Randall Sakamoto, O.D., PH.D.
Optometrist · Honolulu, HI
Randall Sakamoto, O.D., PH.D. is an optometrist with a practice address in Honolulu, Hawaii, and NPI 1336171131, issued on Jul 6, 2006. Check the license (Hawaii OD-186, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Randall Sakamoto
- Credential
- O.D., PH.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OD-186 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1440 Kapiolani Blvd Ste 1440, Honolulu, HI 96814
- Phone
- (808) 944-9911
- Enumerated
- Jul 6, 2006
- Record last updated
- Jul 8, 2026
- Fax
- (808) 944-9913
- Medicaid ID
- 59720501 HI
- Medicare enrollment
- Enrolled (PECOS I20050225000502); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 1981
- Entity
- Type 1 · individual
Verify Randall Sakamoto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license OD-186Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average optometrist in 2024
199 Medicare Part D claims for 64 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.
Most prescribed
- Latanoprost101 claims
- Dorzolamide Hcl16 claims
- Brimonidine Tartrate15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $532.06
10 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Optometrist providers in Hawaii
There are 353 optometrist records in Hawaii.
Other optometrist records in Hawaii
- Yelissa Abbasi, O.D.Kapolei, HI1467870527
- Derrick Abe, O.D.Honolulu, HI1184676264
- Kellie AbeKailua Kona, HI1598242984
- Joseph Ahlborn, O.D.Tripler Amc, HI1124366687
- Renee Allison, O.D.Honolulu, HI1184810558
- Calvin Alonzo, O.D.Honolulu, HI1033291968
- Amanda Antonino, O.D.Kapaa, HI1093070674
- David AnzaiKahului, HI1548323298
- Lizette Aquino-Bautista, ODWaipahu, HI1659065456
- Linda Arakaki, O.D.Waipahu, HI1699823815
Common questions
What is Randall Sakamoto, O.D., PH.D.'s NPI number?
Randall Sakamoto, O.D., PH.D.'s National Provider Identifier (NPI) is 1336171131, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Randall Sakamoto, O.D., PH.D. located?
The NPPES record lists a practice address at 1440 Kapiolani Blvd Ste 1440, Honolulu, HI, 96814. Phone: (808) 944-9911. Providers update this record themselves, so call before visiting.
How can I verify Randall Sakamoto, O.D., PH.D.'s license?
NPPES lists Hawaii license number OD-186, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does Randall Sakamoto, O.D., PH.D. prescribe under Medicare Part D?
In 2024, Randall Sakamoto, O.D., PH.D. had 199 Medicare Part D claims for 64 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.