Stephen A. Mannis, M.D., M.B.A.




  • Assistant Professor


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

Patient Support Services Building

4150 V St., Suite 1200
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Phone: 916-734-5031
Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Philosophy of Care

I strive to deliver the highest quality of patient care, being sensitive to the cultural needs of my patients and to treat each of my patients with compassion.

Clinical Interests

Dr. Mannis' areas of interest include general anesthesia, trauma care, obstetrical anesthesia and ambulatory anesthesia.


General Anesthesiology


M.D., UC San Diego School of Medicine, San Diego CA 1977

M.B.A., Business, University of South Florida, Tampa FL 1999

B.S., Stanford University, Palo Alto CA 1973

Internship: Internal Medicine, University of Texas, San Antonio TX 1977-1979


Anesthesiology, UC Davis Medical Center, Sacramento CA 1985-1986


Anesthesiology, UC Los Angeles Medical Center, Los Angeles CA 1986

Board Certifications

American Board of Anesthesiology, 2014

American Board of Internal Medicine, 1980

Professional Memberships

American Society of Anesthesiology

California Society of Anesthesiologists

International Anesthesia Research Society

Society for Ambulatory Anesthesia

Select Recent Publications

T. Archer, S. Mannis and A. Macario. Ambulatory Surgery Center Profitability, Efficiency and Cost Containment, Handbook of Ambulatory Anesthesia, Second Edition, Chapter 15, pp. 396-418. 2008.