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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).

Learn more about Dr. Steven Gruenstein:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

4.5
  •  
(17)
Patient comments (6)

The overall average patient rating of Dr. Steven Gruenstein, Hematolgist, Oncologist is Excellent. Dr. Gruenstein has been reviewed by 17 patients who have provided 6 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
  •  
Promptness 4.1
  •  
Courteous Staff 4.5
  •  
Accurate Diagnosis 5.0
  •  
Bedside Manner 5.0
  •  
Spends Time with Me 4.9
  •  
Follows Up After Visit 4.4
  •  

Specialties & Research

  • He has special expertise in 17 areas:
  • Acute Myeloid Leukemia
  • Adult T-Cell Leukemia-Lymphoma
  • Anemia
  • Blood Disorders
  • Bone Marrow and Lymphatic Tissue Cancer (Hematologic Neoplasm)
  • Breast Cancer
  • Chronic B-Cell Lymphocytic Leukemia
  • Deep Vein Thrombosis
  • Gastrointestinal Cancer
  • Hepatitis C
  • Leukemia
  • Lung Cancer
  • Lymphoma
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Myelodysplastic Syndromes
  • Myeloid Leukemia
  • Myeloproliferative Disorders

Education & Awards

Dr. Gruenstein graduated from Universita Degli Studi Di Genova. He has 5 awards.

Awards  
Castle Connolly America's Top Doctors® (2014 - 2015)
Castle Connolly America's Top Doctors® for Cancer (2015)
Castle Connolly Top Doctors: New York Metro Area™ (1998 - 2008, 2010 - 2015)
Patients' Choice Award (2008 - 2011, 2014)
Compassionate Doctor Recognition (2010 - 2011, 2014)

Affiliations

Dr. Gruenstein has 3 hospital affiliations:

  • Lenox Hill Hospital 
  • Mt Sinai Hospital 
  • Mount Sinai Hospital and Medical Center 

Languages

  • Italian

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Additional Information
Dr. Steven Gruenstein MD is a male Hematologist, has 28 years of experience and practices in Hematology.
Where does Dr. Steven Gruenstein practice?
Dr. Steven Gruenstein has 1 office location.
Dr. Steven Gruenstein practices Hematology near New York, NY.
See New York Hematologists.