
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. De Leon Morilla, Gastroenterologist in New York, NY?
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.
What languages does Dr. De Leon Morilla speak?
Dr. De Leon Morilla and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. De Leon Morilla typically treat?
As a Gastroenterologist, Dr. De Leon Morilla diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. De Leon Morilla. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z860100: Personal history of colon polyps, unspecified
Also known as:
- History of Adenomatous and Serrated Colon Polyps
- Past Colon Polyps
- Previous Adenomas
- History of Precancerous Colon Growths
ICD-10 Codes:
- Z860101: Personal history of adenomatous and serrated colon polyps
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
What procedures does a Gastroenterologist like Dr. De Leon Morilla typically perform?
As a Gastroenterologist, Dr. De Leon Morilla performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. De Leon Morilla. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Tissue Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible colonoscopy with EMR
- Endoscopic mucosal resection (colon)
- Colon polyp removal during colonoscopy
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45390: Colonoscopy, flexible; with endoscopic mucosal resection
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Does Dr. De Leon Morilla accept my insurance?
Dr. De Leon Morilla accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. De Leon Morilla accept in New York, NY?
Dr. De Leon Morilla in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
CVS Health (formerly Aetna)
EmblemHealth
Healthfirst New York
Humana
Medicare
National Benefit Fund
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. De Leon Morilla's office located?

CUIMC/Herbert Irving Pavilion
161 Fort Washington Avenue
New York, NY 10032
What is Dr. De Leon Morilla's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. De Leon Morilla's National Provider Identifier (NPI) number is 1417404047.
What common questions do patients ask about Dr. De Leon Morilla?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. De Leon Morilla
What is Dr. Dennis De Leon Morilla's specialty?
Dr. De Leon Morilla is a Gastroenterologist near New York, NY.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is this Dr. Dennis De Leon Morilla affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. De Leon Morilla is affiliated with Newyork-Presbyterian/columbia University Irving Medical Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Dennis De Leon Morilla accepting new patients in New York, NY?
Yes, Dr. Dennis De Leon Morilla is accepting new patients at this time.
Does Dr. Dennis De Leon Morilla offer online booking?
Please contact Dr. De Leon Morilla's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dennis De Leon Morilla?
Please contact Dr. De Leon Morilla's office for information regarding telehealth appointment availability or for scheduling assistance.
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