NPIMap

Organization Active NPI

Johns Hopkins University

  • Internal Medicine Physician
  • Glen Burnie, MD
National Provider Identifier
1023988482
Registry record updated Nov 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
JOHNS HOPKINS UNIVERSITY
Practice address
7671 Quarterfield Rd
Glen Burnie, MD 21061-4998
Phone
(410) 457-3041
NPI assigned
Nov 10, 2025
Organization subpart
No

Authorized official

NPPES NPI Registry
Name
Nicholas Giarratano
Title
Director, Prov Enrollment
Phone
(410) 933-0000

Corporate family (same tax ID) 23

Organizations that report the same tax identification number in the National Provider Directory.

National Provider Directory

National Provider Directory
Tax ID family
Johns Hopkins Univ Emer (439 organizations share this tax ID)

Specialties & licenses 1

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X Primary

Addresses

NPPES NPI Registry

Primary practice location

7671 Quarterfield Rd
Glen Burnie, MD 21061-4998

Mailing address

6201 Greenleigh Ave
Baltimore, MD 21220-2004
Phone (410) 933-6423

Other names 1

NPPES NPI Registry
  • JHU - 7671 QUARTERFIELD RD - PROVIDER TYPE 20 Doing business as

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Nov 10, 2025.

{
    "created_epoch": "1762732800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762732800000",
    "number": "1023988482",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6201 GREENLEIGH AVE",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212202004",
            "telephone_number": "410-933-6423"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7671 QUARTERFIELD RD",
            "city": "GLEN BURNIE",
            "state": "MD",
            "postal_code": "210614998",
            "telephone_number": "410-457-3041"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHNS HOPKINS UNIVERSITY",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-11-10",
        "last_updated": "2025-11-10",
        "certification_date": "2025-11-10",
        "status": "A",
        "authorized_official_last_name": "GIARRATANO",
        "authorized_official_first_name": "NICHOLAS",
        "authorized_official_title_or_position": "DIRECTOR, PROV ENROLLMENT",
        "authorized_official_telephone_number": "410-933-0000"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "JHU - 7671 QUARTERFIELD RD - PROVIDER TYPE 20",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Glen Burnie, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 10, 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.