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photo of Fermina M. Mazzella, MD

Fermina M. Mazzella, MD

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About Dr. Mazzella

Dr. Mazzella is a pathologist at HSS specializing in hematology / hematopathology, blood bank / transfusion medicine, and all aspects of laboratory medicine. Her practice includes clinical service, laboratory management and advancement of the department through the development of esoteric testing.


Special Expertise

Blood bank / Transfusion medicine
Hematology / Hematopathology
Laboratory medicine


Interpretation of surgical pathology specimens
Laboratory medicine

Patient Stories


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Chief Clinical Pathologist, Hospital for Special Surgery
Director of Transfusion Services for the Blood Bank, Hospital for Special Surgery


College of American Pathologists
International Clinical Cytometry Society
International Society for Laboratory Hematology
International Society on Thrombosis and Haemostasis


Anatomic and Clinical Pathology, 1997
Hematology, 2006 (recertified 2016)
Six Sigma Black Belt, 2013


Medical: Ross University School of Medicine, 1988
Residency: Anatomic and Clinical Pathology, Danbury Hospital, 1996
Fellowship: Hematology, University of Cincinnati Medical Center, 1998

State Licensure



Publications by Dr. Mazzella

Selected Journal Articles


Most of Dr. Mazzella's research has involved clinical hematology and the use of molecular tests to diagnose hematologic malignancy and infection.

Industry Relationships

Industry Relationships

HSS has a long history of supporting appropriate relationships with industry because they advance HSS's mission to provide the highest quality patient care, improve patient mobility, and enhance the quality of life for all, and to advance the science of orthopedic surgery, rheumatology, and their related disciplines through research and education.

As of July 01, 2023, Dr. Mazzella reported no relationships with the healthcare industry.

HSS and its physicians make this information available to patients and the public, thus creating a transparent environment for those who are interested in this information. Further, the HSS Conflicts of Interest and Commitment Policy prohibits physicians from collecting royalties on products they develop that are used on patients at HSS.