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

Dr. Robert Nachtman, PHD

Individual provider Clinical Psychologist · NPI 1144341652

Dr. Robert Nachtman, PHD is a Clinical Psychologist in Holbrook, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
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

233 Union Ave Ste 101
Holbrook, NY 11741-1813
Phone: (631) 979-7728
Fax: (631) 366-4816
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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 4492 (NY)

Record details

NPI number1144341652
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 2, 2007
Last updated in NPPESJune 5, 2024
Certification dateJune 5, 2024
Mailing address25204 Anns Choice Way, Warminster, PA 18974-3363

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