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

Mr. Colin Samuel Kalahar

Individual provider Social Worker · NPI 1457683138

Mr. Colin Samuel Kalahar is a Social Worker in Livermore, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2010
Specialties on file
3
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Practice location Address checks out

4951 Arroyo Rd
Livermore, CA 94550
Phone: (925) 373-4700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LCSW85272 (CA)
Social Worker Taxonomy 104100000X
Case Manager/Care Coordinator Taxonomy 171M00000X

Record details

NPI number1457683138
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedFebruary 5, 2010
Last updated in NPPESApril 3, 2019

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