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).
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The overall average patient rating of Dr. Leonard Klein, Internist is Excellent.
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Specialties & Research
Dr. Leonard Klein, MD is board certified in Hematology.
- He has special expertise in 15 areas:
- Acute Myeloid Leukemia
- Adult T-Cell Leukemia-Lymphoma
- Blood Disorders
- Blood Transfusion
- Bone Marrow Transplantation
- Breast Cancer
- Chronic B-Cell Lymphocytic Leukemia
- Clinical Research
- Deep Vein Thrombosis
- Hepatitis C
- Multiple Myeloma (Cancer of Plasma Cells)
- Myeloid Leukemia
Education & Awards
Dr. Klein graduated from State University of New York at Buffalo. He has 2 awards.
Dr. Klein has 5 hospital affiliations:
- Northwest Community Hospital
- Advocate Lutheran General Hospital
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- Additional Information
- Dr. Leonard M Klein MD is a male Hematologist, has 36 years of experience and practices in Hematology.
- Where does Dr. Leonard M. Klein practice?
- Dr. Leonard Klein has 2 office locations.
Dr. Leonard Klein practices Hematology near Niles, IL.
Additional practice locations include: Chicago, IL.
See Niles Hematologists.