Merrie Oshiro
Hospitalist Physician · Ewa Beach, HI
Merrie Oshiro is a hospitalist physician with a practice address in Ewa Beach, Hawaii, and NPI 1265084255, issued on Jul 10, 2019. Check the license (Hawaii MD-22425, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Merrie Oshiro
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- MD-22425 HI
8631 NE
Self-reported in NPPES; status is on the state search - Practice location
- 91-2141 Fort Weaver RD, Ewa Beach, HI 96706
- Phone
- (808) 691-3000
- Enumerated
- Jul 10, 2019
- Record last updated
- Jul 25, 2022
- Medicare enrollment
- Enrolled (PECOS I20220713001428); accepts Medicare assignment
- Medical or professional school
- Creighton University School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 159 in Hawaii → Look up another NPI →
Also registered at 91-2141 Fort Weaver RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Abdo, M.D.Hospitalist Physician1730671116
- Valorie Ammann, MDEmergency Medicine Physician1174574792
- Alexandra Arce-Pickrell, ARNPFamily Nurse Practitioner1881862894
- Audie Asistin, MDAnesthesiology Physician1457359861
- Kaleilehua Bruchal, CRNFARegistered Nurse First Assistant1649639790
- Chi Nga Chan, MDEmergency Medicine Physician1770928038
Verify Merrie Oshiro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-22425Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average hospitalist physician in 2024
373 Medicare Part D claims for 148 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 26 claims were for opioids.
Most prescribed
- Pantoprazole Sodium32 claims
- Cefdinir23 claims
- Oxycodone Hcl22 claims
- Amoxicillin-Clavulanate Potass21 claims
- Prednisone19 claims
- Doxycycline Hyclate13 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.
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).
Merrie Oshiro among 159 hospitalist physician records in Hawaii
Merrie Oshiro is one of 159 hospitalist physician records with a practice address in Hawaii. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 92% of them.
- NPI issued2019 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2019 · median 2008 among the 129 with a school on file
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 hospitalist physician records list a practice address in Ewa Beach
They are 10 of the 749 NPPES records with a practice address in Ewa Beach, and 159 hospitalist physician records in Hawaii.
All 159 in Hawaii → Every provider in Ewa Beach → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Michael Abdo, M.D.Ewa Beach, HI 967061730671116
- Shivani Chaudhary, MDEwa Beach, HI 967061487149753
- Wendy ChuEwa Beach, HI 967061942792361
- Corie Coe, D.O.Ewa Beach, HI 967061912192675
- Joseph Law, M.D.Ewa Beach, HI 967061629393012
- Nicholas Le, M.D.Ewa Beach, HI 967061699195388
- Subodh MishraEwa Beach, HI 967061639663628
- Deep Patel, M.D.Ewa Beach, HI 967061366890469
Common questions
What is Merrie Oshiro's NPI number?
Merrie Oshiro's National Provider Identifier (NPI) is 1265084255, issued on Jul 10, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Merrie Oshiro located?
The NPPES record lists a practice address at 91-2141 Fort Weaver RD, Ewa Beach, HI, 96706. Phone: (808) 691-3000. Providers update this record themselves, so call before visiting.
How can I verify Merrie Oshiro's license?
NPPES lists Hawaii license number MD-22425, 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 Merrie Oshiro prescribe under Medicare Part D?
In 2024, Merrie Oshiro had 373 Medicare Part D claims for 148 beneficiaries; the average among hospitalist physician prescribers was 521. 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.