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

Individual provider Clinical Social Worker · NPI 1639123375

David Allen Klein, LCSW is a Clinical Social Worker in Phoenix, Arizona. Works from 2 locations. Licensed in Arizona.

Licensed in
AZ
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

650 E Indian School Rd
Phoenix, AZ 85012
Phone: (602) 877-5551
Fax: (602) 200-2325
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2120 S McClintock Dr Ste 105, Tempe, AZ 85282-2692 — (480) 804-0326

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LCSW-12907 (AZ)

Record details

NPI number1639123375
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMay 19, 2006
Last updated in NPPESSeptember 5, 2018

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