> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/companies-in/san-francisco-ca/hospitals-and-health-care/ # Hospitals and Health Care Organizations in San Francisco, CA The bigger hospitals and health care organizations headquartered in San Francisco, CA, with what they do, their sizes and how to reach their people. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** Among the hospitals and health care organizations counted in San Francisco, CA, the biggest by headcount range include Dignity Health, Home Care Assistance and UCSF Health. They are mostly very small: 59% have 50 or fewer employees. ## Which hospitals and health care organizations are in San Francisco? Among the companies whose public profile lists Hospitals and Health Care as their industry and San Francisco, CA as their headquarters, the biggest by headcount range include Dignity Health, Home Care Assistance, UCSF Health, Innovaccer and One Medical. Names link to a company profile where we have one. | Company | Employees | | --- | --- | | [Dignity Health](https://enrich.chat/company/dignity-health/) | 10,001+ | | Home Care Assistance | 10,001+ | | [UCSF Health](https://enrich.chat/company/ucsf-health/) | 5,001 to 10,000 | | Innovaccer | 1,001 to 5,000 | | One Medical | 1,001 to 5,000 | | Transcarent | 1,001 to 5,000 | | Omada Health | 501 to 1,000 | | Vida Health | 501 to 1,000 | | Collective Health | 501 to 1,000 | | Honor | 501 to 1,000 | | Smithrx | 501 to 1,000 | | Institute On Aging | 501 to 1,000 | | Pair Team | 501 to 1,000 | | Healthright 360 | 501 to 1,000 | | On Lok | 501 to 1,000 | | Rapid Care Group | 501 to 1,000 | | Chinese Hospital | 501 to 1,000 | | Homebridge | 501 to 1,000 | | Balance Health | 501 to 1,000 | | Abridge | 201 to 500 | | Tia | 201 to 500 | | Viz.Ai | 201 to 500 | | Ambience Healthcare | 201 to 500 | | Hazel Health | 201 to 500 | | Elation Health | 201 to 500 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## What do hospitals and health care organizations in San Francisco do? Hospitals and Health Care is a broad label. The most common NAICS codes among them are 541511 (22%), 621999 (13%) and 621111 (7%). **Figure: What hospitals and health care organizations in San Francisco do.** Bars for the share of counted hospitals and health care organizations with each code: 541511 22%, 621999 13%, 621111 7%, 624190 6%, 513210 4%, 541512 4%, 541618 4%. *Share of counted hospitals and health care organizations in San Francisco by their NAICS code.* [NAICS 541511](https://enrich.chat/naics/541511/)[NAICS 621999](https://enrich.chat/naics/621999/)[NAICS 621111](https://enrich.chat/naics/621111/)[NAICS 513210](https://enrich.chat/naics/513210/)[NAICS 541512](https://enrich.chat/naics/541512/) ## How big are they? 59% of the hospitals and health care organizations counted in San Francisco have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of hospitals and health care organizations in San Francisco.** Seven columns for the share of counted hospitals and health care organizations in San Francisco in each employee range: 11 to 50 59%, 51 to 200 26%, 201 to 500 8%, 501 to 1,000 5%, 1,001 to 5,000 1%, 5,001 to 10,000 0%, 10,001+ 1%. *Share of counted hospitals and health care organizations in San Francisco in each employee range.* ## How old are they? Most were founded in the 2010s (54%), then the 2020s (23%). **Figure: When hospitals and health care organizations in San Francisco were founded.** Eight columns for the share of counted hospitals and health care organizations in San Francisco founded in each era: Before 1960 3%, 1960s 0%, 1970s 2%, 1980s 4%, 1990s 5%, 2000s 9%, 2010s 54%, 2020s 23%. *Share of counted hospitals and health care organizations in San Francisco by the era they were founded in, for the ones that list a founding year.* ## How hospitals and health care organizations compare - 59% of hospitals and health care organizations in San Francisco have 50 or fewer employees, against 71% across other cities on this site. - 77% were founded in 2010 or later, against 54% across other cities on this site. ## How do you reach the people at hospitals and health care organizations in San Francisco? The people to talk to are usually operations, IT and finance leaders. Build the list in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the hospitals and health care organizations in San Francisco, CA ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the operations, IT and finance leaders at hospitals and health care organizations in San Francisco, CA, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Other industries in San Francisco: [Software Companies](https://enrich.chat/companies-in/san-francisco-ca/software-development/)[Technology