About me
Nadim Haddad, MD, is board certified in internal medicine and gastroenterology. Dr. Haddad serves as physician executive director and regional chief of the Department of Gastroenterology services at MedStar Georgetown University Hospital. Dr. Haddad sees adult patients for conditions affecting the gastrointestinal tract, such as pancreatic and bilary diseases, with a focus on cancer. In addition to adults, Dr. Haddad also attends to pediatric patients for upper gastrointestinal endoscopy.
Dr. Haddad's approach to care focuses on getting to know his patients treating the person, not a disease. His emphasizes hope when patients are facing a serious condition, such a cancer.
Dr. Haddad is also involved in research, focusing in the areas of pancreatic cancer and pancreatic cysts. He was instrumental in developing a pancreatic cyst registry that allows multiple academic medical centers and universities to collaborate and look at the role of molecular profiling.
In addition, Dr. Haddad is active in training the next generation of physicians as an associate professor at Georgetown University. As director of the Gastroenterology Fellowship Program, he was instrumental in it gaining full accreditation.
In his free time, Dr. Haddad is active in the Washington community, involved in his children's schools and with his church.
Clinical areas of focus
- Bile Duct Stones
- Colon Cancer
- Colonoscopy
- Colonoscopy With Injection
- Endoscopic Diagnostic Pancreas Drainage
- Endoscopic Pancreatic Ductal System Catheterization
- Endoscopic Retrograde Cholangiopancreatography
- Endoscopic Retrograde Cholangiopancreatography With Biopsy
- Endoscopic Retrograde Cholangiopancreatography With Calculi Destruction
- Gallstones
- Gastric Cancer
- Pancreatitis
- Rectal Cancer
- Sphincter Of Oddi Dysfunction
- Transrectal Ultrasound
Conditions and procedures
Conditions I treat
- Abdominal Distension
- Abdominal Pain
- Achalasia
- Acute Cholecystitis
- Acute Pancreatitis
- Alimentary Tract Foreign Body
- Anal Fissures
- Angiodysplasia
- Anus And Rectum Diseases
- Aphagia And Dysphagia
- Appendiceal Cancer
- Benign Neoplasm Of Colon, Rectum, Anus And Anal Canal
- Benign Neoplasm Of Digestive System
- Bezoar
- Bile Duct Cancer
- Bile Duct Stones
- Biliary Tract Disease
- Bowel Obstruction
- Carcinoma In Situ Of Digestive Organs
- Celiac Disease
- Choledocholithiasis
- Colon Cancer
- Colon Disease
- Colon Polyp
- Colon Polyps
- Colonic Polyps
- Colorectal Malignancy
- Congenital Malformations Of Digestive System
- Constipation
- Crohn's Disease
- Crohn's Disease [Regional Enteritis]
- Cyclic Vomiting Syndrome
- Diaphragmatic Hernia
- Digestive System Complications
- Digestive System Diseases
- Digestive System Symptoms
- Diseases Of Esophagus
- Diseases Of Stomach And Duodenum
- Diverticular Disease
- Diverticulitis
- Duodenal Ulcer
- Duodenitis
- Dysphagia
- Esophageal Cancer
- Esophageal Hernia
- Esophagitis
- Flatulence
- Functional Dyspepsia
- Functional Intestinal Disorders
- Gallbladder Cancer
- Gallbladder Disease
- Gallstones
- Gas And Bloating
- Gastric Cancer
- Gastric Varices
- Gastritis
- Gastroenteritis
- Gastroesophageal Reflux Disease
- Gastroesophageal Reflux Disease (GERD) In Children
- Gastrointestinal Bleeding
- Gastrointestinal Stromal Tumor (GIST)
- Hemorrhoids
- Hepatitis
- Hepatomegaly And Splenomegaly
