Summary

Dr. Joanne Lai is a gastroenterologist who specializes in digestive health and related conditions. She earned her medical degree from The School of Medicine at Stony Brook University Medical Center and completed her residency at Mount Sinai Medical Center. With 19 years of experience in gastroenterology, Dr. Lai brings extensive knowledge to the diagnosis and treatment of digestive disorders. She is fluent in English, French, and Spanish.

Dr. Lai practices at multiple Mount Sinai Health System locations throughout New York, including The Mount Sinai Hospital, Mount Sinai West, and Mount Sinai Morningside, with additional locations in Hewlett and Greenlawn. She focuses on treating conditions such as constipation, chronic constipation, and abdominal pain. Her expertise includes performing upper GI endoscopies and laparoscopic procedures to diagnose and treat digestive issues. Patients have given Dr. Lai an average rating of 4.6 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 19 years of experience
  • speaks English, French, Spanish
  • Mount Sinai Medical Center
  • 4 written reviews
  • 1 specialty
  • 1 area of expertise
  • 8 hospital affiliations
  • 9 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Joanne Lai has 9 locations

The Mount Sinai Hospital

1 Gustave L Levy PlNew York, NY 10029

Mount Sinai Doctors Long Island Five Towns

1436 BroadwayHewlett, NY 11557
Mon8:00 am - 7:00 pm
Tue8:00 am - 7:00 pm
Wed8:00 am - 7:00 pm
Thu8:00 am - 7:00 pm
Fri8:00 am - 5:00 pm
Sat9:00 am - 1:00 pm
SunClosed

Mount Sinai Doctors Long Island

5 Cuba Hill RdGreenlawn, NY 11740
Mon8:00 am - 6:00 pm
Tue8:00 am - 6:00 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 6:00 pm
Fri8:00 am - 6:00 pm
Sat9:00 am - 3:00 pm
SunClosed

Mount Sinai Doctors Long Island Pediatrics

5 Cuba Hill RdGreenlawn, NY 11740
Mon8:00 am - 6:00 pm
Tue8:00 am - 6:00 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 6:00 pm
Fri8:00 am - 6:00 pm
Sat9:00 am - 3:00 pm
SunClosed

Mount Sinai Morningside

1111 Amsterdam AveNew York, NY 10025

The Mount Sinai Hospital

1468 Madison AveNew York, NY 10029

Mount Sinai West

1000 10th AveNew York, NY 10019

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Dr. Joanne Lai, MDAga NagornaDr. Ghassan Philip Sayegh, DODr. Divya Mallam, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
4.3 
19 Years of Experience 7 Years of Experience 16 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English, French, Spanish Speaks English Speaks English Speaks English
New York , NYBROOKLYN , NYYonkers , NYNew York , NY
Med School: THE SCHOOL OF MEDICINE AT STONY BROOK UNIVERSITY MEDICAL CENTER Med School: Albert Einstein College of Medicine Med School: Osteopathic Medical Degree from New York Institute of Technology College of Osteopathic Medicine. Med School: State University of New York (SUNY) Downstate Health Sciences University College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Joanne Lai

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Joanne Lai has the following specialty

Specialty Expertise

Dr. Joanne Lai has the following area of expertise

  • Pediatric Gastroenterology

Certifications, License, & Education

19 Years Experience

Dr. Joanne Lai 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 Mount Sinai Medical Center.

Medical School

Graduated from THE SCHOOL OF MEDICINE AT STONY BROOK UNIVERSITY MEDICAL CENTER in 2008 and Renaissance School Of Medicine At Stony Brook University in 2007.

NPI Number

Dr. Lai's NPI number is 1558591164.

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Frequently Asked Questions

Which hospitals is Dr. Joanne Lai affiliated with?
Dr. Joanne Lai is affiliated with The Mount Sinai Hospital, Beth Israel Medical Center, Mount Sinai Morningside, Mount Sinai South Nassau, Mount Sinai West, Mount Sinai Kravis Childrens Hospital, Mount Sinai Queens, and Mount Sinai Brooklyn.
What languages does Dr. Joanne Lai speak?
Dr. Joanne Lai speaks English, French, and Spanish.
Does Dr. Joanne Lai accept my insurance?
You can see the insurance plans that Dr. Joanne Lai accepts on their Vitals profile.
Is Dr. Joanne Lai accepting new patients?
Dr. Joanne Lai is accepting new patients on Vitals. View Dr. Joanne Lai's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Joanne Lai?
You can find contact information for Dr. Joanne Lai here on Vitals.

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