John Oka, DDS
General Practice Dentistry · Aiea, HI
John Oka, DDS is a general practice dentistry with a practice address in Aiea, Hawaii, and NPI 1023253747, issued on Dec 9, 2008. Check the license (Hawaii DT2393, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Oka
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License numbers
- DT2393 HI
58074 CA
Self-reported in NPPES; status is on the state search - Practice location
- 98-150 Kaonohi St, Aiea, HI 96701
- Phone
- (808) 488-3368
- Enumerated
- Dec 9, 2008
- Entity
- Type 1 · individual
Also registered at 98-150 Kaonohi St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alfredo Coloma, DMDDentist1225181571
- Wayne Matsuyama, O.D.Optometrist1750355764
- Jennifer Sasada, DMDDentist1790838068
- Derek Tom, D.D.S.Pediatric Dentistry1770667131
- Nadiene Wu, DDSPediatric Dentistry1760016273
Verify John Oka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license DT2393Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
6% more Medicare Part D claims than the average general practice dentistry in 2024
89 Medicare Part D claims for 55 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin44 claims
- Chlorhexidine Gluconate19 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: $1,607.84
15 payments, mostly food and beverage; the largest payer was Patterson Companies, Inc.. The 40,968 providers of this specialty with any payment received $593.28 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.
30 general practice dentistry records list a Aiea practice address
They are 30 of the 1,481 NPPES records with a Aiea practice address, and 685 general practice dentistry records in Hawaii.
All 30 in Aiea → All 685 in Hawaii → Every provider in Aiea →
Other general practice dentistry records in Hawaii
- Gerald Adachi, DMDHonolulu, HI1609082221
- Maria Adora, DMDHonolulu, HI1447482633
- Kern Agader, D.M.D.Kapolei, HI1831246610
- Stewart Ahn, DDSMililani, HI1619939725
- Edmund Akioka, DDSHonokaa, HI1295892545
- Edward Akioka, DDSHonokaa, HI1487492856
- Jason Ako, D.D.S.Honolulu, HI1013930452
- Genara Alcantra, DMDKapolei, HI1598896987
- Terry Allen, DDSLihue, HI1407909401
- Rima Anani, DDSKailua Kona, HI1285307629
Common questions
What is John Oka, DDS's NPI number?
John Oka, DDS's National Provider Identifier (NPI) is 1023253747, issued on Dec 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is John Oka, DDS located?
The NPPES record lists a practice address at 98-150 Kaonohi St, Aiea, HI, 96701. Phone: (808) 488-3368. Providers update this record themselves, so call before visiting.
How can I verify John Oka, DDS's license?
NPPES lists Hawaii license number DT2393, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does John Oka, DDS prescribe under Medicare Part D?
In 2024, John Oka, DDS had 89 Medicare Part D claims for 55 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.