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Dr. Michael Klein, Pathologist

Michael J. Klein, MD

Dr. Michael Klein, Pathologist

Michael J. Klein, MD

Hospital for Special Surgery
535 East 70th Street
New York, NY 10021

Tel: 212.606.1807
Fax: 212.606.1910
Hospital for Special Surgery
535 East 70th Street
New York, NY 10021

Tel: 212.606.1807
Fax: 212.606.1910

Dr. Michael J. Klein is an Attending Pathologist at Hospital for Special Surgery. He specializes in the diagnosis and treatment of bone and soft tissue tumors, non-neoplastic bone diseases, joint diseases, and laboratory medicine specific to bone and soft tissue disease.

Dr. Klein received his medical degree from Temple University in Philadelphia, PA, and then completed his internship, residency, and fellowship at New York University Medical Center. Throughout his career, he has been an active member in several professional organizations, has maintained numerous editorial appointments, and has published extensively.

In addition, Dr. Klein has been awarded a number of prestigious honors. These include New York University Medical Center's Twenty-Five Year Service Award and the International Skeletal Society's Corrine Farrell Award. He has consistently been ranked as one of the Best Doctors in America and has been recognized often for his excellence in teaching.

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Attending Pathologist, Hospital for Special Surgery


Special Expertise

Diagnosis and treatment of bone and soft tissue tumors
Diagnosis and treatment of non-neoplastic bone diseases
Diagnosis and treatment of joint diseases
Laboratory medicine specific to bone and soft tissue diseases


Interpretation of bone, joint, soft tissue, and general surgical pathology
All laboratory medicine (excluding blood banking)


Leonard Robinson Award for Excellence in Resident Education, 2008
Best Doctors in America, 2003-2008
Founders Lecturer, International Skeletal Society, 2005
Henry L. Jaffe Lecturer, Hospital for Joint Diseases Orthopaedic Institute, 2003
Twenty-Five Year Service Award, NYU School of Medicine, 2000
Corrine Farrell Award, International Skeletal Society, 1996
Excellence in Teaching Awards, Mt. Sinai School of Medicine, 1989-1991, 1993-1995, 1998, 2003


International Skeletal Society
American Society of Clinical Pathologists
United States and Canadian Academy of Pathology
College of American Pathologists



Insurance Information

Blue Cross Blue Shield PPO HMO POS
Blue Cross Blue Shield Pathway
Blue Cross Blue Shield Pathway Enhanced
Emblem Selectcare
Oxford Medicare
United Healthcare
United Healthcare Compass

Please do not hesitate to contact our office if you have questions regarding your insurance coverage. You may still have coverage subject to the availability of 'out-of-network' benefits.


MD, Temple University, Philadelphia, PA, 1973


New York University Medical Center, New York, 1974


New York University Medical Center, New York, 1977


New York University Medical Center, New York, 1979


Anatomical /Clinical Pathology, American Board of Pathology, 1978
Voluntary Recertification, American Board of Pathology, 2004

State Licensure

New York, New Jersey, California, Alabama

Editorial Appointments

Editorial Board, Human Pathology
Editorial Board, Skeletal Radiology
Editorial Board, Advances in Anatomical Pathology
Editorial Board, (Consultant Editor of Research) The Journal of Bone and Joint Surgery (American)

Selected Publications

Hermann, G, Abdelwahab, IF, and Klein, MJ: Musculoskeletal Involvement by Malignant Lymphoma. In Radiological Imaging in Hematological Malignancies, Guermazi, A, ed. (Heidelberg:Springer-Verlag), 159-174, 2004.

Klein, MJ: Bones (In The Cancer Handbook, 2nd Edition. Alison, MR, ed. John Wiley and Sons, Ltd. Chichester, West Sussex, UK, 2007), Chapter 54:733-748.

Klemm, KM, Klein, MJ: Biochemical Markers of Bone Metabolism. In Pincus et.al., Davidson and Henry’s Clinical Diagnosis and Management by Laboratory Methods. 21st ed. (Philadelphia:Saunders-Elsevier) 170-184. 2007.

Klein, MJ: Bone Tumors. In Schwab, M. Encyclopedia of Cancer, 2nd Edition. (Heidelberg:Spirnger-Verlag) - (in press).

Hoch, BL, Klein, MJ, and Schiller, AL: Bones and Joints. In Rubin’s Pathology: Clinicopathologic Foundations of Medicine, 5th Edition. Rubin, R, Strayer, DS, eds. (Philadelphia, Wolters Kluwer/Lippincott Williams and Wilkins), 2007.

Hameed, O, Klein, MJ: Bone Neoplasms and other Non-Metabolic Disorders. In The Washington Manual of Surgical Pathology, Humphrey, PA, Dehner, LP, Pfeifer, JD, eds.(Philadelphia, Wolters Kluwer/Lippincott, Williams and Wilkins) 630-652, 2008.

Klein, MJ: Ewing’s Sarcoma and Primitive Neuroectodermal Tumor. In Bone and Soft Tissue Pathology: Foundations in Diagnostic Pathology. Folpe, AL, Inwards, CY, eds. (Philadelphia: Elsevier) - (in press).

For more publications, please see the PubMed listing.

Research Interests

Pathoradiographic correlation methods
Use of informatics to improve diagnoses and clinical research methods