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

Dr. John Joseph Werner, PHD

Individual provider Clinical Psychologist · NPI 1972669323

Dr. John Joseph Werner, PHD is a Clinical Psychologist in Deer Park, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
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

2000 Deer Park Ave Box 326
Deer Park, NY 11729-2701
Phone: (631) 667-3667
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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 008490 (NY)

Record details

NPI number1972669323
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 29, 2006
Last updated in NPPESJuly 8, 2007
Mailing address31 Ridgefield Rd, Centerport, NY 11721-1505

Other providers in Deer Park