Individual provider Active NPI

Jonathan James Liang, MD, PHD

  • Allergy & Immunology Physician
  • Philadelphia, PA
National Provider Identifier
1679258669
Registry record updated Oct 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy & Immunology PhysicianTaxonomy code 207K00000X
License
MD497335 Issued in PA
Practice address
3500 Civic Center Blvd
Philadelphia, PA 19104-4395
Phone
(215) 590-2549
NPI assigned
Jun 19, 2023
Last updated
Oct 16, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology Physician 207K00000X MD497335 PA Primary

Addresses

Primary practice location

3500 Civic Center Blvd
Philadelphia, PA 19104-4395

Mailing address

3500 Civic Center Blvd
Philadelphia, PA 19104-4395
Phone (215) 590-2549

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
2023022773MOMDPediatrics Physician

NPI Registry JSON

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

{
    "created_epoch": "1687132800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792108800000",
    "number": "1679258669",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3500 CIVIC CENTER BLVD",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191044395",
            "telephone_number": "215-590-2549"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3500 CIVIC CENTER BLVD",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191044395",
            "telephone_number": "215-590-2549"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LIANG",
        "first_name": "JONATHAN",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-06-19",
        "last_updated": "2026-10-16",
        "certification_date": "2026-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "PA",
            "license": "MD497335",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 16, 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.