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Internist
35 years of experience
Video profile
Accepting new patients
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

4.0
  • Currently 4 of 4 stars
(4)
Patient comments (3)

The overall average patient rating of Dr. Leonard Klein, Internist is Excellent. Dr. Klein has been reviewed by 4 patients who have provided 3 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. Leonard Klein, MD is board certified in Hematology.

  • He has special expertise in 11 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Blood Disorders
  • Blood Transfusion
  • Bone Marrow Transplantation
  • Breast Cancer
  • Chronic B-Cell Lymphocytic Leukemia
  • Clinical Research
  • Epidemiology
  • Leukemia
  • Lymphoma
  • Multiple Myeloma (Cancer of Plasma Cells)

Education & Awards

Dr. Klein graduated from State University of New York at Buffalo. He has 2 awards.

Awards  
Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice Award (2012)

Affiliations

Dr. Klein has 5 hospital affiliations:

  • Northwest Community Hospital 
  • Advocate Lutheran General Hospital 

Languages

  • Spanish

> > > > Dr. Leonard Klein, MD

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Additional Information
Dr. Leonard M Klein MD is a male Hematologist, has 35 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.