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

Dr. Randall Sakamoto, OD, PHD

Individual provider Optometrist · NPI 1336171131

Dr. Randall Sakamoto, OD, PHD is an Optometry in Honolulu, Hawaii. Graduated from Illinois College of Optometry at Chicago in 1981, 45 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Hawaii.

Years since qualifying
45
Trained at
Illinois College of Optometry at Chicago
Licensed in
HI
In the registry since
2006
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.
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

1440 Kapiolani Blvd Ste 1440
Honolulu, HI 96814-3612
Phone: (808) 944-9911
Fax: (808) 944-9913
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OD-186 (HI)

Record details

NPI number1336171131
Entity typeIndividual (Type 1)
GenderMale
Credentials OD , PHD
Sole proprietorYes
NPI enumeratedJuly 6, 2006
Last updated in NPPESJuly 8, 2026
Certification dateJuly 8, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPTOMETRY
Medical schoolILLINOIS COLLEGE OF OPTOMETRY AT CHICAGO
Graduated 1981 (45 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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