Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. H. Keith Massel, PHD

Individual provider Behavior Analyst · NPI 1558616201

Dr. H. Keith Massel, PHD is a Behavior Analyst in Newhall, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2012
Specialties on file
2
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

23030 Lyons Ave Ste 200
Newhall, CA 91321-2754
Phone: (661) 425-7066
Fax: (805) 299-4505
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 317 W Main St Ste 311, Alhambra, CA 91801-7403 — (661) 425-7066

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY11229 (CA)
Behavior Analyst Taxonomy 103K00000X · Licence 1-17-25003 (CA)

Record details

NPI number1558616201
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 18, 2012
Last updated in NPPESMarch 9, 2020
Certification dateMarch 9, 2020
Mailing address3905 State St Ste 7-276, Santa Barbara, CA 93105-3138

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