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Internist, Oncology Specialist (cancer)
11 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Matthew Matasar:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Matthew Matasar is Good. Dr. Matasar has been reviewed by 4 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 4.0
Spends Time with Me 4.0
Follows Up After Visit 4.5

Specialties & Research

Dr. Matthew Matasar, MD, MS is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 7 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Bone Marrow Transplantation
  • Cancer
  • Hodgkin Disease
  • Lymphoma
  • Non-Hodgkin Lymphoma
  • Stem Cell Transplant

Education & Awards

Dr. Matasar graduated from Harvard University , Boston.


Dr. Matasar has 1 hospital affiliations:

  • Memorial Sloan-Kettering 


  • Spanish
  • English

> > > > Dr. Matthew Matasar, MD, MS

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Additional Information
Dr. Matthew J Matasar MD and MS is a male Internist, has 11 years of experience and practices in Internal Medicine and Medical Oncology.
Where does Dr. Matthew J. Matasar practice?
Dr. Matthew Matasar has 2 office locations.
Dr. Matthew Matasar practices Internal Medicine and Medical Oncology near Commack, NY.
Additional practice locations include: New York, NY.
See Commack Internists and Commack Oncologists.