Expertise in
10
conditions

Dr. Ioannis Hatzaras

Surgical Oncology
Nyc Health Hospitals / Bellevue
462 1st Ave, 
New York, NY 
Expertise in
10
conditions
Nyc Health Hospitals / Bellevue
462 1st Ave, 
New York, NY 

Overview

Ioannis Hatzaras is a Surgical Oncologist practicing medicine in New York, New York.

Dr. Hatzaras is highly rated in 10 conditions, according to our data. His clinical expertise encompasses Gallbladder Cancer, Gallbladder Disease, Cholangiocarcinoma (Bile Duct Cancer), Gallbladder Removal, and Lymphadenectomy.

He is actively involved in clinical research, co-authoring 79 peer reviewed articles.

Specialties

Surgical Oncology

Licenses

Surgery in NY

Languages Spoken

English

Gender

Male

Insurance

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Locations

Nyc Health Hospitals / Bellevue
462 1st Ave, New York, NY 10016

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

79 Total Publications

Machine Learning-Driven Risk Prediction Models for Posthepatectomy Liver Failure: A Narrative Review.
Machine Learning-Driven Risk Prediction Models for Posthepatectomy Liver Failure: A Narrative Review.
Journal: Medicina (Kaunas, Lithuania)
Published: December 19, 2025
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Frequently Asked Questions about Dr. Ioannis Hatzaras

How do I make an appointment with Dr. Ioannis Hatzaras?

You can book an appointment with Dr. Ioannis Hatzaras by calling their office at 203-435-0545. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Ioannis Hatzaras a top-rated expert for Gallbladder Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Ioannis Hatzaras is classified as an Elite expert for Gallbladder Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Ioannis Hatzaras specialize in?

While Dr. Ioannis Hatzaras is a Surgical Oncology, they have specific expertise in Gallbladder Cancer, Gallbladder Disease, and Cholangiocarcinoma (Bile Duct Cancer). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Surgical Oncology.

Does Dr. Ioannis Hatzaras participate in research or clinical trials?

Yes. Dr. Ioannis Hatzaras has published 79 articles and abstracts on conditions like Gallbladder Cancer. You can view a list of Dr. Ioannis Hatzaras's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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