Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Sonja Van Mastrigt-De Graaff, NMD, PHD

Individual provider Naturopath · NPI 1679696751

Dr. Sonja Van Mastrigt-De Graaff, NMD, PHD is a Naturopath in Scottsdale, Arizona. Licensed in Arizona. Registered with an NPI since 2007.

Licensed in
AZ
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

12320 N 136th Pl
Scottsdale, AZ 85259-2311
Phone: (480) 314-2333
Fax: (480) 314-2252
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Naturopath (primary) Taxonomy 175F00000X · Licence 98-536 (AZ)

Record details

NPI number1679696751
Entity typeIndividual (Type 1)
GenderFemale
Credentials NMD , PHD
Sole proprietorNo
NPI enumeratedApril 6, 2007
Last updated in NPPESJuly 8, 2007

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