NPPES file of Aug 9, 2026

Masahisa Amano, M.D.

Family Medicine Physician · Haleiwa, HI

Masahisa Amano, M.D. is a family medicine physician with a practice address in Haleiwa, Hawaii, and NPI 1881905388, issued on Jun 29, 2010. Check the license (Hawaii 17088, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881905388
Name
Masahisa Amano
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
17088 HI
Self-reported in NPPES; status is on the state search
Practice location
66-125 Kamehameha Hwy, Haleiwa, HI 96712
Phone
(808) 637-5087
Enumerated
Jun 29, 2010
Record last updated
Jul 28, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130712000571); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 66-125 Kamehameha Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Vanessa Agsalda-Rosenbush, M.D.Family Medicine Physician1376613158
  2. Kristopher Bjornson, M.D.Psychiatry Physician1891809109
  3. Samantha Duhaylonsod, APRNFamily Nurse Practitioner1154104594
  4. Todd Okazaki, D.D.SGeneral Practice Dentistry1740288695
  5. Aaron Suzuka, MDFamily Medicine Physician1477015634
  6. Randall Suzuka, M.D.Family Medicine Physician1053483099

Verify Masahisa Amano in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license 17088
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Hawaii license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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4% fewer Medicare Part D claims than the average family medicine physician in 2024

3,407 Medicare Part D claims for 579 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 84 claims were for opioids.

  1. Masahisa Amano3,407
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium315 claims
  2. Amlodipine Besylate280 claims
  3. Losartan Potassium222 claims
  4. Metoprolol Succinate112 claims
  5. Metformin Hcl88 claims
  6. Levothyroxine Sodium82 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

  1. Queens University Medical GroupHonolulu, HI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Masahisa Amano among 730 family medicine physician records in Hawaii

Masahisa Amano, M.D. is one of 730 family medicine physician 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 2010, is newer than 59% of them.

  • NPI issued2010 · 59% of these records are older, 38% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2004 · median 2006 among the 383 with a school on file
  • Record last updated2016 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 family medicine physician records list a practice address in Haleiwa

They are 9 of the 133 NPPES records with a practice address in Haleiwa, and 730 family medicine physician records in Hawaii.

The 8 family medicine physician records with the nearest ZIP codes

  1. Vanessa Agsalda-Rosenbush, M.D.Haleiwa, HI 967121376613158
  2. Leland Dao, D.O.Haleiwa, HI 967121346307097
  3. Thornton Dilcher, M.D.Haleiwa, HI 967121891895629
  4. Adrian Izweriw, DNP, APRN-RXHaleiwa, HI 967121144992710
  5. Randall Suzuka, M.D.Haleiwa, HI 967121053483099
  6. Aaron Suzuka, MDHaleiwa, HI 967121477015634
  7. Summer Teruya, M.D.Haleiwa, HI 967121578679668
  8. Nash Witten, M.D.Haleiwa, HI 967121790211431

Common questions

What is Masahisa Amano, M.D.'s NPI number?

Masahisa Amano, M.D.'s National Provider Identifier (NPI) is 1881905388, issued on Jun 29, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Masahisa Amano, M.D. located?

The NPPES record lists a practice address at 66-125 Kamehameha Hwy, Haleiwa, HI, 96712. Phone: (808) 637-5087. Providers update this record themselves, so call before visiting.

How can I verify Masahisa Amano, M.D.'s license?

NPPES lists Hawaii license number 17088, 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 Masahisa Amano, M.D. prescribe under Medicare Part D?

In 2024, Masahisa Amano, M.D. had 3,407 Medicare Part D claims for 579 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.