Local business data | Medical offices | San Francisco

Medical offices in the San Francisco area

Resquared's database lists 13,324 active medical offices within 25 miles of downtown San Francisco, CA as of October 2026. 97% of them are independent, meaning not part of a multi-location brand, above the national figure of 95%, and 157 belong to brands with 50 or more locations.

Medical offices in San Francisco | In Resquared

Get all 13,324 medical offices in the San Francisco area

This page counts them. Resquared gives you every one of them as a list you can filter and work today, then writes and sends the outreach in your name.

13,324
medical offices within 25 miles of downtown San Francisco, ready to filter in Resquared
  • Verified emails and phone numbers, with owner and staff names on premium plans
  • Filter by radius, category, business size, hours and recent reviews
  • AI writes each email in your name from the business's own details
  • Automated follow-ups that stop when someone replies; replies land in your inbox
How we build this data

Every digital footprint of every brick-and-mortar business, resolved into one record and checked source by source.

See how it works
Find every footprintPublic records, business websites, social profiles, review sites, maps and listings, resolved into one business.
Prove the business is real and openEach source is scored for identity and existence; a business stays only when the strongest sources agree.
Pick the best source for every attributeSources are ranked separately for each of hundreds of attributes, and every value comes from the strongest one.
Verify what you will act onEmails are verified before they reach you, so outreach lands with the business.

Key numbers

13,324active medical offices within 25 miles of downtown San Francisco, CA
97%independent (national 95%)
5.4%of all 245,418 businesses in the area
9th of 25by count among the metros we track for medical offices

Medical offices make up 5.4% of the 245,418 active businesses in this area (nationally: 7.0%).

Independent or part of a brand

How many of these medical offices run on their own and how many belong to a multi-location brand. Brand size is the number of locations the brand has nationwide.

Independent (not part of a multi-location brand)12,961 (97%)
Part of a brand with 2-9 locationsunder 10
Part of a brand with 10-49 locations164 (1%)
Part of a brand with 50+ locations157 (1%)
Part of a brand, location count unknown36 (0%)

Where they are

The cities with the most medical offices inside the 25-mile radius.

CityMedical offices
San Francisco, CA4,481
Oakland, CA1,220
Walnut Creek, CA831
Berkeley, CA706
San Mateo, CA488
Burlingame, CA375
Daly City, CA348
Redwood City, CA344

What kinds

The most common sub-types. A business can be listed under more than one.

Doctors9,455
Chiropractors1,655
Internal medicine1,037
Optometrists904
Physical therapy847
Family practice796
Medical centers636
Psychiatrists610

Age and size

  • 1,090 have a known incorporation year. Of those, 20% incorporated in 2015 or later (nationally 13%), and the median year is 2005.
  • 4,996 have an employee-count range on file. 44 of those report 50 or more employees.

What to do with it

Medical offices are usually run by physician owners, clinicians, or practice managers, and they tend to need patient-ready space, equipment financing, staff support, and steady local patient demand.

CRE and business brokers

Medical offices care about exam room layout, sinks, accessibility, parking, and clean building access. This week, filter for independent practices by specialty near your vacancy or buyer list, then send a short plain email asking if they want to see a space that fits patient visits, treatment rooms, or a possible second location.

In this area: 12,961 independents and under 10 operators in brands with 2-9 locations; the largest clusters are in San Francisco and Oakland.

SMB lenders and funders

Doctors, chiropractors, optometrists, and therapy practices borrow for exam equipment, imaging, buildout, software, payroll, and practice purchases. This week, pick a tight specialty group and contact the general inbox or office manager with a short note asking if any equipment, expansion, or acquisition plans are coming up.

Of the 1,090 here with a known incorporation year, 20% incorporated in 2015 or later (nationally 13%); the median year is 2005. 44 report 50 or more employees.

Agencies and local vendors

Medical offices buy help with local search, reviews, appointment requests, websites, phone tracking, and patient reminders. This week, choose a narrow specialty such as physical therapy or optometry, review each practice's online profile, and send a short note offering a quick look at where more local patients may be finding competitors.

97% of the 13,324 here are independent, and the most common types are doctors and chiropractors.

Questions buyers ask

More data

Other categories in San Francisco

Medical offices in other metros

13,324 medical offices in San Francisco. Start reaching them this week.

Pull the list, reach the owner or manager, and let Resquared's AI write and follow up in your name. Replies land in your inbox.