Provider Profile

Sonja Van Mastrigt-De Graaff, NMD, PhD

Unclaimed Profile

About Dr. Van Mastrigt-De Graaff

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Specialty

Naturopath (Primary)

Credentials & Licensing

AZ license98-536
NPI1679696751
NPI issued04/06/2007

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.

Common questions

What is Dr. Van Mastrigt-De Graaff's specialty?

Dr. Van Mastrigt-De Graaff is a naturopath in Scottsdale, AZ. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Dr. Van Mastrigt-De Graaff?

Dr. Van Mastrigt-De Graaff is listed at 12320 N 136Th Pl, Scottsdale, AZ 85259. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Van Mastrigt-De Graaff?

The number on file is (480) 314-2333. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Van Mastrigt-De Graaff?

Dr. Van Mastrigt-De Graaff's National Provider Identifier is 1679696751. 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 Dr. Van Mastrigt-De Graaff have?

Dr. Van Mastrigt-De Graaff has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Van Mastrigt-De Graaff's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Van Mastrigt-De Graaff. 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.