
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.
His top areas of expertise are Colonoscopy, Colorectal Cancer, Endoscopy, and Gastrointestinal Bleeding.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Graduate Institution
Residency
Specialties
Licenses
Fellowships
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- PPO
- EPO
- HMO
- POS
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
161 Fort Washington Avenue, New York, NY 10032
51 West 51st Street, New York, NY 10019
Additional Areas of Focus
Dr. De Leon has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
CUIMC/Herbert Irving Pavilion
Bo Shen, MD, is one of the world’s pre-eminent leaders in interventional inflammatory bowel disease (IBD) and pouch-related disorders due to his specialized expertise and experience treating a wide range of these conditions. Dr. Shen is the director of the IBD Center at Columbia and co-director of Columbia’s Global Center for Integrated Colorectal Surgery and IBD Interventional Endoscopy. He is also the Vice Chair for Innovation in Medicine and Surgery and a Professor of Medicine (in Surgery) and Edelman-Jarislowsky Professor in Surgical Sciences.In addition to pouchitis and pouch diseases, Dr. Shen specializes in critical diagnostic evaluation, and medical and endoscopic management of IBD, GI endoscopy and imaging technology. Dr. Shen is known as a pioneer in interventional endoscopic therapy for IBD and ileal pouch disorders - this includes postponing or eliminating the need for surgery in some cases.Dr. Shen comes to Columbia/NewYork-Presbyterian from the Cleveland Clinic, where he served as medical director for the Center of Inflammatory Bowel Diseases and the Ed and Joey Story Endowed Chair, Digestive Disease and Surgery Institute. While there, Dr. Shen established a subspecialty Pouchitis Clinic and Interventional IBD Unite - the first and largest of its kind in the United States. He also created an IBD Board, modeled after oncology tumor boards, to help manage the most challenging cases with multiple specialists.A prolific researcher in the field with more than 600 peer-reviewed articles, Dr. Shen is funded by a number of government and philanthropic organizations, including the NIH, the American Gastroenterological Association, American College of Gastroenterology, the Broad Foundation, and the Crohn’s and Colitis Foundation of America. Dr. Shen is highly rated in 35 conditions, according to our data. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Ileostomy, and Endoscopy.
Recanati Miller Transplantation Institute
Thomas Schiano is a Gastroenterologist in New York, New York. Dr. Schiano is highly rated in 31 conditions, according to our data. His top areas of expertise are Hepatitis, Hepatitis C, Autoimmune Hepatitis, Liver Transplant, and Splenectomy.
ColumbiaDoctors - Midtown
David Katzka is a Gastroenterologist in New York, New York. Dr. Katzka is highly rated in 18 conditions, according to our data. His top areas of expertise are Esophagitis, Eosinophilic Esophagitis, Barrett Esophagus, Endoscopy, and Gastrectomy.
Frequently Asked Questions about Dr. Dennis M. De Leon
How do I make an appointment with Dr. Dennis M. De Leon?
You can book an appointment with Dr. Dennis M. De Leon by calling their office at 212-305-1021. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
What conditions does Dr. Dennis M. De Leon specialize in?
While Dr. Dennis M. De Leon is a Gastroenterology, they have specific expertise in Colonoscopy, Colorectal Cancer, and Endoscopy. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.
Does Dr. Dennis M. De Leon participate in research or clinical trials?
Yes. Dr. Dennis M. De Leon has published 1 articles and abstracts on conditions like Colonoscopy. You can view a list of Dr. Dennis M. De Leon's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Dennis M. De Leon accept my insurance?
Dr. Dennis M. De Leon accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 212-305-1021 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers

