5
13 Ratings with 3 written Reviews
Summary
Dr. Zachary Marwil treats GERD, acid reflux, and GERD in children, and performs lower GI endoscopy, colonoscopy, and upper GI endoscopy. He practices gastroenterology and internal medicine and has 17 years of experience. He speaks English and Italian.
Dr. Marwil earned his MD from St. George's University School of Medicine and completed his residency at SUNY Health Science Center in Brooklyn. He is affiliated with Nassau University Medical Center, Long Island Jewish Valley Stream, and Glen Cove Hospital, and sees patients at locations in Wantagh, Garden City, Glen Cove, East Meadow, Valley Stream, and Malverne, New York. Patients on Vitals rate Dr. Marwil 5 out of 5.
Dr. Marwil earned his MD from St. George's University School of Medicine and completed his residency at SUNY Health Science Center in Brooklyn. He is affiliated with Nassau University Medical Center, Long Island Jewish Valley Stream, and Glen Cove Hospital, and sees patients at locations in Wantagh, Garden City, Glen Cove, East Meadow, Valley Stream, and Malverne, New York. Patients on Vitals rate Dr. Marwil 5 out of 5.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 17 years of experience
- speaks English, Italian
- Suny Health Science Center/Brooklyn
- 3 written reviews
- 2 specialties
- 7 areas of expertise
- 3 hospital affiliations
- 6 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Zachary Robert Marwil has 6 locationsGastrointestinal Specialist Of Long Island
3019 Merrick RdWantagh, NY 11793 Tel: (516) 785-8075
Mon9:00 am - 6:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 6:00 pm
Fri9:00 am - 4:00 pm
SatClosed
SunClosed
Endoscopy Center Of Long Island
711 Stewart AveGarden City, NY 11530 Tel: (516) 227-3254
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
SatClosed
SunClosed
Gastrointestinal Specialist Of Long Island
306 Hempstead AveMalverne, NY 11565Mon9:00 am - 6:00 pm
Tue9:00 am - 6:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 3:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Zachary Robert Marwil, MD | Rebecca Humphries, APRN | Dr. Qin Rao, MD | Dr. Mikhail Yakubov, MD |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 17 Years of Experience | 12 Years of Experience | 14 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Italian | Speaks English | Speaks English, Russian, Hebrew | |
| Wantagh , NY | Sacramento , CA | New York , NY | New York , NY |
| Med School: St Georges University School Of Medicine | Med School: Emory University | Med School: State University of New York | Med School: American University Of The Caribbean School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Zachary Robert Marwil
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Zachary Robert Marwil has the following 2 specialties
Specialty Expertise
Dr. Zachary Robert Marwil has the following 7 areas of expertise
Certifications, License, & Education
17 Years Experience
Dr. Zachary Robert Marwil holds an expired medical license in the state of New York.
Medical License
Medical Doctor with an expired medical license in the state of New York that expired in 2026.
Education & Training
Residency
Completed their residency at Suny Health Science Center/Brooklyn.
Medical School
Graduated from St Georges University School Of Medicine in 2009.
NPI Number
Dr. Marwil's NPI number is 1609002229.
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Frequently Asked Questions
- Is Dr. Zachary Marwil accepting new patients?
- Dr. Zachary Marwil is accepting new patients on Vitals. View Dr. Zachary Marwil's profile on Vitals to make an appointment.
- Does Dr. Zachary Marwil accept my insurance?
- You can see the insurance plans that Dr. Zachary Marwil accepts on their Vitals profile.
- How can I make an appointment with Dr. Zachary Marwil?
- You can find contact information for Dr. Zachary Marwil here on Vitals.
- Which hospitals is Dr. Zachary Marwil affiliated with?
- Dr. Zachary Marwil is affiliated with Nassau University Medical Center, Long Island Jewish Valley Stream, and Glen Cove Hospital.
- Does Dr. Zachary Marwil accept virtual/telehealth appointments?
- Dr. Zachary Marwil has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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