NYC's Top Gastroenterologists
At NYGA, patients receive expert, patient-centered care using the latest in diagnostic technology. Our board-certified gastroenterologists perform upper endoscopies, formally known as Esophagogastroduodenoscopy (EGD). with precision to accurately identify the cause of symptoms. With convenient NYC locations, streamlined scheduling, and a focus on comfort, NYGA makes it easier to get the answers you need.
What Your Endoscopy Can Reveal
An upper endoscopy (IEGD) allows your physician to examine the esophagus, stomach, and upper small intestine in real time.
GERD / Acid Reflux
Identify inflammation or damage caused by chronic acid reflux.
Stomach ulcers
Detect ulcers and irritation in the stomach lining.
GI bleeding
Locate the source of upper gastrointestinal bleeding.
Celiac disease
Evaluate the small intestine and confirm the diagnosis through biopsy.
Crohn’s disease
Assess inflammation in the upper GI tract to support diagnosis.
Difficulty swallowing
Identify issues contributing to swallowing problems.
What is the preparation for an upper endoscopy?
You will need to fast for eight hours prior to the upper endoscopy. Your doctor will give you detailed dietary instructions.
Ready to start treatment?
Book an AppointmentWhy Patients Choose NYGA
Our board-certified gastroenterologists make it a priority to personally greet you and escort you to the exam room. This intentional, one-on-one introduction creates an immediate sense of trust, respect, and open communication—because we believe strong relationships lead to better care.
We Take the Time
No rushed visits, no generic plans. Every appointment is designed to understand you—your unique symptoms, history, and concerns.
State-of-the-Art Technology
We use advanced diagnostics and leading research to ensure accurate results and deliver the least invasive, most effective care possible.
True Partnership
Our physicians see themselves as your allies, working with you to create treatment strategies that fit your life, not just your diagnosis.
Support at Every Step
From diagnosis through recovery and long-term management, our team ensures you feel seen, heard, and supported at every stage.
Patient-Centered Care
From your first visit, you’ll experience attentive, compassionate care designed around your unique needs.
Expertise You Can Trust
Whether you’re here for a routine colonoscopy, hemorrhoid treatment, or managing complex conditions like Crohn’s disease or ulcerative colitis, you’ll be cared for by experts with years of advanced training and hands-on experience.
The NYGA Difference
Patients choose us because they want more than medical expertise—they want a doctor who listens, a team that cares, and an environment where they feel safe and respected. Our personalized, hands-on approach ensures that your digestive health journey is not just managed, but truly cared for.
Book Your Appointment TodayWhat Our Patients Say
Don't just take our word for it. See what our patients have to say about their experiences at NYGA. We are proud of the positive feedback we receive and strive to exceed your expectations every day.
“Good doctor”
“Dr. Ana Tuyama is truly the best doctor I’ve ever had. She never rushes through her consultations, always taking the time to listen and explain everything clearly. She’s incredibly attentive and kind. I wholeheartedly recommend her.”
“Everyone was very nice at this office and Dr. Jaffin was friendly and made me feel comfortable with the procedure. Definitely recommend.”
“My colonoscopy experience with Dr Frado was awesome. I had to find a new GI doctor and I made the perfect choice. She was very friendly and caring and this put me at ease for my procedure.”
“The kindest, most thorough Dr one could hope for”
“Dr. Tuyama is an excellent physician. She is very personable, professional, and truly caring with her patients.”
“excellent all around”
“Dr Miller did my colonoscopy and I have nothing but praise for him. The waiting was short and it went really smoothly. Thank you again Dr Miller”
“This is my second time to have the colonoscopy performed @ NYGA by Dr Kavaler and I have to say this was a great experience again. The whole team makes it a smooth and non-traumatic event. Dr Kavaler has a way to execute with great efficiency while making you comfortable at the same time -it shows they care.Thank you”
“This endoscopy center was brilliantly run and staffed by knowing, caring people. Its pre-procedure protocol was meticulous. I highly recommend it!”
“My experience was wonderful the whole way very respectful & pleasant to speak with, I will definitely recommend thumbs up to the doctor Thank you!”
“Very empathetic and knowledgeable dr”
“From check in to departure, the staff were incredibly kind and Dr Eisenberg is the best”
“Was one of the most organized, respectful, clean and easy experience of this kind I’ve had in a long time. When you have to have a colonoscopy, I would heartily recommend this place.I’d also highly recommend Dr Nagmayon. Got a great, real-person demeanor, willing to answer your questions what seemed like honestly, and seemed really caring.”
“From entering the front registration desk to being walked out to meet my SisterThe Endoscopy Center Staff was exemplaryRegistration and all the steps along the way were handled efficiently And professionallyMost importantly, Dr. Adler is the Consummate diagnosticianA Doctor so skilled in the procedure and yet compassionate and caring, which is a rarity today”
Meet Our Physicians
Accepted Insurance
We accept a wide range of insurance plans to help make your care as affordable as possible.
- 1199
- Horizon Blue Cross Blue Shield of New Jersey — PPO plans only
- Aetna
- Magnacare
- Affinity
- Medicare
- Anthem Blue Cross Blue Shield
- Metro Plus
- Cigna
- NYCE PPO (formerly GHI CBP/Anthem BlueCross and BlueShield)
- Emblem Health - HIP
- OSCAR
- Empire NY Government Plan
- Oxford
- Fidelis
- UMR
- Healthfirst
- United Healthcare
If you're not sure whether your insurance is accepted, please call our office. Our staff is happy to check your benefits to help you understand your options.
Schedule an Appointment
Get personalized, expert care tailored to your digestive health needs. Call or Text to be seen today!
In Person Consultations and Telehealth Appointments
Schedule an in-person consultation with one of NYGA's board-certified gastroenterologists at one of our convenient Manhattan or Brooklyn locations or opt for telehealth to receive expert care from home.
Procedures
We perform upper endoscopies and colonoscopies in our three state-of-the-art facilities:
Convenient Locations Across NYC
Get personalized, expert care tailored to your digestive health needs. Call or Text to be seen today!
Brooklyn Heights
Upper West Side
Ocean Parkway
Patients who cannot use stairs may be seen at another location. Call for details.
Midtown
Upper East Side
Upper East Side
Patients who cannot use stairs may be seen at another location. Call for details.