Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joana Santos Martins

Social Worker in Chicago, IL · enumerated 2024.

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

National Provider Identifier

1154154813

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Registry record

Entity type Individual (Type 1)

Name Joana Santos Martins

Sex Female

Practice address 53 W Jackson Blvd Ste 1632, Chicago, IL, 60604

Phone (312) 725-3175

Enumeration date Aug 20, 2024

Last updated in NPPES Aug 20, 2024

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 150114034 (IL) 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

Where does Joana Santos Martins practice?

The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Joana Santos Martins?

The National Provider Identifier (NPI) for Joana Santos Martins is 1154154813, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-08-20.