# JOHNS HOPKINS UNIVERSITY

> Is this information incorrect? This page shows public data from NPPES. Update your record in NPPES and this page will update automatically within 7 days. [Update your NPPES record](https://nppes.cms.hhs.gov)

- **Entity:** Organization
- **Status:** Active
- **Other names:** Johns Hopkins University
- **Organization subpart:** No

## Provider details

- **NPI number:** 1013273838
- **Authorized official:** NICHOLAS GIARRATANO (DIRECTOR, PROVIDER ENROLLMENT)
- **Authorized official phone:** (410) 933-0000

## Contact information

- **Practice address:** 1029 E BALTIMORE ST, BALTIMORE, MD 21202-4705
- **Practice address phone:** (410) 550-7680
- **Mailing address:** 6201 GREENLEIGH AVE, BALTIMORE, MD 21220-2004
- **Mailing address phone:** (410) 933-4853

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 101YA0400X | Addiction (Substance Use Disorder) Counselor | — | NULL | Yes |
| 101YA0400X | Addiction (Substance Use Disorder) Counselor | — | — | Yes |
| 101YP2500X | Professional Counselor | — | NULL | — |
| 101YP2500X | Professional Counselor | — | — | — |
| 1041C0700X | Clinical Social Worker | — | NULL | — |
| 1041C0700X | Clinical Social Worker | — | — | — |

## Other

- **Enumeration date:** 04/05/2012
- **Last updated:** 04/09/2026