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

Dr. Mark Richard Serper, PHD

Individual provider Psychologist · NPI 1134714538

Dr. Mark Richard Serper, PHD is a Psychologist in Oceanside, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2021
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

1 Gerard Ct
Oceanside, NY 11572-1120
Phone: (516) 286-1373
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 283 Commack Rd Ste 110, Commack, NY 11725-3400 — (516) 286-1373

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 012107-01 (NY)

Record details

NPI number1134714538
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 8, 2021
Last updated in NPPESMarch 8, 2021
Certification dateNovember 12, 2020
Mailing address1 Gerard Ct, Oceanside, NY 11572-1120

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