NPPES file of Aug 9, 2026

Dave A. Mitsunaga, M.D. LLC

Internal Medicine Physician · Honolulu, HI

Dave A. Mitsunaga, M.D. LLC is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1891864922, issued on Nov 6, 2006. Check the license (Hawaii MD-5774, 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
1891864922
Name
Dave A. Mitsunaga
Credential
M.D. LLC
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD-5774 HI
Self-reported in NPPES; status is on the state search
Practice location
1627 Hanai Loop, Honolulu, HI 96817
Phone
(808) 848-5487
Enumerated
Nov 6, 2006
Record last updated
Nov 16, 2024
Fax
(808) 841-6732
Medicaid ID
023486 HI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →

Verify Dave A. Mitsunaga in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-5774    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

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80% fewer Medicare Part D claims than the average internal medicine physician in 2024

635 Medicare Part D claims for 40 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims. 12 claims were for opioids.

  1. Dave Mitsunaga635
  2. Specialty average3,176

Most prescribed

  1. Rosuvastatin Calcium56 claims
  2. Trulicity48 claims
  3. Amlodipine Besylate40 claims
  4. Metoprolol Succinate29 claims
  5. Irbesartan25 claims
  6. Losartan Potassium24 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.

Dave A. Mitsunaga among 902 internal medicine physician records in Hawaii

Dave A. Mitsunaga, M.D. LLC is one of 902 internal medicine physician records with a practice address in Hawaii. 71% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 55% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 54% of these records are
  • Record last updated2024 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

579 internal medicine physician records list a practice address in Honolulu

They are 579 of the 12,408 NPPES records with a practice address in Honolulu, and 902 internal medicine physician records in Hawaii.

All 902 in Hawaii → Every provider in Honolulu → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Julie Asari, M.D.Honolulu, HI 968171174520431
  2. Henry Cacanindin, M.D.Honolulu, HI 968171942253471
  3. Emilio Ganitano, M.D.Honolulu, HI 968171891740809
  4. Liang-Hsien Hahn, MD PHDHonolulu, HI 968171629028212
  5. Tad Iwanuma, M.D.Honolulu, HI 968171184600504
  6. Jonathan James, MDHonolulu, HI 968171366440901
  7. Lance Kagihara, MDHonolulu, HI 968171568411585
  8. Melanie Kelly, M.D.Honolulu, HI 968171982670154

Common questions

What is Dave A. Mitsunaga, M.D. LLC's NPI number?

Dave A. Mitsunaga, M.D. LLC's National Provider Identifier (NPI) is 1891864922, issued on Nov 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dave A. Mitsunaga, M.D. LLC located?

The NPPES record lists a practice address at 1627 Hanai Loop, Honolulu, HI, 96817. Phone: (808) 848-5487. Providers update this record themselves, so call before visiting.

How can I verify Dave A. Mitsunaga, M.D. LLC's license?

NPPES lists Hawaii license number MD-5774, 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 Dave A. Mitsunaga, M.D. LLC prescribe under Medicare Part D?

In 2024, Dave A. Mitsunaga, M.D. LLC had 635 Medicare Part D claims for 40 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.