Irwin Hisashi Sewake, D.D.S.
General Practice Dentistry · Waipahu, HI
Irwin Hisashi Sewake, D.D.S. is a general practice dentistry with a practice address in Waipahu, Hawaii, and NPI 1205860269, issued on Jul 10, 2006. Check the license (Hawaii 1651, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Irwin Hisashi Sewake
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 1651 HI
Self-reported in NPPES; status is on the state search - Practice location
- 94-873 Farrington Hwy, Waipahu, HI 96797
- Phone
- (808) 677-4041
- Enumerated
- Jul 10, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 692 in Hawaii → Look up another NPI →
Also registered at 94-873 Farrington Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Howard Fujino, DDSDentist1376958181
- Aaron Kaichi, MDInternal Medicine Physician1790772580
- Tracy Tanji, D.D.S.General Practice Dentistry1225056500
- Troy Tanji, M.D.Glaucoma Specialist (Ophthalmology) Physician1073570826
Verify Irwin Hisashi Sewake in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license 1651Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average general practice dentistry in 2024
13 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Irwin Hisashi Sewake among 692 general practice dentistry records in Hawaii
Irwin Hisashi Sewake, D.D.S. is one of 692 general practice dentistry records with a practice address in Hawaii. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 64% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 general practice dentistry records list a practice address in Waipahu
They are 25 of the 1,605 NPPES records with a practice address in Waipahu, and 692 general practice dentistry records in Hawaii.
All 692 in Hawaii → Every provider in Waipahu → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Marilou Cababat, DMDWaipahu, HI 967971154457430
- Ryan Dung, DDSWaipahu, HI 967971265451793
- Modesta Gaerlan-Tokunaga, DDSWaipahu, HI 967971457430985
- Edward Higa, DDSWaipahu, HI 967971225048846
- Kalvin Hur, DDSWaipahu, HI 967971104801604
- Greg Hurtado, D.D.S.Waipahu, HI 967971457430472
- Jason Ikeno, D.D.S.Waipahu, HI 967971013045954
- Aileen Lapitan, D.M.DWaipahu, HI 967971053409565
Common questions
What is Irwin Hisashi Sewake, D.D.S.'s NPI number?
Irwin Hisashi Sewake, D.D.S.'s National Provider Identifier (NPI) is 1205860269, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Irwin Hisashi Sewake, D.D.S. located?
The NPPES record lists a practice address at 94-873 Farrington Hwy, Waipahu, HI, 96797. Phone: (808) 677-4041. Providers update this record themselves, so call before visiting.
How can I verify Irwin Hisashi Sewake, D.D.S.'s license?
NPPES lists Hawaii license number 1651, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does Irwin Hisashi Sewake, D.D.S. prescribe under Medicare Part D?
In 2024, Irwin Hisashi Sewake, D.D.S. had 13 Medicare Part D claims; the average among general practice dentistry prescribers was 83. 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.