Individual provider Active NPI

Tianyi Zhang, MD

  • Anesthesiology Physician
  • San Francisco, CA
National Provider Identifier
1326624230
Registry record updated Apr 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A180491 Issued in CA
Practice address
521 Parnassus Ave FL 4
San Francisco, CA 94143-2206
Phone
(415) 476-9035
NPI assigned
Mar 22, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 28, 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
Anesthesiology Physician 207L00000X A180491 CA Primary

Addresses

Primary practice location

521 Parnassus Ave FL 4
San Francisco, CA 94143-2206

Mailing address

2425 Geary Blvd
San Francisco, CA 94115-3358

Other practice location 1

2425 Geary Blvd
San Francisco, CA 94115-3358
Phone (415) 476-9035

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
I20250509002284 CA Practitioner - Anesthesiology 2668849357 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of California, San Francisco School of Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
G2 Anesthesia PCGroup PAC ID 3375873599, 104 clinicians
University Anesthesia Medical GroupGroup PAC ID 2769370535, 402 clinicians

Practice addresses (Care Compare)

2425 Samaritan Dr
San Jose, CA 95124-3908
Phone (408) 559-2011

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

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A180491CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of California San Francisco CurrentSince May 1, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince May 1, 2025 Accepting new patients
University of California San Francisco CurrentSince May 1, 2025 Accepting new patients
University Anesthesia Medical Group Anesthesiology CurrentSince May 1, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince May 1, 2025 Accepting new patients
University of California San Francisco Current Accepting new patients
UCSF Medical Center Anesthesiology Past Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
G2 Anesthesia PC Anesthesiology Past Accepting new patients

Locations

3351 El Camino Real
Ste 220
Atherton, CA 94027
Phone (650) 363-2800

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

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

521 Parnassus Ave
Fl 4
San Francisco, CA 94143
Phone (415) 476-9035

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

2425 Samaritan Dr
San Jose, CA 95124
Phone (408) 354-2114

2400 Samaritan Dr
Ste 206
San Jose, CA 95124
Phone (408) 369-9300

Interoperability endpoints

  • Direct secure messaging: tzhang88029@direct-ucsfmedicalcenter.org

Organizations & group practices 9

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": "1616371200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745798400000",
    "number": "1326624230",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2425 GEARY BLVD",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941153358"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "521 PARNASSUS AVE FL 4",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432206",
            "telephone_number": "415-476-9035"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2425 Geary Blvd",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941153358",
            "country_code": "US",
            "telephone_number": "415-476-9035",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZHANG",
        "first_name": "TIANYI",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-03-22",
        "last_updated": "2025-04-28",
        "certification_date": "2025-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A180491",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.