Dennis M. De Leon, MD
On the web
Overview
Dr. Dennis M. De Leon Morilla is a gastroenterologist dedicated to diagnosing and managing both acute and chronic digestive tract conditions. He earned his medical degree from Ponce School of Medicine in 2018 after completing an interdisciplinary sciences undergraduate program at the University of Puerto Rico. Dr. De Leon Morilla then pursued his internal medicine residency at Columbia University Irving Medical Center, followed by a specialized fellowship in gastroenterology at Memorial Sloan-Kettering Cancer Center.
His extensive training in gastrointestinal malignancies has fostered a particular focus on colorectal cancer prevention and surveillance. Dr. De Leon Morilla is committed to making these vital services accessible and providing comprehensive, personalized care for gastrointestinal diseases in adults.
His approach ensures optimal patient outcomes through evidence-based practices and a dedication to individualized treatment plans.
Areas of Expertise / Conditions Treated
- Acid/Peptic Disorders
- Acid Reflux
- Bowel Problems
- Colon Cancer Screening and Prevention
- Colonoscopy
- Colon Polyp Resection
- Colon Polyps
- Colorectal Cancer
- Constipation
- Diagnostic Colonoscopy
- Diarrhea
- Digestive System Disorder
- Disease of Colon
- Disorder of Stomach
- Endoscopy
- Gastric Ulcer
- Gastroesophogeal Reflux / GERD
- Gastrointestinal Bleeding
- General Gastroenterology
- H. Pylori Infection
- Heartburn
- Intestinal Disease
- Peptic Ulcer Disease
- Polypectomy
- Positive Cologuard
- Radiation Proctitis
- Schatzki Ring
- Sigmoidoscopy
- Surveillance for Colorectal Cancer
- Virtual Colonoscopy
Administrative Titles
- Assistant Professor of Medicine at CUMC
Gender
- Male
Schedule an Appointment
Virtual Visits/Telehealth
Virtual Visits allow you to connect with your provider from the comfort, convenience, and safety of your own home.
Connect Patient Portal
For existing patients, login to make an appointment, view documentation or contact your care provider.
Location(s)
Insurance Accepted
Affinity Health Plan
Amida Care
Cigna
Emblem/GHI
Emblem/HIP
Empire Blue Cross/Blue Shield
Empire Blue Cross Blue Shield HealthPlus
Fidelis Care
Healthfirst
Local 1199
MagnaCare (National)
Medicare
Multiplan
MVP Health Care
RiverSpring
UnitedHealthcare
WellCare
World Trade Center Health Plan
Credentials & Experience
Education & Training
- Ponce Health Sciences University
- Residency: NewYork-Presbyterian / Columbia University Irving Medical Center
- Fellowship: Memorial Sloan- Kettering Cancer Center