Michael Tanaka, Jr., M.D.

Michael S. Tanaka, Jr., M.D.




Internal Medicine


Internal Medicine


  • Professor
To see if Michael S. Tanaka, Jr. 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

2279 45th Street
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Phone: Administrative Office 916-734-3772
Physician Referrals: 800-362-5566

Clinical Interests

Dr. Tanaka is interested in gastrointestinal malignancies, including colorectal, pancreatic and liver cancer as well as solid tumors. He has been a staff hematologist-oncologist at the Department of Veterans Affairs hospitals in Martinez and Mather Field in Sacramento since 1995.


Hematology and Oncology

Center/Program Affiliation

UC Davis Comprehensive Cancer Center


M.D., UC Davis School of Medicine, Sacramento, California, 1982

B.S., University of Southern California, Los Angeles, California, 1976


UC Davis Medical Center, Sacramento, California, 1983-1985


VA Medical Center, Martinez, California, 1986-1991

Board Certifications

American Board of Internal Medicine, 1986

American Board of Internal Medicine, Hematology, 1996

American Board of Internal Medicine, Medical Oncology, 1989

Professional Memberships

American Medical Association

American Society of Clinical Oncology

Honors and Awards

Heineman Pulmonary Prize, UC Davis, 1982

Academic Honor of Hematology, UC Davis, 1980

Academic Honor of Pulmonary Medicine, UC Davis, 1980

Academic Honor of Cardiovascular Medicine, 1980

Magna Cum Laude, USC, 1976

Phi Kappa Phi, USC, 1976

Phi Beta Kappa, USC, 1976