NPIMap

Individual provider Active NPI

Brett Michael London, D.O.

  • Family Medicine Physician
  • Berkeley, CA
National Provider Identifier
1730474933
Registry record updated Dec 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
13489 Issued in CA
Practice address
1801 Shattuck Ave Ste a
Berkeley, CA 94709-1872
Phone
(888) 663-6331
Fax
(415) 252-7176
NPI assigned
Jun 15, 2011
Last updated
Dec 17, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 17, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X TL-4021 CO
Family Medicine Physician 207Q00000X 13489 CA Primary

Addresses

Primary practice location

1801 Shattuck Ave Ste a
Berkeley, CA 94709-1872

Mailing address

130 Sutter St FL 2
San Francisco, CA 94104-4009
Phone (415) 658-6791

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150813010868 CA Practitioner - Family Practice 4486969854 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
One Medical Group IncGroup PAC ID 2567623739, 330 clinicians

Practice addresses (Care Compare)

1801 Shattuck Ave a
Berkeley, CA 94709-1872
Phone (888) 663-6331

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
TL-4021COMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
Lifelong Medical Care Family Medicine CurrentSince Sep 20, 2025 Accepting new patients
One Medical Group, Inc. Family Medicine CurrentSince Jul 15, 2015 Accepting new patients
Lifelong Medical Care CurrentSince Sep 20, 2025 Accepting new patients
One Medical Group, Inc Family Medicine CurrentSince Jul 15, 2015 Accepting new patients

Locations

1801 Shattuck Ave
Ste A
Berkeley, CA 94709
Phone (510) 225-1025

2344 6th St
Berkeley, CA 94710
Phone (510) 981-3203

10700 MacArthur Blvd
Ste 14B
Oakland, CA 94605
Phone (510) 563-4300

1955 Broadway
Ste A
Oakland, CA 94612

150 Harbour Way
Richmond, CA 94801
Phone (510) 237-9537

1 Embarcadero Ctr
Ste 1900
San Francisco, CA 94111

110 Sutter St
Fl 6
San Francisco, CA 94104
Phone (415) 523-6317

130 Sutter St
Fl 2
San Francisco, CA 94104
Phone (415) 529-4522

559 Clay St
#200
San Francisco, CA 94111
Phone (415) 830-4744

2950 S Delaware St
Ste 150
San Mateo, CA 94403

1004 Northgate Dr
San Rafael, CA 94903
Phone (415) 590-6150

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 10

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1308096000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765929600000",
    "number": "1730474933",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "130 SUTTER ST FL 2",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941044009",
            "telephone_number": "415-658-6791",
            "fax_number": "415-520-0904"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1801 SHATTUCK AVE STE A",
            "city": "BERKELEY",
            "state": "CA",
            "postal_code": "947091872",
            "telephone_number": "888-663-6331",
            "fax_number": "415-252-7176"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LONDON",
        "first_name": "BRETT",
        "middle_name": "MICHAEL",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-06-15",
        "last_updated": "2025-12-17",
        "certification_date": "2025-12-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "CO",
            "license": "TL-4021",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "13489",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Berkeley, CA

Sources for this page

Verify at the official NPI Registry.