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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).

Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. James Leonardo, Internist, Hematologist, Family Practitioner is Good. Dr. Leonardo has been reviewed by 10 patients who have provided 4 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 3.9
Courteous Staff 4.4
Accurate Diagnosis 3.8
Bedside Manner 4.4
Spends Time with Me 4.0
Follows Up After Visit 4.2

Specialties & Research

Dr. James Leonardo, MD, PHD is board certified in Internal Medicine, Hematology, and Medical Oncology.

  • He has special expertise in 13 areas:
  • Acute Myeloid Leukemia
  • Breast Cancer
  • Cancer
  • Chronic Myeloid Leukemia
  • Chronic Myelomonocytic Leukemia
  • Deep Vein Thrombosis
  • Gastrointestinal Cancer
  • Head and Neck Cancer
  • Hepatitis C
  • Leukemia
  • Lung Cancer
  • Metastatic Breast Cancer
  • Pain

Education & Awards

Dr. Leonardo graduated from Temple University Physicians, Philadelphia. He has 1 awards.

Compassionate Doctor Recognition (2011 - 2012)


Dr. Leonardo has 12 hospital affiliations:

  • Little Falls Hospital 
  • Cobleskill Regional Hospital 


  • Spanish
  • French
  • Mandarin
  • Ukrainian
  • Chinese
  • Russian
  • Cantonese

> > > > Dr. James Leonardo, MD, PHD

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Additional Information
Dr. James M Leonardo MD and PHD is a male Internist, has 21 years of experience and practices in Internal Medicine, Hematology, Medical Oncology, and Hematology.
Where does Dr. James M. Leonardo practice?
Dr. James Leonardo has 4 office locations.
Dr. James Leonardo practices Internal Medicine, Hematology, Medical Oncology, and Hematology near Wilmington, MA.
Additional practice locations include: Cooperstown, NY and Oneonta, NY.
See Wilmington Internists, Wilmington Hematologists, Wilmington Oncologists, and Wilmington Pathologists.