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

Ethan CT Pien MD LLC

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1841506565

Ethan CT Pien MD LLC is a Mental Health Clinic/Center (Including Community Mental Health Center) in Honolulu, Hawaii. Licensed in Hawaii. Registered with an NPI since 2010.

Licensed in
HI
In the registry since
2010
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1010 S King St 111
Honolulu, HI 96814-1701
Phone: (808) 597-8765
Fax: (808) 597-6578
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Clinic/Center (Including Community Mental Health Center) (primary) Taxonomy 261QM0801X · Licence 14017 (HI)

Record details

NPI number1841506565
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ethan Pien — Owner · (808) 386-1866
NPI enumeratedAugust 19, 2010
Last updated in NPPESAugust 19, 2010
Mailing address1010 S King St, 111, Honolulu, HI 96814-1701

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