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About this NPIWhat this record shows.
NPI 1679696751 is registered to Dr. Sonja Van Mastrigt-De Graaff Nmd, PHD, a Naturopath practising at 12320 N 136th Pl in Scottsdale, Arizona. Naturopath is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Sonja Van Mastrigt-De Graaff Nmd, PHD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Provider type
Individual (Type 1)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Sonja Van Mastrigt-De Graaff Nmd, PHD accepts. To confirm in-network status with your specific health plan, contact Dr. Sonja Van Mastrigt-De Graaff Nmd, PHD directly at (480) 314-2333.
Frequently asked
Yes. NPI 1679696751 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Naturopath is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (480) 314-2333.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Sonja Van Mastrigt-De Graaff Nmd, PHD is a Type-1 individual NPI.
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