Individual provider Active NPI

Austin Hsu, MD, PHD

  • Psychiatry Physician
  • San Francisco, CA
National Provider Identifier
1174461651
Registry record updated Jun 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
1174461651 Issued in CA
Practice address
675 18TH St
San Francisco, CA 94143-4200
Phone
(714) 269-9587
NPI assigned
Mar 24, 2026
Last updated
Jun 17, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 17, 2026

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 1174461651 CA Primary

Addresses

Primary practice location

675 18TH St
San Francisco, CA 94143-4200

Mailing address

1555 Pine St Apt 2
San Francisco, CA 94109-4611
Phone (714) 269-9587

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine, Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
1174461651CAMDPsychiatry Physician

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1774310400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781654400000",
    "number": "1174461651",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1555 PINE ST APT 2",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941094611",
            "telephone_number": "714-269-9587"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "675 18TH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941434200",
            "telephone_number": "714-269-9587"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HSU",
        "first_name": "AUSTIN",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-03-24",
        "last_updated": "2026-06-17",
        "certification_date": "2026-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "1174461651",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.