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

John Gerrein, PHD

Individual provider Clinical Psychologist · NPI 1164572178

John Gerrein, PHD is a Clinical Psychologist in Woburn, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2007
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

8 Cedar St Ste 58
Woburn, MA 01801-6362
Phone: (781) 938-8641
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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 1981 (MA)

Record details

NPI number1164572178
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 11, 2007
Last updated in NPPESJuly 8, 2007
Mailing address8 Cedar St Ste 58, Woburn, MA 01801-6362

Other providers in Woburn