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

Dr. Jonathan Brian Simmons, PHD

Individual provider Clinical Psychologist · NPI 1821071812

Dr. Jonathan Brian Simmons, PHD is a Clinical Psychologist in Falmouth, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2005
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

15 Depot Ave Ofc
Falmouth, MA 02540-2301
Phone: (508) 386-8508
Fax: (508) 433-1871
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 6312 (MA)

Record details

NPI number1821071812
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 22, 2005
Last updated in NPPESAugust 13, 2021
Certification dateAugust 13, 2021
Mailing address4 Old Forge Rd, North Falmouth, MA 02556-3016

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