Provider Profile

Matias Massaro

Unclaimed Profile

About Matias Massaro

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Specialty

Nurse Practitioner — Psychiatric/Mental Health (Primary)

Credentials & Licensing

WA licenseAP61191323
NPI1184222143
NPI issued10/13/2020

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Medicare opt-outEnded August 2026
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Matias Massaro specialize in?

Matias Massaro is a nurse practitioner in Spokane, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.

NPI registry

Where is Matias Massaro located?

Matias Massaro is listed at 522 W Riverside Ave Ste 8072, Spokane, WA 99201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Matias Massaro's phone number?

The number on file is (206) 350-9411. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Matias Massaro?

Matias Massaro's National Provider Identifier is 1184222143. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does Matias Massaro have?

Matias Massaro has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Matias Massaro's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Matias Massaro. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.