Individual provider Active NPI

Joseph Moy Fong, MD

  • Pediatric Critical Care Medicine Physician
  • San Francisco, CA
National Provider Identifier
1316678246
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Critical Care Medicine PhysicianTaxonomy code 2080P0203X
License
A209006 Issued in CA
Practice address
1975 4TH St
San Francisco, CA 94143-2351
Phone
(415) 476-1000
NPI assigned
Jun 21, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X A209006 CA
Pediatric Critical Care Medicine Physician 2080P0203X A209006 CA Primary

Addresses

Primary practice location

1975 4TH St
San Francisco, CA 94143-2351

Mailing address

550 16TH St FL 4
San Francisco, CA 94143-2549
Phone (415) 476-5001

Other practice location 1

1001 Potrero Avenue
Bldg. 5, 6M
San Francisco, CA 94110-3518
Phone (628) 206-8376

Other practice location 2

550 16th Street, 4th Floor
San Francisco, CA 94143-0110
Phone (415) 476-5001

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
I20260623003801 CA Practitioner - Pediatric Medicine 8820561699

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
Illinois Medical College, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

PO Box
Los Angeles, CA 90074

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

NPI Registry JSON

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

{
    "created_epoch": "1655769600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1316678246",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "550 16TH ST FL 4",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432549",
            "telephone_number": "415-476-5001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1975 4TH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432351",
            "telephone_number": "415-476-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1001 Potrero Avenue",
            "address_2": "Bldg. 5, 6M",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941103518",
            "country_code": "US",
            "telephone_number": "628-206-8376",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "550 16th Street, 4th Floor",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941430110",
            "country_code": "US",
            "telephone_number": "415-476-5001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FONG",
        "first_name": "JOSEPH",
        "middle_name": "MOY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-06-21",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A209006",
            "primary": false
        },
        {
            "code": "2080P0203X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Critical Care Medicine",
            "state": "CA",
            "license": "A209006",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.