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

Dr. John D. Mayers Jr., PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1356628317

Dr. John D. Mayers Jr., PHD is a Cognitive & Behavioral Psychologist in Wantagh, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2011
Specialties on file
5
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

2850 N Jerusalem Rd
Wantagh, NY 11793-1125
Phone: (516) 396-2923
Fax: (516) 396-2990
Show map & directions

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

Specialties & licences

School Psychologist (primary) Taxonomy 103TS0200X
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X
Clinical Psychologist Taxonomy 103TC0700X · Licence 017078 (NY)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X
Intellectual & Developmental Disabilities Psychologist Taxonomy 103TM1800X

Record details

NPI number1356628317
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 4, 2011
Last updated in NPPESNovember 4, 2011
Mailing address2850 N Jerusalem Rd, Wantagh, NY 11793-1125

Other providers in Wantagh