JOHNS HOPKINS UNIVERSITY – NPI #1972463149
Internal Medicine

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Health Care Provider Taxonomy Code for Internal Medicine

JOHNS HOPKINS UNIVERSITY is a provider located in BALTIMORE, MD. NPPES has assigned the NPI number 1972463149 to JOHNS HOPKINS UNIVERSITY on November 12, 2025. It is a Type-2 NPI, indicating this NPI number is associated with an organization. The primary taxonomy selected by this provider is 207RN0300X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Nephrology

Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for JOHNS HOPKINS UNIVERSITY below.

NPI Profile for
JOHNS HOPKINS UNIVERSITY

NPI Number
1972463149
Enumeration Date

(about 7 months ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
JOHNS HOPKINS UNIVERSITY
Primary location
301 MASON LORD DR STE 3400
BALTIMORE, MD 21224-3057
Phone: (410) 550-0526 Fax:
Mailing address
6201 GREENLEIGH AVE
MIDDLE RIVER, MD 21220-2004
Phone: (410) 550-0526 Fax: (410) 500-4266
Organization Subpart
No
Authorized Official
NICHOLAS GIARRATANO
DIRECTOR, PROVIDER ENROLLMENT
Phone: (410) 933-0000
Updated
Certification Date
Nov 12, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RN0300X
- Internal Medicine / Nephrology (Primary)

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.