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

Dr. Leon J Monnin, PHD

Individual provider Psychologist · NPI 1013015296

Dr. Leon J Monnin, PHD is a Psychologist in Brockton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1350 Belmont St Ste 103
Brockton, MA 02301-4430
Phone: (508) 580-2137
Fax: (508) 559-6143
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 3820 (MA)

Record details

NPI number1013015296
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1350 Belmont Street, Suite 103, Brockton, MA 02301-4430

Other providers in Brockton