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

Individual provider Clinical Psychologist · NPI 1821045261

Dr. Mary E. Kristjen, PHD is a Clinical Psychologist in New York, New York. Qualified in 1982, 44 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
44
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.

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Practice location Address checks out

280 Madison Ave Ste 1402
New York, NY 10016-0801 Not confirmed with CMS for 19 years — call before visiting
Phone: (212) 481-2951
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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 007997 (NY)

Record details

NPI number1821045261
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 30, 2006
Last updated in NPPESSeptember 14, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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