Individual provider Active NPI

Justin Shanahan, MD

  • Diagnostic Radiology Physician
  • Philadelphia, PA
National Provider Identifier
1942049390
Registry record updated Jun 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
MT213777 Issued in PA
Practice address
3400 Civic Center Blvd
Philadelphia, PA 19104-5127
Phone
(800) 789-7366
NPI assigned
May 23, 2024
Last updated
Jun 20, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 20, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X MT231777 PA
Diagnostic Radiology Physician 2085R0202X MT213777 PA Primary

Addresses

Primary practice location

3400 Civic Center Blvd
Philadelphia, PA 19104-5127

Mailing address

5501 Old York Rd Ste 1
Philadelphia, PA 19141-3098

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

State licenses

LicenseStateTypeSpecialty
MT231777PAMDInternal Medicine Physician
MT213777PAMDDiagnostic Radiology Physician

NPI Registry JSON

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

{
    "created_epoch": "1716422400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750377600000",
    "number": "1942049390",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5501 OLD YORK RD STE 1",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191413098"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3400 CIVIC CENTER BLVD",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191045127",
            "telephone_number": "800-789-7366"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHANAHAN",
        "first_name": "JUSTIN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2024-05-23",
        "last_updated": "2025-06-20",
        "certification_date": "2025-06-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "MT231777",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "PA",
            "license": "MT213777",
            "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 Jun 20, 2025; 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.