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

Dr. Ellen M Diana, PHD

Individual provider Psychologist · NPI 1255416509

Dr. Ellen M Diana, PHD is a Psychologist in Phoenix, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2006
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

2509 E Ridge Creek Rd
Phoenix, AZ 85024-5274
Phone: (480) 703-0037
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1968 (AZ)

Record details

NPI number1255416509
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 26, 2006
Last updated in NPPESOctober 22, 2010

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