NPIMap

Individual provider Active NPI

Sen V Nguyen, M.D.

  • Family Medicine Physician
  • San Francisco, CA
National Provider Identifier
1265886683
Registry record updated Sep 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
A176846 Issued in CA
Practice address
1560 Sloat Blvd Ste 333
San Francisco, CA 94132-1223
Phone
(415) 353-9339
Fax
(415) 353-3450
NPI assigned
Apr 21, 2016
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 23, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X A176846 CA Primary
Family Medicine Physician 207Q00000X MD2019-0079 NM

Addresses

Primary practice location

1560 Sloat Blvd Ste 333
San Francisco, CA 94132-1223

Mailing address

1560 Sloat Blvd Ste 333
San Francisco, CA 94132-1223
Phone (415) 353-9339

Other practice location 1

995 Potrero Avenue Bldg. 80 Fl 1
San Francisco, CA 94110
Phone (628) 206-5252

Other names 1

  • Steven Van Nguyen Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, CA2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20191125000143 TX Practitioner - Family Practice 1759674690 Reassigns benefits to 1 organization
I20220811000629 CA Practitioner - Family Practice 1759674690 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of Virginia School of Medicine, 2016
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

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.89 of 100Reported as group
Quality
81.13
Improvement activities
40
Cost
71.5

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A176846CAMDFamily Medicine Physician
MD2019-0079NMMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
UCSF Medical Group Business Services CurrentSince Jul 28, 2022 Accepting new patients
University of California San Francisco CurrentSince Jul 28, 2022 Accepting new patients
University of California SFGH Medical Group Family Medicine CurrentSince May 1, 2023 Accepting new patients
University of California San Francisco Current Accepting new patients
City & County of San Francisco Current Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
City and County of San Francisco CurrentSince Apr 25, 2023 Accepting new patients
University of California SFGH Medical Group CurrentSince May 1, 2023 Accepting new patients
Kewa Pueblo Health Corporation CurrentSince Nov 6, 2019 Accepting new patients
City & County of San Francisco CurrentSince Apr 25, 2023 Accepting new patients
University of California San Francisco CurrentSince Jul 28, 2022 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jul 28, 2022 Accepting new patients
Kewa Pueblo Health Corporation Past Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
University of California San Francisco Past Accepting new patients
Henderson County Hospital Corporation Past Accepting new patients

Locations

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

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

1001 Potrero Ave
Bldg 80
San Francisco, CA 94110
Phone (628) 206-8610

995 Potrero Ave
Bldg 80
San Francisco, CA 94110
Phone (415) 206-8611

1725 Montgomery St
Ste 250
San Francisco, CA 94111
Phone 4158857788 ext. 2

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

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

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

85 W Highway 22
Santo Domingo Pueblo, NM 87052
Phone (505) 465-3060

Interoperability endpoints

  • Direct secure messaging: snguyen247233@direct-ucsfmedicalcenter.org

Organizations & group practices 16

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 16

Hospital & facility affiliations 6

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": "1461196800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1265886683",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1560 SLOAT BLVD STE 333",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941321223",
            "telephone_number": "415-353-9339",
            "fax_number": "415-353-3450"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1560 SLOAT BLVD STE 333",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941321223",
            "telephone_number": "415-353-9339",
            "fax_number": "415-353-3450"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "995 Potrero Avenue Bldg. 80 Fl 1",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "94110",
            "country_code": "US",
            "telephone_number": "628-206-5252",
            "fax_number": "628-206-7505",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "SEN",
        "middle_name": "V",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2016-04-21",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "A176846",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NM",
            "license": "MD2019-0079",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "STEVEN",
            "last_name": "NGUYEN",
            "middle_name": "VAN",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.