and Internet Companies](https://enrich.chat/companies-in/san-francisco-ca/technology-information-and-internet/)[IT Services Companies](https://enrich.chat/companies-in/san-francisco-ca/it-services-and-it-consulting/)[Financial Services Companies](https://enrich.chat/companies-in/san-francisco-ca/financial-services/)[Advertising Agencies](https://enrich.chat/companies-in/san-francisco-ca/advertising-services/)[Real Estate Companies](https://enrich.chat/companies-in/san-francisco-ca/real-estate/)[Construction Companies](https://enrich.chat/companies-in/san-francisco-ca/construction/)[Consulting Firms](https://enrich.chat/companies-in/san-francisco-ca/business-consulting-and-services/)[Nonprofit Organizations](https://enrich.chat/companies-in/san-francisco-ca/non-profit-organizations/)[Venture Capital and Private Equity Firms](https://enrich.chat/companies-in/san-francisco-ca/venture-capital-and-private-equity-principals/)[Design Firms](https://enrich.chat/companies-in/san-francisco-ca/design-services/)[Architecture Firms](https://enrich.chat/companies-in/san-francisco-ca/architecture-and-planning/)[Staffing and Recruiting Firms](https://enrich.chat/companies-in/san-francisco-ca/staffing-and-recruiting/)[Law Firms](https://enrich.chat/companies-in/san-francisco-ca/law-practice/)[Cybersecurity Companies](https://enrich.chat/companies-in/san-francisco-ca/computer-and-network-security/)[Biotechnology Companies](https://enrich.chat/companies-in/san-francisco-ca/biotechnology-research/)[Colleges and Universities](https://enrich.chat/companies-in/san-francisco-ca/higher-education/)[Education Organizations](https://enrich.chat/companies-in/san-francisco-ca/education-administration-programs/)[Legal Services Firms](https://enrich.chat/companies-in/san-francisco-ca/legal-services/)[All of San Francisco](https://enrich.chat/companies-in/san-francisco-ca/) Hospitals and Health Care Organizations in other cities: [New York, NY](https://enrich.chat/companies-in/new-york-ny/hospitals-and-health-care/)[Houston, TX](https://enrich.chat/companies-in/houston-tx/hospitals-and-health-care/)[Chicago, IL](https://enrich.chat/companies-in/chicago-il/hospitals-and-health-care/)[Dallas, TX](https://enrich.chat/companies-in/dallas-tx/hospitals-and-health-care/)[Los Angeles, CA](https://enrich.chat/companies-in/los-angeles-ca/hospitals-and-health-care/)[Atlanta, GA](https://enrich.chat/companies-in/atlanta-ga/hospitals-and-health-care/)[Phoenix, AZ](https://enrich.chat/companies-in/phoenix-az/hospitals-and-health-care/)[Miami, FL](https://enrich.chat/companies-in/miami-fl/hospitals-and-health-care/)[Austin, TX](https://enrich.chat/companies-in/austin-tx/hospitals-and-health-care/)[Nashville, TN](https://enrich.chat/companies-in/nashville-tn/hospitals-and-health-care/) ## Frequently asked questions ### Which are the biggest hospitals and health care organizations in San Francisco? Among those counted, they include Dignity Health, Home Care Assistance, UCSF Health, Innovaccer and One Medical, ranked by headcount range. ### How big are hospitals and health care organizations in San Francisco? 59% of those counted have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. ### Which companies count as hospitals and health care? Companies whose public profile lists Hospitals and Health Care as their industry and whose headquarters are in San Francisco, CA. ## Try this prompt Find the people at hospitals and health care organizations in San Francisco ```text Use www.enrich.chat to find the operations, IT and finance leaders at hospitals and health care organizations in San Francisco, CA, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Software Companies in San Francisco](https://enrich.chat/companies-in/san-francisco-ca/software-development/) - [Technology and Internet Companies in San Francisco](https://enrich.chat/companies-in/san-francisco-ca/technology-information-and-internet/) - [IT Services Companies in San Francisco](https://enrich.chat/companies-in/san-francisco-ca/it-services-and-it-consulting/) - [Financial Services Companies in San Francisco](https://enrich.chat/companies-in/san-francisco-ca/financial-services/) - [Hospitals and Health Care Organizations in New York](https://enrich.chat/companies-in/new-york-ny/hospitals-and-health-care/) - [Hospitals and Health Care Organizations in Houston](https://enrich.chat/companies-in/houston-tx/hospitals-and-health-care/) - [Hospitals and Health Care Organizations in Chicago](https://enrich.chat/companies-in/chicago-il/hospitals-and-health-care/) - [Hospitals and Health Care Organizations in Dallas](https://enrich.chat/companies-in/dallas-tx/hospitals-and-health-care/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)