Provider Profile

Matthew L. Ellefson

Unclaimed Profile

About Matthew Ellefson

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Specialty

Certified Registered Nurse Anesthetist (Primary)

Credentials & Licensing

AZ license339965
NPI1629937818
NPI issued01/21/2026

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

Accepts Medicare assignmentSometimes (reported per claim)
Medicare opt-outNo

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 is Matthew L. Ellefson's specialty?

Matthew L. Ellefson is a certified registered nurse anesthetist in Mesa, AZ. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Matthew L. Ellefson?

Matthew L. Ellefson is listed at 1400 S Dobson Rd, Mesa, AZ 85202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Matthew L. Ellefson?

The number on file is (480) 412-3000. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Matthew L. Ellefson's NPI number?

Matthew L. Ellefson's National Provider Identifier is 1629937818. 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

Has Matthew L. Ellefson confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Matthew L. Ellefson. 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.