Dr. David A Genn, MD

Dr. David A Genn, MD

Gastroenterologist (Stomach & Bowel Specialist), Hepatologist (Liver, Gallbladder & Pancreas)

31 Years of Experience


Accepting patients


    Dr. Genn is an award winning Board Certified Gastroenterologist specializing in the diagnosis, treatment, and prevention of disease and disorders of the digestive tract. He has extensive experience treating patients with reflux disease (GERD), irritable bowel syndrome, inflammatory bowel disease, including ulcerative colitis and crohn's disease, celiac disease or gluten allergy, colon cancer and other cancers of the GI tract. Dr. Genn has over twenty years of experience performing endoscopy including colonoscopy, polyp removal and upper endoscopy (EGD). He has experience in Pill Cam SB Capsule Endoscopy (pill camera of the small intestine), physiological ambulatory pH testing for GERD (BRAVO pH monitoring) and Infrared coagulation of hemorrhoids. He also specializes in disease of the liver including cirrhosis, hepatitis and pancreatic diseases. Dr. Genn has been in practice as an attending Gastroenterologist at Hudson Valley Hospital Center since 1993. He is a graduate of the Boston University's accelerated Six Year BA/MD Program where he received both his BA/MD degrees in 1988. He completed his internal medicine residency at Montiefiore Medical Center and his GI Fellowship Training at New York Medical College, Westchester County Medical Center completing training in 1993. Dr. Genn has received many honors and recognitions, including being listed as Castle Connelly's Top Doctor in the New York Metro Area for twelve years with the most recent award being given in 2014. He was also named by Consumer Research Counsel as America's Top Gastroenterologist of 2011 and 2012 and has been awarded Hudson Valley Hospital Center's Physician of the Quarter. Dr. Genn is fluent in both English and Spanish.

    Medical Specialties and Areas of Expertise

    Gastroenterologist (Stomach & Bowel Specialist)

    Hepatologist (Liver, Gallbladder & Pancreas)

    Education & Training

    Montefiore Medical Center (Internship)

    Montefiore Medical Center (Residency)

    New York Medical College at Westchester Medical Center (Fellowship)

    Board Certifications

    American Board of Internal Medicine since 1993



    Medical Conditions Treated

    conditions treated by a Gastroenterologist (Stomach & Bowel Specialist), like Dr. David Genn, may include:

    Please contact Dr. Genn's office for more information or to schedule a consultation.


    Top Insurances

    • Aetna

    • Blue Cross Blue Shield (BCBS)

    • Cigna

    • Humana Health

    • Medicaid

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    Doctor Genn

    1980 Crompond Rd

    Cortlandt Manor, NY 10567

    (845) 475-5701

    Get Directions | View Website

    Ratings & Reviews

    Rating Star


    Overall rating

    Based on 2 reviews

    Check mark

    Office Experience

    100% of patients found the doctor and staff friendly and the office clean and modern

    Check mark


    100% of patients felt that their time spent with the doctor was meaningful and impactful and that any follow ups were addressed quickly

    Check mark

    Wait Times

    90% of patients were satisfied with the wait time

    Check mark

    Appointment Booking

    100% of patients found it easy to book an appointment

    Patients give Dr. David Genn an Excellent overall experience rating of 5 out of 5 stars. Dr. Genn has been rated and reviewed by 2 patients. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Genn, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.

    Read Patient Reviews

    Frequently Asked Questions

    Is Dr. David Genn accepting new patients?

    Yes, Dr. David Genn is accepting new patients at this time.

    Does Dr. David Genn offer online booking?

    Please contact Dr. Genn's office at (845) 475-5701 for information about online booking, telehealth, or to schedule an appointment.

    Does Dr. David Genn offer telehealth appointments?

    Please contact Dr. Genn's office at (845) 475-5701 for information telehealth appointment availability or for scheduling assistance.

    Which language(s) does Dr. David Genn speak?

    Dr. David Genn speaks English and Spanish.

    Which board certifications does Dr. David Genn have?

    Dr. David Genn is certified by the American Board of Internal Medicine.

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