- Hereditary Hemorrhagic Telangiectasia
- Inflammatory Bowel Disease
- Intestinal Infections
- Intussusception
- Irritable Bowel Syndrome
- Liver Cirrhosis
- Liver Failure
- Liver Fibrosis
- Malabsorption
- Malabsorption Syndrome
- Malignant Neuroendocrine Tumors
- Nausea
- Noninfective Gastroenteritis
- Pancreas Cancer
- Pancreatic Diseases
- Pancreatitis
- Paralytic Ileus And Intestinal Obstruction
- Peptic Ulcer Disease
- Perianal Fistula
- Peripheral Vascular Disease Of The Intestines
- Polycystic Liver Disease
- Rectal Cancer
- Small Intestine Cancer
- Sphincter Of Oddi Dysfunction
- Stomach Cancer
- Stomach Ulcers
- Ulcerative Colitis
- Viral Hepatitis
- Volvulus
- Vomiting
- Zollinger
Procedures I perform
- Biliary Endoscopy With Calculus Removal
- Colonoscopy
- Colonoscopy With Injection
- Dilation Of Common Hepatic Duct
- Dilation Of Common Hepatic Duct With Stent
- Dilation Of Esophagus
- Endoscopic Biliary Ductal System Catheterization
- Endoscopic Diagnostic Common Bile Duct Excision
- Endoscopic Diagnostic Pancreas Drainage
- Endoscopic Mucosal Resection
- Endoscopic Pancreatic Ductal System Catheterization
- Endoscopic Retrograde Cholangiopancreatography
- Endoscopic Retrograde Cholangiopancreatography With Biopsy
- Endoscopic Retrograde Cholangiopancreatography With Calculi Destruction
- Endoscopic Retrograde Cholangiopancreatography With Calculi Removal
- Endoscopic Retrograde Cholangiopancreatography With Papilla Cannulation
- Enteroscopy
- Enteroscopy With Bleeding Control
- Flexible Colonoscopy With Biopsy
- Flexible Sigmoidoscopy With Biopsy
- Fluoroscopy Of Bile Ducts
- Fluoroscopy Of Stomach
- Gastrointestinal Motility Study
- Hepatobiliary Duct Inspection
- Lower Gi Endoscopy
- Rectal Stricture Dilation
- Sigmoidoscopy With Biopsy
- Transrectal Ultrasound
- Unlisted Biliary Tract Procedure
- Upper Esophagus Dilation, Endoscopic
- Upper Gi Endoscopy
Practice locations
Distance from Change Location Enter your Location
3800 Reservoir Rd NW
Main Bldg 2nd Fl
Washington, DC, 20007
621 Ridgely Ave
Ste 201
Annapolis, MD, 21401
Insurance
This list represents the major payors accepted by MedStar Health. NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card. *Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.
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List of insurance plans we accept
- Aetna
- CareFirst BlueCross BlueShield of Maryland
- Cigna Health Care
- Kaiser Permanente*
- MedStar Select (Administered by CareFirst)
- United HealthCare
- Aetna
- CareFirst BlueCross BlueShield of Maryland
- Healthspring
- Humana
- Medicare & Railroad Medicare
- United HealthCare
- Aetna Better Health of Maryland *
- Medical Assistance/Medicaid
- MedStar Family Choice MD
- Priority Partners *
- United HealthCare Community Health Plan MD
- Wellpoint MD
- AmeriHealth Caritas
- Health Services For Children With Special Needs (HSCSN)
- Medical Assistance/Medicaid
- MedStar Family Choice DC
- Johns Hopkins Employer Health Programs *
- Johns Hopkins US Family Health Plan *
- MultiPlan
- Private Healthcare Systems
- Tricare/Humana Military
- VA Community Care Network (VACCN)
Videos
Education
Fellowship: Georgetown University School of Medicine GME (1994)
Residency: Georgetown University School of Medicine GME (1991)
Medical School: Texas Tech University Health Science Center (1988)
Awards
- Washingtonian Top Doc 2025