
Join to view full profile
1621 Oak AveSte BDavis, CA 95616
Phone+1 916-452-3030
Fax+1 530-302-3383
Dr. Hanssmann is on Doximity
As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Education & Training
UCLA David Geffen School of Medicine/UCLA Medical CenterResidency, Psychiatry, 1973 - 1977
University of Iowa Health Care Medical CenterResidency, Internal Medicine, 1968 - 1969
University of ChicagoInternship, Internal Medicine, 1967 - 1968
University of Iowa Roy J. and Lucille A. Carver College of MedicineClass of 1967
Certifications & Licensure
AZ State Medical License 2018 - Present
CA State Medical License 1971 - 2027
NM State Medical License 2021 - 2027
WA State Medical License 2016 - 2026
TX State Medical License 2021 - 2024
AK State Medical License 2021 - 2022
IA State Medical License 1968 - 1987
American Board of Psychiatry and Neurology Psychiatry
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence: