Individual provider Active NPI

Brianna Noelle Williamson, MD

  • Psychiatry Physician
  • San Francisco, CA
National Provider Identifier
1306409537
Registry record updated Jan 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
R77394 Issued in AZ
Practice address
1825 4TH St
San Francisco, CA 94143-2350
Phone
(415) 885-7671
Fax
(415) 353-9522
NPI assigned
Apr 14, 2019
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 23, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X R77394 AZ Primary

Addresses

Primary practice location

1825 4TH St
San Francisco, CA 94143-2350

Mailing address

1825 4TH St
San Francisco, CA 94143-2350
Phone (415) 885-7671

Other identifiers 1

IdentifierTypeStateIssuer
R77394MedicaidAZ

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250107004021 CA Practitioner - Hospice/Palliative CarePractitioner - Psychiatry 7719213289 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hospice/Palliative CareAlso: Psychiatry
Education
Wright State University Boonshoft School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

2330 Post St
San Francisco, CA 94115-3465
Phone (415) 476-4029

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-4029

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California CurrentSince Nov 3, 2024 Accepting new patients
University of California San Francisco CurrentSince Nov 3, 2024 Accepting new patients
UCSF Medical Group Business Services CurrentSince Nov 3, 2024 Accepting new patients
UCSF Medical Group Business Services CurrentSince Nov 3, 2024 Accepting new patients
University of California San Francisco CurrentSince Nov 3, 2024 Accepting new patients
University of California San Francisco Current Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

225 California Dr
Burlingame, CA 94010
Phone (415) 353-2002

1825 4th St
Rm L6103F
San Francisco, CA 94143

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

1001 Potrero Ave
Rm 5H22
San Francisco, CA 94110
Phone (628) 206-4774

1825 4th St
Fl 4
San Francisco, CA 94143
Phone (415) 353-9888

1825 4th St
San Francisco, CA 94143
Phone (415) 353-3000

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

1825 4th St
Fl Oor
San Francisco, CA 94143

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

Organizations & group practices 8

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

Hospital & facility affiliations 1

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": "1555200000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1737590400000",
    "number": "1306409537",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1825 4TH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432350",
            "telephone_number": "415-885-7671"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1825 4TH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432350",
            "telephone_number": "415-885-7671",
            "fax_number": "415-353-9522"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "BRIANNA",
        "middle_name": "NOELLE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-04-14",
        "last_updated": "2025-01-23",
        "certification_date": "2025-01-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "AZ",
            "license": "R77394",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "R77394",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.