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

Koichiro Yamasaki, MD, PHD

Individual provider Geriatric Medicine (Family Medicine) Physician · NPI 1699965699

Koichiro Yamasaki, MD, PHD is a Geriatric Medicine (Family Medicine) Physician in Honolulu, Hawaii. Licensed in Hawaii. Registered with an NPI since 2007.

Licensed in
HI
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

347 N Kuakini St MPH-9
Honolulu, HI 96817
Phone: (808) 523-8461
Show map & directions

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

Specialties & licences

Geriatric Medicine (Family Medicine) Physician (primary) Taxonomy 207QG0300X · Licence MD14029 (HI)

Record details

NPI number1699965699
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 26, 2007
Last updated in NPPESJuly 26, 2007

Other providers in Honolulu