Koa Yamashita
Dentist · Honolulu, HI
Koa Yamashita is a dentist with a practice address in Honolulu, Hawaii, and NPI 1336554435, issued on Jun 26, 2014. Check the license (Hawaii DTT 243, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Koa Yamashita
- Primary taxonomy
- Dentist 122300000X
- License number
- DTT 243 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1301 Punchbowl St, Honolulu, HI 96813
- Phone
- (808) 691-4292
- Enumerated
- Jun 26, 2014
- Record last updated
- Jun 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (808) 691-5028
- Entity
- Type 1 · individual
8 nearest dentist records → All 420 in Hawaii → Look up another NPI →
Also registered at 1301 Punchbowl St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cheryl Ann Afuso-Sumimoto, APRNOncology Clinical Nurse Specialist1750929253
- Kyan Renie AgbayaniInternal Medicine Physician1083101323
Verify Koa Yamashita in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license DTT 243Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average dentist in 2024
79 Medicare Part D claims for 53 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin25 claims
- Sodium Fluoride18 claims
- Ibuprofen13 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.
Koa Yamashita among 420 dentist records in Hawaii
Koa Yamashita is one of 420 dentist records with a practice address in Hawaii. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 66% of them.
- NPI issued2014 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 55% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2014 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Hawaii
There are 420 dentist records in Hawaii.
All 420 in Hawaii → Every provider in Honolulu → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Weilin Bono, DDSHonolulu, HI 968131437206026
- Austin ChoyHonolulu, HI 968131174620074
- Xiao-Li Huang, DDSHonolulu, HI 968131003918863
- Marcy Kawasaki, D.D.S.Honolulu, HI 968131346354784
- Leland Lee, DDSHonolulu, HI 968131578555371
- Norma Luke, DMDHonolulu, HI 968131568454551
- Alan Mitsunaga, DDSHonolulu, HI 968131861549453
- Randal Motooka, DDSHonolulu, HI 968131790859288
Common questions
What is Koa Yamashita's NPI number?
Koa Yamashita's National Provider Identifier (NPI) is 1336554435, issued on Jun 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Koa Yamashita located?
The NPPES record lists a practice address at 1301 Punchbowl St, Honolulu, HI, 96813. Phone: (808) 691-4292. Providers update this record themselves, so call before visiting.
How can I verify Koa Yamashita's license?
NPPES lists Hawaii license number DTT 243, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does Koa Yamashita prescribe under Medicare Part D?
In 2024, Koa Yamashita had 79 Medicare Part D claims for 53 beneficiaries; the average among dentist prescribers was 86. 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.