Home » Sonoma OfficeSonoma Officeby San Francisco OtolaryngologyOctober 6, 2021December 17, 2021Phone: (415) 362-5443Fax: (415) 362-5444752 BroadwaySonoma, CA 95476Get DirectionsOffice Hours: Tuesdays and Thursdays, 8am – 2 pmAt This LocationJacob Johnson, MD