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

Dr. John Sturges Allen, PHD

Individual provider Psychologist · NPI 1124001730

Dr. John Sturges Allen, PHD is a Clinical Psychologist in East Sandwich, Massachusetts. Qualified in 1992, 34 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
34
Licensed in
MA
In the registry since
2005
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.

See every abbreviation used in this directory →

Practice location Address checks out

311 Service Rd
East Sandwich, MA 02537-1370
Phone: (508) 833-4148
Show map & directions

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

Additional practice locations (1)

  • 55 Fruit St, Boston, MA 02114-2696 — (617) 952-6220

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 7061 (MA)
Psychologist Taxonomy 103T00000X · Licence 7061 (MA)

Record details

NPI number1124001730
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 29, 2005
Last updated in NPPESDecember 5, 2022
Certification dateDecember 5, 2022
Mailing addressPo Box 1114, Lakeville, MA 02347-1114

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services