions

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Band LigationTreatment for varices & other therapeutic endoscopic procedures

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Endoscopic Luminal Stent PlacementOpens blocked sections of the GI tract

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PEG Tube PlacementFeeding support for patients with swallowing difficulties

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Patient Reviews - Section 11

Patient Reviews

What Our Patients Are Saying on Google

Genuine feedback from patients who have visited Omer Diagnostics & Specialist Clinics, verified directly through Google.

      EXCELLENT  
   Based on 626 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   M Khan 
 
 
 
 Trustindex verifies that the original source of the review is Google. Best doctor feeling very well  and satisfiy
  
 
      Posted on Google  
   
   Aqib Ktk 
 
 
 
 Trustindex verifies that the original source of the review is Google. 👍
  
 
      Posted on Google  
   
   Shafqat Balouch 
 
 
 
 Trustindex verifies that the original source of the review is Google. Omer Diagnostics & Specialist Clinics is a highly recommended diagnostic center. The staff is very professional, cooperative, and respectful. The overall environment is clean and well-managed, and the services are quick and reliable. I had a very good experience and would definitely recommend Omer Diagnostics to others
  
 
      Posted on Google  
   
   Habib ur Rehman - 
 
 
 
 Trustindex verifies that the original source of the review is Google. Dr. Omer Aftab - Radiology Department

I had a great experience at the Radiology Department under Dr. Omer Aftab.
Dr. Omer Aftab is very professional, calm and explains everything in detail.
He reviewed my report personally and guided me very well about the next steps.

The overall department is very well managed. Staff is cooperative, equipment is modern
and the report was delivered on time. The place is clean and the process is smooth.

Highly recommend Dr. Omer Aftab and the Radiology Department for accurate diagnosis
and professional care. 10/10
  
 
      Posted on Google  
   
   Eman Ali 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent experience at Dr. Umar's clinic! Visited through Umme Kulsum's link for a routine checkup. The care provided by Dr. Umar was top-notch, and the support staff was remarkably kind and welcoming. 10/10 service!
  
 
      Posted on Google  
   
   Shafaq Aneeq 
 
 
 
 Trustindex verifies that the original source of the review is Google. I visited Omer Diagnostic Centre through Kalsoom, and everything there was excellent. I had a very good experience overall, and I really appreciated the welcoming and professional environment.
  
 
  
  
 
    Verified by Trustindex  Trustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

Visit The Clinic — Section 7

Visit The Clinic

Location & Consultation Hours in Islamabad

Omer Diagnostics & Specialist Clinics is located in G-8 Markaz, easily reachable from across Islamabad. Here's everything you need to plan your visit.

Address

12-A, Lower Ground Floor, CBC Plaza, G-8 Markaz, Islamabad

Phone

0336 5993116 (9:00 AM – 9:00 PM)

Consultation Hours

Mon – Sat	11:00 AM – 08:00 PM
Sunday	By appointment

Common Questions, Answered

Appointment CTA - Section 6

Talk to a Expert Gastroenterologist in Islamabad

Consultation hours: Mon – Sat, 11:00 AM – 08:00 PM. Call between 9:00 AM and 9:00 PM to book your slot.

Call 0336 5993116 Book Appointment

Watch doctor interviews.

Our Resources — Latest Articles Section

OUR RESOURCES

Latest Articles

Clear, practical guidance on digestive and liver health from Dr. Omer Hassaan Aftab Ahmad written to help you understand what's happening inside your body.

ERCP · 5 Min Read

What Is the ERCP Procedure Used For?

ERCP combines endoscopy and imaging to diagnose and treat problems in the bile ducts and pancreas. Here's when it's needed and what it involves.

How to Prepare for Colonoscopy Diet Tips

Colonoscopy · 4 Min Read

How to Prepare for a Colonoscopy: Diet Tips

What you eat in the days before a colonoscopy affects how clear and accurate your results are. A simple day-by-day prep diet guide.

Esophageal Dilation · 4 Min Read

What Conditions Does Esophageal Dilation Treat?

Esophageal dilation plays an important role in treating swallowing and digestive disorders when the esophagus narrows. Here's who needs it and why.

View All Articles