William Kiyoto Morioka, MD
Surgery Physician · Honolulu, HI
William Kiyoto Morioka, MD is a surgery physician with a practice address in Honolulu, Hawaii, and NPI 1508964099, issued on Sep 20, 2006. Check the license (Hawaii 1978, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Kiyoto Morioka
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 1978 HI
Self-reported in NPPES; status is on the state search - Practice location
- 321 N Kuakini St, Honolulu, HI 96817
- Phone
- (808) 521-0330
- Enumerated
- Sep 20, 2006
- Record last updated
- Dec 17, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (808) 521-0341
- Medicaid ID
- 52296301 HI
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 145 in Hawaii → Look up another NPI →
Also registered at 321 N Kuakini St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Kiyoto Morioka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license 1978Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average surgery physician in 2024
12 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D.
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.
William Kiyoto Morioka among 145 surgery physician records in Hawaii
William Kiyoto Morioka, MD is one of 145 surgery physician records with a practice address in Hawaii. 70% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 62% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2007 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Hawaii
There are 145 surgery physician records in Hawaii.
All 145 in Hawaii → Every provider in Honolulu → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Patricia Chinn, MDHonolulu, HI 968171700082898
- Steven Fowler, M.D.Honolulu, HI 968171164538815
- Nancy Furumoto, M.D.Honolulu, HI 968171578576146
- Junji Machi, M.D.Honolulu, HI 968171922011493
- Jose Madamba, M.D.Honolulu, HI 968171275637712
- Mark Mugiishi, M.D.Honolulu, HI 968171295823789
- Daniel Murariu, MD MPHHonolulu, HI 968171518127984
- Andrew Oishi, M.D.Honolulu, HI 968171679586242
Common questions
What is William Kiyoto Morioka, MD's NPI number?
William Kiyoto Morioka, MD's National Provider Identifier (NPI) is 1508964099, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Kiyoto Morioka, MD located?
The NPPES record lists a practice address at 321 N Kuakini St, Honolulu, HI, 96817. Phone: (808) 521-0330. Providers update this record themselves, so call before visiting.
How can I verify William Kiyoto Morioka, MD's license?
NPPES lists Hawaii license number 1978, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Kiyoto Morioka, MD prescribe under Medicare Part D?
In 2024, William Kiyoto Morioka, MD had 12 Medicare Part D claims; the average among surgery physician prescribers was 147. 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.