Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Kosuke Niitsu, PHD, ARNP, PMHNP-BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1073059259

Dr. Kosuke Niitsu, PHD, ARNP, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner in Bothell, Washington. Works from 2 locations. Licensed in Colorado, Iowa, Nebraska and Washington.

Licensed in
CO, IA, NE, WA
In the registry since
2017
Specialties on file
4
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

See every abbreviation used in this directory →

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Practice location Address checks out

17927 113th Ave NE
Bothell, WA 98011-7909
Phone: (425) 352-3183
Fax: (425) 352-3581
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 12348 East Mountview Bldv 2nd Floor, Aurora, CO 80045 — (303) 724-6242

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence AP60989975 (WA)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence C-APN.0000823-C-NP (CO)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence G145896 (IA)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 111689 (NE)

Record details

NPI number1073059259
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , ARNP , PMHNP-BC
Sole proprietorNo
NPI enumeratedJanuary 12, 2017
Last updated in NPPESOctober 15, 2023
Certification dateOctober 15, 2023

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