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

Mr. John Tatarakis Jr., RN, PMHNP-BC

Individual provider Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1639331721

Mr. John Tatarakis Jr., RN, PMHNP-BC is a Psychiatric/Mental Health Clinical Nurse Specialist in New York, New York. Licensed in New York. Registered with an NPI since 2008.

Licensed in
NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

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Practice location Address checks out

423 E 23rd St (118)
New York, NY 10010-5011
Phone: (212) 951-3440
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence F402357-1 (NY)
Psychiatric/Mental Health Clinical Nurse Specialist Taxonomy 364SP0808X · Licence 414287 (NY)

Record details

NPI number1639331721
Entity typeIndividual (Type 1)
GenderMale
Credentials RN , PMHNP-BC
Sole proprietorNo
NPI enumeratedJune 30, 2008
Last updated in NPPESMarch 7, 2019

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