NPPES file of Aug 9, 2026

Landon Kozai, MD

Internal Medicine Physician · Honolulu, HI

Landon Kozai, MD is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1912575903, issued on Jun 15, 2021. Check the license (Hawaii MD-24480, 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
1912575903
Name
Landon Kozai
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD-24480 HI
Self-reported in NPPES; status is on the state search
Practice location
347 N Kuakini St, Honolulu, HI 96817
Phone
(808) 547-9274
Enumerated
Jun 15, 2021
Record last updated
Nov 7, 2024
Fax
(808) 547-9547
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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Also registered at 347 N Kuakini St

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

  1. Andy Aoki, M.D.Diagnostic Radiology Physician1558326629
  2. Howard Arimoto, M.D.Diagnostic Radiology Physician1033174818
  3. David Brush, MDEmergency Medicine Physician1952392748
  4. John Buzanoski, M.D.Geriatric Medicine (Internal Medicine) Physician1407873037
  5. Andy Chon, MDDiagnostic Radiology Physician1093978538
  6. Hillary Chun, DPTPhysical Therapist1033772983

Verify Landon Kozai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-24480
    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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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

13 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Landon Kozai13
  2. Specialty average3,176

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: $304.06

9 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Landon Kozai$304.06
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Landon Kozai among 902 internal medicine physician records in Hawaii

Landon Kozai, MD 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 2021, is newer than 84% of them.

  • NPI issued2021 · 84% of these records are older, 14% 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.

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 Landon Kozai, MD's NPI number?

Landon Kozai, MD's National Provider Identifier (NPI) is 1912575903, issued on Jun 15, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Landon Kozai, MD located?

The NPPES record lists a practice address at 347 N Kuakini St, Honolulu, HI, 96817. Phone: (808) 547-9274. Providers update this record themselves, so call before visiting.

How can I verify Landon Kozai, MD's license?

NPPES lists Hawaii license number MD-24480, 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 Landon Kozai, MD prescribe under Medicare Part D?

In 2024, Landon Kozai, MD had 13 Medicare Part D claims; 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.

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.