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Dr. Jack Mlabasati, MD

Dr. Jack Mlabasati, MD

Gastroenterologist
9921 4th Ave, Brooklyn, NY
5.00
“I had a great experience visiting this office today. Very welcoming environment and friendly staff. Dr. Jack is amazing, he explains everything very clearly about my medical concerns. Additionally and extremely important that he was very patient and listened attentively to all my questions. I highly recommend Dr. Jack for anyone who needs a truly professional doctor! ”
Heba A.October 12, 2026
Highly recommended
100% of patients gave this doctor 5 stars
Excellent wait time
100% of patients waited less than 30 minutes
New patient appointments
Appointments available for new patients on Zocdoc

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Available appointments

What patients are saying

Overall rating

5.00

Average wait time

5.00

Bedside manner

5.00
“I had a great experience visiting this office today. Very welcoming environment and friendly staff. Dr. Jack is amazing, he explains everything very clearly about my medical concerns. Additionally and extremely important that he was very patient and listened attentively to all my questions. I highly recommend Dr. Jack for anyone who needs a truly professional doctor! ”
Heba A.October 12, 2026

About Dr. Jack Mlabasati

Dr. Jack Mlabasati is a distinguished gastroenterologist. He practices with Gastroenterology Associates of Brooklyn in Brooklyn, NY. Dr. Mlabasati earned his medical degree from Drexel University College of Medicine. He also completed his internal medicine residency at Beth Israel Deaconess Medical Center. Dr. Mlabasati pursued his fellowship in gastroenterology and hepatology at Northwell Health. He is certified by the American Board of Internal Medicine in both internal medicine and gastroenterology. Dr. Mlabasati considers symptoms, medical history, and other relevant factors when investigating digestive health concerns. He helps individuals better understand their conditions and available management options, emphasizing informed decision-making and appropriate follow-up to support digestive health and overall well-being.

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In-network insurances

99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
UnitedHealthcare
200+ more in-network plans

Popular visit reasons

Colonoscopy
Gallstones
Gastroenterology Consultation
Gluten Sensitivity
Hemorrhoids
Illness
Pancreas Problem
Weight Loss Consultation
Colonoscopy
Gallstones
Gastroenterology Consultation
Gluten Sensitivity

Office locations

Gastroenterology Associates of Brooklyn (1 of 3)
9921 4th Ave, Brooklyn, NY 11209
Get directions
Gastroenterology Associates of Brooklyn (2 of 3)
8622 Bay Pkwy, Brooklyn, NY 11214
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Gastroenterology Associates of Brooklyn (3 of 3)
2700 Ocean Ave, Brooklyn, NY 11229
Get directions
1 of 3

Education and background

Practice names

Board certifications

  • American Board of Internal Medicine
  • Gastroenterology (American Board of Internal Medicine)

Education and training

  • Medical School - Drexel University College of Medicine, Doctor of Medicine
  • Beth Israel Deaconess Medical Center, Residency in Internal Medicine
  • Northwell Health, Fellowship in Gastroenterology and Hepatology

Languages spoken

  • English

Provider's gender

Male

NPI number

1093373367

Patient reviews

All reviews have been submitted by patients after interacting with the practice.
Overall rating
5.00
Wait time
5.00
Bedside manner
5.00
Trust Banner Shield
Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
5 reviews
Most relevant
Provider actually listened to me and provided a solution.
Verified patient
Excellent service!!
Verified patient
I had a great experience visiting this office today. Very welcoming environment and friendly staff. Dr. Jack is amazing, he explains everything very clearly about my medical concerns. Additionally and extremely important that he was very patient and listened attentively to all my questions. I highly recommend Dr. Jack for anyone who needs a truly professional doctor!
Verified patient
Verified patient
Verified patient
Frequently asked questions

How soon can I make an appointment with Dr. Jack Mlabasati?

Generally, Dr. Jack Mlabasati has appointments available on Zocdoc within 1 week. You can see Dr. Mlabasati's earliest availability on Zocdoc and make an appointment online.

Is Dr. Jack Mlabasati accepting new patients?

Dr. Jack Mlabasati generally accepts new patients on Zocdoc. You can see Dr. Mlabasati's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. Jack Mlabasati accept my insurance?

Choose your insurance plan to verify if Dr. Mlabasati is in-network.

Can I make an appointment with Dr. Jack Mlabasati online?

Yes, you can make an appointment online with Dr. Mlabasati using Zocdoc. It’s simple, secure, and free.

What practice does Dr. Jack Mlabasati work with?

Where is Dr. Jack Mlabasati's office located?

Dr. Jack Mlabasati has 3 office locations in Brooklyn, view full addresses on Dr. Mlabasati's profile.

Which board certifications does Dr. Jack Mlabasati have?

Dr. Jack Mlabasati is certified by American Board of Internal Medicine and Gastroenterology (American Board of Internal Medicine).

What are common reasons for patients to see Dr. Jack Mlabasati?

Dr. Jack Mlabasati frequently sees patients for Colonoscopy, Gastroenterology Consultation, Hemorrhoids, Illness, and Weight Loss Consultation. You can see other visit reasons for Dr. Jack Mlabasati on their profile.

What languages does Dr. Jack Mlabasati speak?

Dr. Jack Mlabasati speaks English.

How do patients rate Dr. Jack Mlabasati in reviews?

5 patients have reviewed Dr. Jack Mlabasati. The overall rating for this doctor is 5/5. They have a 5/5 rating for bedside manner and a 5/5 rating for wait time. You can read individual reviews and ratings on their profile.

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