NPIMap

Individual provider Active NPI

Alexander Steeves-Fuentes

  • Hospitalist Physician
  • San Francisco, CA
National Provider Identifier
1205399839
Registry record updated Jul 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
A182654 Issued in CA
Practice address
505 Parnassus Ave
San Francisco, CA 94143-2204
Phone
(415) 476-1000
NPI assigned
Apr 10, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 23, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 84726 CT
Hospitalist Physician 208M00000X A182654 CA Primary
Addiction Medicine (Internal Medicine) Physician 207RA0401X A182654 CA
Hospitalist Physician 208M00000X 306747 NY

Addresses

Primary practice location

505 Parnassus Ave
San Francisco, CA 94143-2204

Mailing address

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-1000

Other practice location 1

34 Maple St
Norwalk, CT 06850-3815
Phone (203) 852-2000

Other practice location 2

462 1st Ave
New York, NY 10016-9196
Phone (212) 562-4141

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
I20221202002107 CA Practitioner - Hospitalist 4688907462 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hospitalist
Education
New York University 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)

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

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

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Quality
95
Improvement activities
40
Cost
80.65

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
UCSF Medical Group Business Services CurrentSince Nov 17, 2022 Accepting new patients
UCSF Medical Group Business Services CurrentSince Nov 17, 2022 Accepting new patients
University of California San Francisco CurrentSince Nov 17, 2022 Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
University of California San Francisco Current Accepting new patients
Regents of the University of California CurrentSince Nov 17, 2022 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 13, 2023 Accepting new patients
University of California San Francisco CurrentSince Nov 17, 2022 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 13, 2023 Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
NYU Langone Hospitals Past Accepting new patients
University of California San Francisco Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

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

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

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

1001 Potrero Ave
San Francisco, CA 94110
Phone (415) 206-2305

2001 The Embarcadero
Ofc Of
San Francisco, CA 94143
Phone (628) 224-5503

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

Interoperability endpoints

  • Direct secure messaging: asteevesfuentes270701@direct-ucsfmedicalcenter.org

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 2

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": "1554854400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784764800000",
    "number": "1205399839",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "505 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432204",
            "telephone_number": "415-476-1000",
            "fax_number": "415-476-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432204",
            "telephone_number": "415-476-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "34 Maple St",
            "address_purpose": "LOCATION",
            "city": "Norwalk",
            "state": "CT",
            "postal_code": "068503815",
            "country_code": "US",
            "telephone_number": "203-852-2000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "462 1st Ave",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100169196",
            "country_code": "US",
            "telephone_number": "212-562-4141",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEEVES-FUENTES",
        "first_name": "ALEXANDER",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-04-10",
        "last_updated": "2026-07-23",
        "certification_date": "2026-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CT",
            "license": "84726",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A182654",
            "primary": true
        },
        {
            "code": "207RA0401X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": "CA",
            "license": "A182654",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "306747",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.