Show me search results for:

You can change this selection at any time via the Accredited Business toggle on the search results page.

We use cookies to give users the best content and online experience. By clicking “Accept All Cookies”, you agree to allow us to use all cookies. Visit our Privacy Policy to learn more.

Cookie Preferences

Many websites use cookies or similar tools to store information on your browser or device. We use cookies on BBB websites to remember your preferences, improve website performance and enhance user experience, and to recommend content we believe will be most relevant to you. Most cookies collect anonymous information such as how users arrive at and use the website. Some cookies are necessary to allow the website to function properly, but you may choose to not allow other types of cookies below.

Necessary Cookies

What are necessary cookies?
These cookies are necessary for the site to function and cannot be switched off in our systems. They are usually only set in response to actions made by you that amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not work. These cookies do not store any personally identifiable information.

Necessary cookies must always be enabled.

Functional Cookies

What are functional cookies?
These cookies enable the site to provide enhanced functionality and personalization. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies, some or all of these services may not function properly.

Performance Cookies

What are performance cookies?
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Marketing Cookies

What are marketing cookies?
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant content on other sites. They do not store personal information directly, but are based on uniquely identifying your browser or device. If you do not allow these cookies, you will experience less targeted advertising.
Better Business Bureau®
Resources for Businesses
Better Business Bureau
          Category: Medical Service Organization

          Showing: 798 results for Medical Service Organization
          near Castro Valley, CA

          Filter by

          Service Area

          Filter by

          Distance
          Categories
          BBB Rating
          State/Province
          Show Only
          Get Connected
          Sort By
          • Distance
          • Rating

          Eden Medical Center

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F

          This rating reflects BBB's opinion about the entire organization's interactions with its customers, including interactions with local locations.

          View HQ Business Profile
          not BBB accredited
          (916) 733-8800

          20103 Lake Chabot Rd,
          Castro Valley, CA 94546-5305

          Sutter Health

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F
          not BBB accredited
          (916) 733-8800

          Billing Dept 13855 E 14th St,
          San Leandro, CA 94578-2611

          Sutter Health

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F
          not BBB accredited
          (916) 733-8800

          13847 E. 14th Street,
          San Leandro, CA 94578

          One Medical

          Medical Service Organization

          BBB Rating: A-
          Service Area

          Serving the following areas:

          • Novato, CA
          not BBB accredited
          (888) 663-6331

          3151 Crow Canyon Pl,
          San Ramon, CA 94583-1359

          California Center For Functional Medicine

          Medical Service Organization

          BBB Rating: A
          Service Area

          Serving the following areas:

          • Kensington, CA
          not BBB accredited
          (510) 849-6500

          4100 Redwood Rd 20a 616,
          Oakland, CA 94619

          Sutter Health

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F
          not BBB accredited
          (916) 733-8800

          4050 Dublin Blvd, Floor 2,
          Dublin, CA 94568

          One Medical

          Medical Service Organization

          BBB Rating: A-
          Service Area

          Serving the following areas:

          • Novato, CA
          not BBB accredited
          (888) 663-6331

          7554 Dublin Blvd,
          Dublin, CA 94568-4365

          Sutter Health

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F
          not BBB accredited
          (916) 733-8800

          176 Calle La Mesa,
          Moraga, CA 94556

          ER Direct

          Medical Service Organization

          BBB Rating: NR
          Service Area

          Serving the following areas:

          • Oakland, CA
          not BBB accredited
          (800) 756-4206

          Oakland, CA 94611

          Sutter East Bay Medical Foundation

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F

          This rating reflects BBB's opinion about the entire organization's interactions with its customers, including interactions with local locations.

          View HQ Business Profile
          not BBB accredited
          (916) 733-8800

          176 Calle La Mesa,
          Moraga, CA 94556

          One Medical

          Medical Service Organization

          BBB Rating: A-
          Service Area

          Serving the following areas:

          • Novato, CA
          not BBB accredited
          (888) 663-6331

          3850 Grand Ave,
          Oakland, CA 94610-1004

          Alameda Healthcare & Wellness Center

          Medical Service Organization

          BBB Rating: NR
          Service Area

          Serving the following areas:

          • Alameda County, CA
          not BBB accredited
          (510) 523-8857

          430 Willow Street,
          Alameda, CA 94501

          One Medical

          Medical Service Organization

          BBB Rating: A-
          Service Area

          Serving the following areas:

          • Novato, CA
          not BBB accredited
          (888) 663-6331

          1955 Broadway Ste A,
          Oakland, CA 94612-2205

          Sutter East Bay Medical Foundation

          Medical Service Organization, Hospital, Medical Doctor ...

          BBB Rating: F

          This rating reflects BBB's opinion about the entire organization's interactions with its customers, including interactions with local locations.

          View HQ Business Profile
          not BBB accredited
          (916) 733-8800

          12 Camino Encinas # 12,
          Orinda, CA 94563

          Patience In Healthcare

          Medical Service Organization

          BBB Rating: A+
          Service Area

          Serving the following areas:

          • Oakland, CA
          not BBB accredited
          (510) 605-3311

          2001 Broadway,
          Oakland, CA 94612

          Related Categories

          Accreditation and Ratings Overview

          Accredited BusinessAccredited Business

          Select businesses earn BBB Accreditation by undergoing a thorough evaluation and upholding the BBB Accreditation Standards.

          A+

          BBB assigns ratings from A+ (highest) to F (lowest). In some cases, BBB will not rate the business (indicated by an NR, or "No Rating") for reasons that include insufficient information about a business or ongoing review/update of the business's file.

          Didn't find the business you were looking for?

          If the business you're looking for isn't in our directory, submit a request to have it added.