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

Individual provider Clinical Psychologist · NPI 1912143041

Dr. William Ryan Zwick, PHD is a Clinical Psychologist in Kaneohe, Hawaii. Practices as a sole proprietor. Licensed in Hawaii.

Licensed in
HI
In the registry since
2008
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

47-493 Ahuimanu Rd
Kaneohe, HI 96744-4867
Phone: (808) 291-2858
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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 PSY744 (HI)

Record details

NPI number1912143041
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 18, 2008
Last updated in NPPESDecember 18, 2008
Mailing address47-493 Ahuimanu Rd, Kaneohe, HI 96744-4867

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