NPIMap

Organization Active NPI

Johns Hopkins University

Doing business as admin location

  • Endocrinology, Diabetes & Metabolism Physician
  • Bethesda, MD
National Provider Identifier
1003403551
Registry record updated Jun 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
Legal business name
JOHNS HOPKINS UNIVERSITY
Doing business as
admin location
Practice address
8901 Rockville Pike
Bethesda, MD 20889-0001
Phone
(301) 400-1382
NPI assigned
Dec 30, 2020
Last updated
Jun 11, 2025By the provider in NPPES
Organization subpart
Yes
Parent organization
JOHNS HOPKINS UNIVERSITYAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Jun 11, 2025

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

Authorized official

Name
Mary Helen McDermott
Title
Director of Ar and Coding
Phone
(410) 933-1260

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X NU Primary

Addresses

Primary practice location

8901 Rockville Pike
Bethesda, MD 20889-0001

Mailing address

6201 Greenleigh Ave FL 2
Middle River, MD 21220-2004

Other names 1

  • admin location Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Johns Hop Univ Inter Me439 organizations share this tax ID, including this one
Part of
Johns Hop Univ Inter Me

Organizations with this tax ID in the same state 12

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

NPI Registry JSON

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

{
    "created_epoch": "1609286400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1749600000000",
    "number": "1003403551",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6201 GREENLEIGH AVE FL 2",
            "city": "MIDDLE RIVER",
            "state": "MD",
            "postal_code": "212202004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8901 ROCKVILLE PIKE",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208890001",
            "telephone_number": "301-400-1382"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHNS HOPKINS UNIVERSITY",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "JOHNS HOPKINS UNIVERSITY",
        "enumeration_date": "2020-12-30",
        "last_updated": "2025-06-11",
        "certification_date": "2025-06-11",
        "status": "A",
        "authorized_official_last_name": "MCDERMOTT",
        "authorized_official_first_name": "MARY",
        "authorized_official_middle_name": "HELEN",
        "authorized_official_title_or_position": "DIRECTOR OF AR AND CODING",
        "authorized_official_telephone_number": "410-933-1260"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "admin location",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "admin location",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Bethesda, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 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.