Individual provider Active NPI

Stephen John Georgiou Jr., MD

  • Internal Medicine Physician
  • Fresno, CA
National Provider Identifier
1922609486
Registry record updated Jun 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A202326 Issued in CA
Practice address
155 N Fresno St
Fresno, CA 93701-2302
Phone
(559) 499-6500
NPI assigned
Nov 2, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 15, 2026

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
Internal Medicine Physician 207R00000X A202326 CA Primary

Addresses

Primary practice location

155 N Fresno St
Fresno, CA 93701-2302

Mailing address

155 N Fresno St
Fresno, CA 93701-2302
Phone (559) 499-6500

Other names 1

  • Steve John Georgiou Jr. Other name

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

Interoperability endpoints

  • Direct secure messaging: stephen.georgiou.1@31788.direct.athenahealth.com
  • Direct secure messaging: stephen.georgiou.1@17661.direct.athenahealth.com

NPI Registry JSON

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

{
    "created_epoch": "1604275200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1922609486",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "155 N FRESNO ST",
            "city": "FRESNO",
            "state": "CA",
            "postal_code": "937012302",
            "telephone_number": "559-499-6500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "155 N FRESNO ST",
            "city": "FRESNO",
            "state": "CA",
            "postal_code": "937012302",
            "telephone_number": "559-499-6500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GEORGIOU",
        "first_name": "STEPHEN",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-11-02",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A202326",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "STEVE",
            "last_name": "GEORGIOU",
            "middle_name": "JOHN",
            "suffix": "JR.",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Fresno, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 15, 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.