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

Dr. Matthew Gibson Campbell, PHD

Individual provider Psychologist · NPI 1841496270

Dr. Matthew Gibson Campbell, PHD is a Psychologist in Smithtown, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
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

22 Lawrence Ave Ste 304
Smithtown, NY 11787-3619
Phone: (631) 361-6858
Fax: (631) 224-4992
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 9479 (NY)
Psychologist Taxonomy 103T00000X · Licence 9479 (NY)

Record details

NPI number1841496270
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJune 22, 2007
Last updated in NPPESDecember 23, 2010

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