NPI Portal NPI Lookup & Verification

Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Melissa L Del Rosario LLC

Adolescent and Children Mental Health Clinic/Center in Mequon, WI · enumerated 2018 · authorized official Melissa Del Rosario, Child and Family Therapist.

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

National Provider Identifier

1528539657

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)
Legal business name Melissa L Del Rosario LLC
Practice address 14135 N Cedarburg Rd, Mequon, WI, 53097
Phone (262) 377-2006
Enumeration date Dec 16, 2018
Last updated in NPPES Dec 16, 2018

Taxonomy & classification

261QM0855X Adolescent and Children Mental Health Clinic/Center Ambulatory Health Care Facilities Primary

Authorized official

Name Melissa Del Rosario
Title Child and Family Therapist
Phone (815) 557-4120

Other identifiers

Identifier Type State Issuer
12134724 Other - CAQH

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

Who is the authorized official for Melissa L Del Rosario LLC?
NPPES lists Melissa Del Rosario (Child and Family Therapist) as the authorized official for this organization.
What is the NPI number for Melissa L Del Rosario LLC?
The NPI for Melissa L Del Rosario LLC is 1528539657, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-12-16.