Individual provider Active NPI

Stephanie Ann Cordonnier, MD

  • Geriatric Medicine (Internal Medicine) Physician
  • San Francisco, CA
National Provider Identifier
1588230809
Registry record updated Dec 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
A198072 Issued in CA
Practice address
3575 Geary Blvd FL 1
San Francisco, CA 94118-3212
Phone
(415) 353-4900
NPI assigned
May 27, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 3, 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 LP05346 RI
Geriatric Medicine (Internal Medicine) Physician 207RG0300X A198072 CA Primary

Addresses

Primary practice location

3575 Geary Blvd FL 1
San Francisco, CA 94118-3212

Mailing address

490 Illinois St
San Francisco, CA 94143-2510

Other practice location 1

490 Illinois St
San Francisco, CA 94143-2510
Phone (415) 514-3577

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
I20251218002562 CA Practitioner - Geriatric Medicine 3678973526 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Geriatric Medicine
Education
Toledo Medical College, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
UCSF Medical Group Business ServicesGroup PAC ID 3779497870, 1,533 clinicians

Practice addresses (Care Compare)

1701 Divisadero St
San Francisco, CA 94115-3011
Phone (415) 476-4029

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

3100 San Pablo Ave
Berkeley, CA 94702-2498
Phone (510) 985-5020

400 Parnassus Ave
San Francisco, CA 94143-2202

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

State licenses

LicenseStateTypeSpecialty
A198072CAMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California Geriatric Medicine CurrentSince Dec 1, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Dec 1, 2025 Accepting new patients
University of California San Francisco CurrentSince Dec 1, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Dec 1, 2025 Accepting new patients
University of California San Francisco CurrentSince Dec 1, 2025 Accepting new patients

Locations

3575 Geary Blvd
Fl 1
San Francisco, CA 94118
Phone (415) 353-4900

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

490 Illinois St
San Francisco, CA 94143
Phone (415) 353-2020

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

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

Organizations & group practices 5

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 3

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": "1622073600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764720000000",
    "number": "1588230809",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "490 ILLINOIS ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432510"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3575 GEARY BLVD FL 1",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941183212",
            "telephone_number": "415-353-4900"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "490 Illinois St",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941432510",
            "country_code": "US",
            "telephone_number": "415-514-3577",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CORDONNIER",
        "first_name": "STEPHANIE",
        "middle_name": "ANN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-05-27",
        "last_updated": "2025-12-03",
        "certification_date": "2025-12-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "RI",
            "license": "LP05346",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "CA",
            "license": "A198072",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.