William George Obana, M.D.
Specialist · Honolulu, HI
William George Obana, M.D. is a specialist with a practice address in Honolulu, Hawaii, and NPI 1497738686, issued on Nov 22, 2005. Check the license (Hawaii 8018, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William George Obana
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- 8018 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1380 Lusitana St, Honolulu, HI 96813
- Phone
- (808) 523-9993
- Enumerated
- Nov 22, 2005
- Record last updated
- Jan 7, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (808) 523-9992
- Medicaid ID
- 03501201 HI
- Medicare enrollment
- Enrolled (PECOS I20060104000280); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest specialist records → All 350 in Hawaii → Look up another NPI →
Also registered at 1380 Lusitana St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darius Amjadi, M.D.Psychiatry Physician1275639973
- Lana Arakaki, M.D.Internal Medicine Physician1750588729
- Neal Atebara, MD, FACSOphthalmology Physician1093828840
- Robert Atkinson, MDOrthopaedic Hand Surgery Physician1487766598
- Denny Bales, M.D.Specialist1023016383
- Erlaine Bello, MDInfectious Disease Physician1265588065
Verify William George Obana in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license 8018Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average specialist in 2024
74 Medicare Part D claims for 40 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 21 claims were for opioids.
Most prescribed
- Methylprednisolone28 claims
- Hydrocodone-Acetaminophen19 claims
- Celecoxib16 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: $110.38
4 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 5,844 providers of this specialty with any payment received $4,760.79 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.
Bills Medicare through one group practice
- Queens University Medical GroupHonolulu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William George Obana among 350 specialist records in Hawaii
William George Obana, M.D. is one of 350 specialist records with a practice address in Hawaii. 26% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileYes · 26% of these records are
- In the CMS Doctors and Clinicians fileYes · 18% of these records are
- Graduated1987 · median 1987 among the 64 with a school on file
- Record last updated2013 · 81% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
156 specialist records list a practice address in Honolulu
They are 156 of the 12,408 NPPES records with a practice address in Honolulu, and 350 specialist records in Hawaii.
All 350 in Hawaii → Every provider in Honolulu → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Iqbal Ahmed, M.D.Honolulu, HI 968131164472650
- Ken Arakawa, M.D.Honolulu, HI 968131558334888
- Denny Bales, M.D.Honolulu, HI 968131023016383
- Barry Carlton, M.D.Honolulu, HI 968131790736544
- Marc Coel, M.D.Honolulu, HI 968131093784993
- Leslie Ito, M.D.Honolulu, HI 968131275596744
- Douglas Johnson, M.D.Honolulu, HI 968131700869427
- Jeffrey Lee, M.D.Honolulu, HI 968131629056528
Common questions
What is William George Obana, M.D.'s NPI number?
William George Obana, M.D.'s National Provider Identifier (NPI) is 1497738686, issued on Nov 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William George Obana, M.D. located?
The NPPES record lists a practice address at 1380 Lusitana St, Honolulu, HI, 96813. Phone: (808) 523-9993. Providers update this record themselves, so call before visiting.
How can I verify William George Obana, M.D.'s license?
NPPES lists Hawaii license number 8018, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does William George Obana, M.D. prescribe under Medicare Part D?
In 2024, William George Obana, M.D. had 74 Medicare Part D claims for 40 beneficiaries; the average among specialist prescribers was 1,380. 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.