Thomas Richard Spitzer MD

Hematologic Oncology

Director, Bone Marrow Transplant Program Massachusetts General Hospital

55 Fruit StZero Emerson Place Suite 118Boston, MA 02114
Phone+1 617-724-1124
Fax+1 617-724-1126

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Education & Training

Case Western Reserve University/University Hospitals Cleveland Medical CenterFellowship, Hematology and Medical Oncology, 1983
New York Presbyterian Hospital (Cornell Campus)Residency, Internal Medicine, 1974 - 1976
University of Rochester School of Medicine and DentistryClass of 1974

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Certifications & Licensure

MA State Medical License 1977 - 2028
OH State Medical License 1978 - 2028
NY State Medical License 1975 - 2027
DC State Medical License 1988 - 2001
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Hematology
American Board of Internal Medicine Medical Oncology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2012, 2014-2017
CMS Meaningful Use Stage 2 Certification EpicCare Inpatient 2014 Certified EHR Suite, Epic Systems Corporation, 2012, 2014-2017
CMS Meaningful Use Stage 2 Certification Longitudinal Medical Record, Partners Healthcare System, 2012, 2014-2017

Clinical Trials

Combined Bone Marrow and Kidney Transplant for Multiple Myeloma With Kidney Failure
COMPLETED
PHASE1
Non-Myeloablative HLA-Mismatched Ex-Vivo T-cell Depleted Stem Cell Transplantation for Hematologic Malignancies
TERMINATED
PHASE2
Non-Myeloablative HLA-Matched Ex-Vivo T-cell Depleted Stem Cell Transplantation for Hematologic Malignancies
TERMINATED
PHASE2

Publications & Presentations

PubMed

PTCy, sirolimus, MMF and RGI-2001 to explore regulatory T-cell expansion following haploidentical peripheral blood stem cell transplantation: a pilot study.
Zachariah DeFillipp, Nora K Horick, Kathleen M E Gallagher, Won-Ho Lee, J Graham Kiana
Leukemia & Lymphoma. 2026-10-20
1 citations
Reduced-Dose Post-Transplant Cyclophosphamide (PTCy 40-40) in Allogeneic Hematopoietic Cell Transplantation.
Lauren Scarpetti, Qiuhong Zhao, Daniel Ikeda, Jeremy Sen, Jooho Chung
Transplantation and Cellular Therapy. 2026-08-23
1 citations
Incidence of and Risk Factors for Delayed Engraftment after Post-Transplant Cyclophosphamide.
Lauren Scarpetti, Daniel E Schwartz, Weixing Huang, Daniel Ikeda, Kerry Collier
Transplantation and Cellular Therapy. 2026-06-01

Journal Articles

Related Peripheral Blood Stem Cell Donors Experience More Severe Symptoms and Less Complete Recovery at 1-Year Compared to Unrelated Donors
Parameswaran N Hari, David A Jacobsohn, Joseph P McGuirk, Mary M Horowitz, Walter Longo, Thomas Spitzer, Daniel J Weisdorf, Shahram Mori, David C Delgado, Marcie L Ric..., Haematologica

Abstracts/Posters

Post-Transplant Cyclophosphamide in Allogeneic Bone Marrow Transplantation for the Treatment of Benign Hematologic Diseases
Thomas Spitzer, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/7/2019
Development of HHV-6-Specific Immunity after Cord Blood Transplantation in Adults Depends on Reconstitution of Thymopoiesis and Regeneration of CD4+ T Cells
Thomas Spitzer, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/8/2019

Press Mentions

Three Kids Are Thriving After Kidney Transplants with No ImmunosuppressantsJune 27th, 2022
Ingenious Technique Leads to Kids Having Kidney Transplants Without Immune SuppressionJune 17th, 2022
Transplant Success Without Immune Suppressive DrugsJune 16th, 2022

Grant Support

Mixed Chimerism Following BMT For Hematologic MalignancyNational Cancer Institute2000–2002
IL 2 In HLA Mismatched Bone Marrow TransplantationNational Cancer Institute1994–1997

Professional Memberships

American Society of Clinical Oncology - ASCO
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Doximity / States / Massachusetts / Boston / Thomas Spitzer, MD

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