San Francisco Health Service System (SFHSS) is offering the Blue Shield Trio health plan

The Trio HMO Plan, now in its second year, provides the exact same benefits and plan design as the Access+ HMO, with lower premium contributions, and access to many of the same hospitals and physicians. If you are a current Access+ HMO enrollee, but your doctors are in the Trio Network, you may choose to select a lower premium contribution for the exact same benefits. Please call the dedicated Trio HMO Concierge line at (855) 747-5800 or visit

New and Existing Blue Shield Trio HMO Members Eligible for Sun Basket Custom Home Meals Delivery
Starting in January, new and currently enrolled Trio HMO members will be eligible to receive a two-week complimentary subscription to Sun Basket ( for custom home delivered meals. Sun Basket is a healthy meal-kit service that delivers organic, sustainable ingredients and easy recipes for cooking at home. This complimentary subscription includes three customizable meals a week for two people, over the two-week period. To qualify, Trio HMO enrollees need complete their annual preventive care visit within the first 90 days of enrollment. Existing Trio members can provide proof of a completed annual preventive care visit within the previous nine months.

Trio HMO Plan highlights

For more information, please call Shield Concierge, a dedicated service that can answer questions about your current health plan and the Trio HMO Plan. Representatives can be reached (855) 747-5800, Monday through Friday from 7:00AM to 7:00PM PST. You can also visit Blue Shield's dedicated SFHSS member site at

How to Enroll in the Trio HMO Plan

Trio Network

Trio San Francisco Providers

Trio Bay Area Providers

Network Hospitals

Network Medical Groups and Independent Practice Associations

Trio In Your Area