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

John J Koo MD Inc

Organization Internal Medicine Physician · NPI 1275826307

John J Koo MD Inc is an Internal Medicine Physician in Kailua, Hawaii. Licensed in Hawaii. Registered with an NPI since 2011.

Licensed in
HI
In the registry since
2011
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

640 Ulukahiki St
Kailua, HI 96734-4454
Phone: (808) 263-5500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD-14092 (HI)
Hospitalist Physician Taxonomy 208M00000X · Licence MD-14092 (HI)

Record details

NPI number1275826307
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Koo — Owner · (808) 352-1981
NPI enumeratedMay 23, 2011
Last updated in NPPESMay 23, 2011
Mailing addressPo Box 25490, Honolulu, HI 96825-0490

Other providers in Kailua