Theodore Wun, M.D.

Theodore Wun, M.D.




Internal Medicine


  • Chief, Division of Hematology and Oncology
  • Director/PI UC Davis Clinical and Translational Science Center
  • Associate Dean for Research
  • Professor of Medicine


To see if Theodore Wun is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

UC Davis Comprehensive Cancer Center

4501 X St.
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Clinic Phone: 916-734-5959
Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Philosophy of Care

I practice a collaborative model of team-based care where the patient is at the center and an active participant.

Clinical Interests

Dr. Wun is a hematologist and medical oncologist with a focus on non-malignant blood disorders. He has special clinical interest and expertise in the care of patients living with sickle cell disease. In addition, he often consults on patients with venous thrombosis, especially associated with cancer.

Research/Academic Interests

Dr. Wun's main research interests are in sickle cell disease and cancer-associated venous thrombosis. Contributions of his research group have included more fully describing the epidemiology of cancer-associated thrombosis and complications of sickle cell disease. He has also led or participated in clinical trials aimed at improving outcomes for people with these disorders.


Hematology and Oncology

Center/Program Affiliation

Clinical and Translational Science Center
UC Davis Comprehensive Cancer Center


M.D., Albany Medical College, Albany NY 1984

B.S., Political Science/Biology, Union College, Schenectady NY 1982

Internship: Internal Medicine, Harbor-UCLA Medical Center, Torrance CA 1984-1985


Internal Medicine, Harbor-UCLA Medical Center, Torrance CA 1985-1987

Chief Resident, Harbor-UCLA Medical Center, Torrance CA 1987-1988


Bone Marrow Transplantation, City of Hope National Medical Center, Duarte CA 1992

Hematology, Harbor-UCLA Medical Center, Torrance CA 1988-1989

Hematology and Oncology, UC Davis Medical Center, Sacramento CA 1989-1992

Board Certifications

American Board of Internal Medicine,

American Board of Internal Medicine, Hematology, 2010

American Board of Internal Medicine, Medical Oncology, 2011

Professional Memberships

American Society of Clinical Oncology

American Society of Hematology

Association for Clinical and Translational Science

International Society for Thrombosis and Hemostasis

Honors and Awards

C. John Tupper Award for Excellence in Teaching, UC Davis School of Medicine, 2020

Eleventh Annual Tanaka Lecturer at Harbor-UCLA Medical Center, 2009

Award for Excellence in Education, UC Davis Health System, 2004

Postgraduate Medical: Fellow, American College of Physicians-American Society of Internal Medicine, 2000

Postgraduate Medical: National Blood Foundation Scholar, 1996

Select Recent Publications

To view a detailed list of Dr. Wun's publications, please click here.

Abrahão R, Ribeiro RC, Malogolowkin MH, Wun T, Keegan THM. Early mortality and survival improvements for adolescents and young adults with acute promyelocytic leukemia in California: an updated analysis. Haematologica. 2022 Mar 1;107(3):733-736. doi:10.3324/haematol.2021.278851. PMID:34320784.

Khorana AA, Barnard J, Wun T, Vijapurkar U, Damaraju CV, Moore KT, Wildgoose P, McCrae KR. Biomarker signatures in cancer patients with and without venous thromboembolism events: a substudy of CASSINI. Blood Adv. 2022 Feb 22;6(4):1212-1221. doi:10.1182/bloodadvances.2021005710. PMID:34807979.

Abrahão R, Brunson AM, Kahn JM, Li QW, Wun T, Keegan THM. Second primary malignancy risk after Hodgkin lymphoma treatment among HIV-uninfected and HIV-infected survivors. Leuk Lymphoma. 2022 Jan 6:1-11. doi:10.1080/10428194.2021.2020775. Epub ahead of print. PMID:34989283.

Mahajan A, Brunson A, Adesina O, Keegan THM, Wun T. The incidence of cancer-associated thrombosis is increasing over time. Blood Adv. 2022 Jan 11;6(1):307-320. doi:10.1182/bloodadvances.2021005590. PMID:34649273.

Alvarez E, Malogolowkin M, Pollock BH, Li Q, Johnston E, Marina N, Wun T, Thorpe S, Keegan T. Impact of location of inpatient cancer care on patients with Ewing sarcoma and osteosarcoma-A population-based study. Pediatr Blood Cancer. 2021 Jul;68(7):e28998. doi:10.1002/pbc.28998. Epub 2021 Mar 15. PMID:33720485.

Abrahão R, Cooley JJP, Maguire FB, Parikh-Patel A, Morris CR, Schwarz EB, Wun T, Keegan THM. Stage at diagnosis and survival among adolescents and young adults with lymphomas following the Affordable Care Act implementation in California. Int J Cancer. 2022 Apr 1;150(7):1113-1122. doi:10.1002/ijc.33880. Epub 2021 Dec 8. PMID:34800045.

Li PC, Tu MJ, Ho PY, Batra N, Tran MML, Qiu JX, Wun T, Lara PN, Hu X, Yu AX, Yu AM. In vivo fermentation production of humanized noncoding RNAs carrying payload miRNAs for targeted anticancer therapy. Theranostics. 2021 Mar 4;11(10):4858-4871. doi:10.7150/thno.56596. PMID:33754032.

Rosenberg AS, Brunson A, Tuscano J, Jonas B, Hoeg R, Wun T, Keegan THM. Effect of autologous hematopoietic stem cell transplant on the development of second primary malignancies in multiple myeloma patients. Blood cancer journal. 2021 Jan;11(1):5 doi:10.1182/blood.V130.Suppl_1.332.332.

Parikh-Patel, A., Morris, C. R., Kizer, K. W., Wun, T. & Keegan, T. H. M. Urban–Rural Variations in Quality of Care Among Patients With Cancer in California. Am J Preventive Med. 2021. doi:10.1016/j.amepre.2021.05.021