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
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Location(s)
Insurance Accepted
Aetna
- Aetna Signature Administrators
- EPO
- HMO
- Medicare Managed Care
- NY Signature
- POS
- PPO
- Student Health
Affinity Health Plan
- Essential Plan
- Medicaid Managed Care
Amida Care
- Special Needs
Cigna
- EPO
- Great West (National)
- HMO
- Medicare Managed Care
- POS
- PPO
Emblem/GHI
- Medicare Managed Care
- PPO
Emblem/HIP
- ConnectiCare
- EPO
- Essential Plan
- HMO
- Medicaid Managed Care
- Medicare Managed Care
- POS
- PPO
- Select Care (Exchange)
- Vytra
Empire Blue Cross/Blue Shield
- EPO
- HMO
- Medicare Managed Care
- PPO
Empire Blue Cross Blue Shield HealthPlus
- Child/Family Health Plus
- Essential Plan
- Medicaid Managed Care
Fidelis Care
- Child/Family Health Plus
- Essential Plan
- Medicaid Managed Care
- Medicare Managed Care
Healthfirst
- Child/Family Health Plus
- Leaf (Exchange)
- Medicaid Managed Care
- Medicare Managed Care
Local 1199
- Local 1199
- NYP Employee Plan
MagnaCare (National)
- MagnaCare
Medicare
- Railroad
- Traditional Medicare
Multiplan
- Multiplan
MVP Health Care
- Child/Family Health Plus
- Essential Plan
- HMO
- Medicaid Managed Care
RiverSpring
- Special Needs
UnitedHealthcare
- Compass (Exchange)
- Empire Plan
- HMO
- Medicaid (Community Plan)
- Medicare Managed Care
- Oxford Freedom
- Oxford HMO
- Oxford Liberty
- POS
- PPO
VNSNY CHOICE
- Medicare Managed Care
- SelectHealth
- Special Needs
WellCare
- Medicaid Managed Care
- Medicare Managed Care
World Trade Center Health Plan
- 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