NPIMap

Organization Active NPI

Johns Hopkins University

  • Endocrinology, Diabetes & Metabolism Physician
  • Lutherville, MD
National Provider Identifier
1124998034
Registry record updated Nov 6, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
Legal business name
JOHNS HOPKINS UNIVERSITY
Practice address
10751 Falls Rd Ste 250
Lutherville, MD 21093-4552
Phone
(443) 997-3370
NPI assigned
Nov 6, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 6, 2025

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

Authorized official

Name
Nicholas Giarratano
Title
Director, Provider Enrollment
Phone
(410) 933-0000

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RE0101X Primary

Addresses

Primary practice location

10751 Falls Rd Ste 250
Lutherville, MD 21093-4552

Mailing address

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

Other names 1

  • JHU - MEDICINE/ENDOCRINE - PROVIDER TYPE: 20 Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Johns Hopkins Univ Emer439 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 24

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 24

Locations

10751 Falls Rd
Ste 250
Lutherville, MD 21093
Phone (410) 847-3535

NPI Registry JSON

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

{
    "created_epoch": "1762387200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762387200000",
    "number": "1124998034",
    "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": "10751 FALLS RD STE 250",
            "city": "LUTHERVILLE",
            "state": "MD",
            "postal_code": "210934552",
            "telephone_number": "443-997-3370"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHNS HOPKINS UNIVERSITY",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-11-06",
        "last_updated": "2025-11-06",
        "certification_date": "2025-11-06",
        "status": "A",
        "authorized_official_last_name": "GIARRATANO",
        "authorized_official_first_name": "NICHOLAS",
        "authorized_official_title_or_position": "DIRECTOR, PROVIDER ENROLLMENT",
        "authorized_official_telephone_number": "410-933-0000"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "JHU - MEDICINE/ENDOCRINE - PROVIDER TYPE: 20",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Lutherville, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 6, 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.