Jean-Marc Cohen, MD

About Me

I am a pathologist who has expertise in cytopathology and fine needle aspiration biopsy. I have particular interest in interventional and diagnostic cytopathology of thyroid and salivary gland neoplasms. As Director of the Fine Needle Aspiration Biopsy Clinic at Memorial Sloan Kettering, I collaborate closely with the head and neck surgical and radiology teams in a multidisciplinary environment.

Read more Read less Minus iconIcon indicating subtraction, or that the element can be closed. Plus IconIcon indicating addition, or that the element can be opened. Arrow (down) icon.An arrow icon, usually indicating that the containing element can be opened and closed.
  • Clinical Expertise: Interventional Cytology (Fine Needle Aspiration, Ultrasound-Guided FNA); Head & Neck Cancers; Thyroid Cancer
  • Awards and Honors: Top Doctors New York Metro Area, Castle Connolly (2014-2016)
  • Languages Spoken: French; Portuguese; Spanish
  • Education: MD, University of Paris VII, Xavier Bichat Medical School (France)
  • Residencies: Mount Sinai Hospital
  • Fellowships: Montefiore Medical Center
  • Board Certifications: Anatomic Pathology; Cytopathology

Consult a Pathologist

Request a consult

Or call 212-639-6780


Visit PubMed for a full listing of Jean-Marc Cohen’s journal articles

Pubmed is an online index of biomedical articles maintained by the U.S. National Library of Medicine and the National Institutes of Health.

Clinical Trials

As home to one of the world’s top cancer research centers, Memorial Sloan Kettering is typically involved in more than 900 clinical trials at a given time. Currently, clinical trials focused on the conditions I treat are enrolling new patients. If you’re interested in joining a clinical trial, click to learn about the trial’s purpose, eligibility criteria, and how to get more information.

Learn more


Most major health insurers offer plans that include MSK as one of their in-network providers. If MSK is in-network, it means all our doctors are too. Medicaid and New York State Medicare also provide benefits for care at MSK.

Learn more