Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. William Moreno Rosado

Social Worker in Saugus, MA · enumerated 2022.

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

National Provider Identifier

1548991516

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mr. William Moreno Rosado

Sex Male

Practice address 1715 Broadway, Saugus, MA, 01906

Phone (781) 233-2931

Enumeration date Jun 21, 2022

Last updated in NPPES Jun 21, 2022

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers Primary

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 William Rosado?

The National Provider Identifier (NPI) for William Rosado is 1548991516, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Rosado practice?

The practice location on file with NPPES is in Saugus, MA. 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 2022-06-21.