The Sonoma Patient Group team works with customers to pinpoint their needs and educate them in their purchase to treat their symptoms. Learn More. WHAT OUR FANS SAY SPG ranks high with our customers. See our reviews on Google, Weedmaps and Yelp. VISIT US. 2425 Cleveland Ave. #175 Santa Rosa, CA 95403. 707.526.2800 info@sonomapatientgroup.com..