Active NPI
Johns Hopkins University
Doing business as Jhu - 8429 Baltimore National Pike - Provider Type 20
- Internal Medicine Physician
- Ellicott City, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- Legal business name
- JOHNS HOPKINS UNIVERSITY
- Doing business as
- Jhu - 8429 Baltimore National Pike - Provider Type 20
- Practice address
- 8429 Baltimore National Pike
Ellicott City, MD 21043-0000 - Phone
- (410) 933-0000
- NPI assigned
- Nov 24, 2025
- Last updated
- Nov 24, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Nicholas Giarratano
- Title
- Pes
- Phone
- (410) 933-0000
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | Primary |
Addresses
Primary practice location
8429 Baltimore National Pike
Ellicott City, MD 21043-0000
Mailing address
6201 Greenleigh Ave
Baltimore, MD 21220-2004
Phone (410) 933-6423
Other names 1
- JHU - 8429 BALTIMORE NATIONAL PIKE - PROVIDER TYPE 20
National Provider Directory
National Provider Directory- Tax ID family
- Johns Hop Univ Inter Me
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.
-
dba Jhu-5300 Alpha Commons Dr Provider Type:20-Physician
- Pulmonary Disease Physician
- Baltimore, MD
- NPI 1134099864
-
dba Jhu - 1132 Annapolis Rd Ste 201 - Provider Type 20
- Internal Medicine Physician
- Odenton, MD
- NPI 1083584569
-
dba Jhu - 4940 Eastern Ave- Provider Type: 10 -Lab
- Clinical Pathology/Laboratory Medicine Physician
- Baltimore, MD
- NPI 1093674442
-
dba Jhu - 9901 Medical Center Dr - Provider Type: 20
- Internal Medicine Physician
- Rockville, MD
- NPI 1093678518
-
dba Brancati Center for Advancement of Community Care
- Endocrinology, Diabetes & Metabolism Physician
- Baltimore, MD
- NPI 1104300334
-
dba Jhu - 6569 N Charles St Ste 600 -Provider Type: 20-Physician
- Internal Medicine Physician
- Baltimore, MD
- NPI 1104786953
-
dba Jhu-11055 Little Patuxent Pkwy Ste L9-Provider Type: 20-Physician
- Internal Medicine Physician
- Columbia, MD
- NPI 1104786961
-
dba Jhu - 10803 Falls Rd - Provider Type: 21
- Certified Registered Nurse Anesthetist
- Lutherville, MD
- NPI 1114897808
-
dba Wolfe
- Endocrinology, Diabetes & Metabolism Physician
- Baltimore, MD
- NPI 1124615679
-
dba JHCP at Waters Edge
- Customized Equipment (DME)
- Belcamp, MD
- NPI 1124736541
-
dba JHU - 2041 East Monument Street PROVIDER TYPE: 20-PHYSICIAN
- Immunopathology Physician
- Baltimore, MD
- NPI 1124989215
-
dba Jhu - Medicine/Endocrine - Provider Type: 20
- Endocrinology, Diabetes & Metabolism Physician
- Lutherville, MD
- NPI 1124998034
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1763942400000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1763942400000",
"number": "1134080674",
"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": "8429 BALTIMORE NATIONAL PIKE",
"city": "ELLICOTT CITY",
"state": "MD",
"postal_code": "210430000",
"telephone_number": "410-933-0000"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "JOHNS HOPKINS UNIVERSITY",
"organizational_subpart": "NO",
"enumeration_date": "2025-11-24",
"last_updated": "2025-11-24",
"certification_date": "2025-11-10",
"status": "A",
"authorized_official_last_name": "GIARRATANO",
"authorized_official_first_name": "NICHOLAS",
"authorized_official_title_or_position": "PES",
"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 - 8429 BALTIMORE NATIONAL PIKE - PROVIDER TYPE 20",
"code": "3",
"type": "Doing Business As"
}
]
}
Other providers in Ellicott City, MD
- Chulmin Jo
- Joan M. Kanter, DDS, PA
- Joanna Durham LLC
- John Murphy DPM, LLC (Maryland Podiatry Center)
- Johns Hopkins Regional Physicians LLC (JHRP-2850 North Ridge Rd Ste 102-Provider Type: 20 Physician)
- Edward Johnson
- Kristen Mary Johnson, OTR/L, CLT
- Nikita Johnson, MIDWIFE, DOULA
- Paula Jean Johnson, GNA
- Tangie Johnson
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 24, 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.