JOHNS HOPKINS UNIVERSITY
NPI 1447852215
Preventive Medicine - Addiction Medicine in Baltimore, MD
About Johns Hopkins University NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHNS HOPKINS UNIVERSITY (NPI 1447852215), doing business as Jhu - Pediatrics/addiction Medicine, is a healthcare organization registered as an addiction medicine in Baltimore, Maryland and active in the NPI registry since November 2020. The organization lists Nicholas Giarratano, Director, Provider Enrollment, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Johns Hopkins University is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Johns Hopkins University, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Johns Hopkins University's NPI number?
The NPI number for Johns Hopkins University is 1447852215. It was assigned to this organization in the NPPES registry on November 16, 2020. The provider is doing business as Jhu - Pediatrics/Addiction Medicine.
Where is Johns Hopkins University located?
Johns Hopkins University is located at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 955-2910.
What is Johns Hopkins University's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.
Is Johns Hopkins University enrolled in Medicare?
Yes. Johns Hopkins University is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Johns Hopkins University?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Johns Hopkins University, in Clinical Psychologist and Pediatric Medicine. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Johns Hopkins University was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Johns Hopkins University · NPI 1447852215
Addiction Medicine organization in Baltimore, Maryland. Organization record, active in the CMS NPPES registry since November 16, 2020.
## Identity
- **NPI:** 1447852215 (Entity type: Organization)
- **Enumerated:** November 16, 2020
- **Primary specialty:** Preventive Medicine - Addiction Medicine · taxonomy 2083A0300X
- **Also known as:** JHU - PEDIATRICS/ADDICTION MEDICINE (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Nicholas Giarratano, DIRECTOR, PROVIDER ENROLLMENT
## Practice location
- **Address:** 600 N WOLFE ST, Baltimore, MD 21287-0005
- **Phone:** (410) 955-2910 · **Fax:** (410) 502-5440
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Pediatric Medicine (2), Clinical Psychologist (1); 3 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 18, 2026
- **Other identifiers:** Medicaid 666561600 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1447852215) · Data from the CMS NPPES public registry.