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Primary Care Doctor's Office in San Francisco, CA Castro

Our Castro office offers exceptional primary care for adults of all ages, including seniors on Medicare. We’ve designed our member experience for real life — from same-day appointments that start on time to 24/7 video chat to compassionate providers who listen. We focus on building real relationships with patients and using technology to simplify every aspect of getting care. And we’re not just here for when you’re sick or injured. We can also help you meet physical and mental health goals, manage chronic illnesses, and live a happier, healthier life. Think of us as your home for healthcare.

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Interested in becoming a member or learning more about One Medical?

Membership benefits you’ll enjoy

  • Get 24/7 on-demand care nationwide via Video Chat or Treat Me Now at no extra cost
  • Send and receive secure messages with a provider
  • Easily access your health records and care plans
  • Request prescription refills and renewals
  • Book an in-person or remote visit in a state where we have offices

2355 Market St

San Francisco , CA 94114

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Contact us:

Office Hours:

Mon–Fri: 8AM–6PM
Sat–Sun: Closed

Lab Hours:

Mon, Tue, Thu, Fri: 8AM–5PM
Wed: 8AM–4PM
Sat–Sun: Closed
*4/11 Labs will close at 4pm today


Location details

Neighborhood: Castro Landmarks: Across Market Street from Catch Restaurant and H&R Block. Located between Chadwicks and ROLO.


Metered street parking is available along Market St. and surrounding streets, all of which is 2-hour parking. There is also a public parking lot ~ 2 blocks away (5 minute walk) on Castro St. between 18th St. and Market, next to the Castro theater.

Public transit

Bikes: Not permitted in the office, but there are available bike parking spots on Market St. in front of the office. MUNI Bus: 24-Divisadero to Castro/Market 33-Stanyan to Castro/18th 35-Eureka to Castro/Market MUNI: F-Market to Market/Castro K-Ingleside to Market/Castro L-Taraval to Market/Castro M-Ocean View to Market/Castro S-Castro to Market/Castro BART All lines to 16th St. Mission. Walk to 33-Stanyan at 16th/Mission San Francisco Metro Transit Home

Our services

Think of us as your home for healthcare — your go-to for preventive care like physicals and screenings and your first stop when something feels off.

Frequently asked questions