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

Dr. William Somerville, PHD

Individual provider Clinical Psychologist · NPI 1891181368

Dr. William Somerville, PHD is a Clinical Psychologist in Ridgewood, New York. Qualified in 2016, 10 years ago. Works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
10
Licensed in
NY
In the registry since
2015
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

1639 Centre St # 141
Ridgewood, NY 11385-5335
Phone: (718) 594-2458
Fax: (718) 425-9862
Show map & directions

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

Additional practice locations (1)

  • 1650 Bedford Ave Rm B-1005, Brooklyn, NY 11225-2010 — (718) 270-4980

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 022436 (NY)

Record details

NPI number1891181368
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedApril 12, 2015
Last updated in NPPESNovember 17, 2019
Mailing address1639 Centre St # 141, Ridgewood, NY 11385-5335

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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