Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. COURTENAY MATSU M.D.
NPI 1770539520
Specialist in Honolulu, HI

Q: What is the provider's specialty?

The provider's specialty is Specialist with taxonomy code 174400000X.

Active since May 25, 2006

677 ALA MOANA BLVD, SUITE 1025, HONOLULU, HI 96813(808) 535-5975(808) 535-5976 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Dr. Courtenay Matsu M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. COURTENAY MATSU M.D. (NPI 1770539520) is an individual specialist in Honolulu, Hawaii, licensed in Hawaii (MD12574) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1770539520

Entity TypeIndividualFemale

Primary Taxonomy174400000X

Provider Legal NameDR. COURTENAY MATSUCredential: M.D.

Location Address677 ALA MOANA BLVD, SUITE 1025Honolulu, HI 96813-5419

Mailing Address677 Ala Moana Blvd, Suite 1025Honolulu, HI 96813-5419 · (808) 535-5975 · Fax (808) 535-5976

Phone(808) 535-5975

Fax(808) 535-5976

Sole ProprietorNo

Enumeration DateMay 25, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1770539520 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in HI · MD12574

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

677 ALA MOANA BLVD, Honolulu, HI 96813

Open in Google Maps ↗