NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Fiorella Andrea Rosen, LCSW-C

Social Worker in Rockville, MD · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1841411006

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Fiorella Andrea Rosen
Credential LCSW-C
Sex Female
Practice address 15204 Omega Dr Ste 100, Rockville, MD, 20850
Enumeration date May 2, 2007
Last updated in NPPES Dec 10, 2020

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License G11971 (MD) Primary

Other identifiers

Identifier Type State Issuer
816700100 Medicaid MD -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Fiorella Rosen?
The National Provider Identifier (NPI) for Fiorella Rosen is 1841411006, a Type 1 (individual) record in the CMS NPPES registry.
Where does Fiorella Rosen practice?
The practice location on file with NPPES is in Rockville, MD. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-12-10.