Dr. Leonard Kessler MD Hematologist

Dr. Leonard Kessler is a hematologist in Rockville Centre, New York. He is affiliated with multiple hospitals in the area, including Mercy Medical Center and Mercy Medical Center. He received his medical degree from Albert Einstein College of Medicine of Yeshiva University and has been in practice for 39 years. He is one of 7 doctors at Mercy Medical Center and one of 14 at Mercy Medical Center who specialize in Hematology.

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Office Location

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Specialty & Clinical Interests

Hematologist: General Hematology

Education & Medical Training

Albert Einstein College of Medicine at Montefiore Medical Center
Residency, Internal Medicine, 1975 - 1976

Albert Einstein College of Medicine at Montefiore Medical Center
Residency, Therapeutic Radiology, 1976 - 1977

Albert Einstein College of Medicine at Montefiore Medical Center
Residency, Internal Medicine, 1977 - 1978

Albert Einstein College of Medicine at Montefiore Medical Center
Fellowship, Hematology, 1978 - 1979

Memorial Sloan-Kettering Cancer Center
Fellowship, Medical Oncology, 1979 - 1980

Albert Einstein College of Medicine of Yeshiva University
Class of 1975

Certifications & Licensure

American Board of Internal Medicine
Certified in Cardiovascular Disease

American Board of Internal Medicine
Certified in Internal Medicine

American Board of Internal Medicine
Certified in Interventional Cardiology

WI State Medical License
Active through 2013

Awards, Honors & Recognition

Fellow (FACP), American College of Physicians
2002

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • BCBS Florida BlueSelect
  • BCBS Florida NetworkBlue
  • BCBS Florida Preferred Patient Care PPO
  • CareFirst BCBS Maryland POS
  • CareFirst BlueChoice Advantage
  • CareFirst BlueChoice Network POS
  • CareFirst BluePreferred PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • First Health PPO
  • Great West PPO
  • Humana ChoiceCare Network PPO
  • United - River Valley Neighborhood Health Partnership
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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