NPPES file of Aug 9, 2026

Gary W. Ahn, MD

Sports Medicine (Internal Medicine) Physician · Honolulu, HI

Gary W. Ahn, MD is a sports medicine (internal medicine) physician with a practice address in Honolulu, Hawaii, and NPI 1639260441, issued on Sep 27, 2006. Check the license (Hawaii MD7115, 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
1639260441
Name
Gary W. Ahn
Credential
MD
Primary taxonomy
Sports Medicine (Internal Medicine) Physician 207RS0010X
License number
MD7115 HI
Self-reported in NPPES; status is on the state search
Practice location
377 Keahole St, Honolulu, HI 96825
Phone
(808) 396-6675
Enumerated
Sep 27, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(808) 395-2104
Medicaid ID
068133 HI
Medicare enrollment
Enrolled (PECOS I20061212000117); accepts Medicare assignment
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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3 nearest sports medicine (internal medicine) physician records → All 4 in Hawaii → Look up another NPI →

Also registered at 377 Keahole St

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

  1. Kevin Adams, MDInternal Medicine Physician1275640567
  2. Christopher Brace, D.O.Geriatric Medicine (Family Medicine) Physician1194831537
  3. Nora Chan, O.D.Optometrist1710931589
  4. Taryn ChangPharmacist1952999765
  5. Elizabeth Char, M.D.Emergency Medicine Physician1083725824
  6. David Chi, PHARM DPharmacist1790287993

Verify Gary W. Ahn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD7115    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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93% fewer Medicare Part D claims than the average sports medicine (internal medicine) physician in 2024

43 Medicare Part D claims for 17 beneficiaries, against an average of 605 among the 227 providers of this specialty who prescribed in Part D.

  1. Gary Ahn43
  2. Specialty average605

Most prescribed

  1. Pantoprazole Sodium12 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).

Sports Medicine (Internal Medicine) Physician providers in Hawaii

There are 4 sports medicine (internal medicine) physician records in Hawaii.

All 4 in Hawaii → Every provider in Honolulu → Sports Medicine (Internal Medicine) Physician nationwide →

The 3 sports medicine (internal medicine) physician records with the nearest ZIP codes

  1. Daven Chun, M.D.Honolulu, HI 968171477544468
  2. Inam Rahman, MDHonolulu, HI 968131619048733
  3. Clayton Everline, MD, FACP, FAWM, CSCSAiea, HI 967011346408820

Common questions

What is Gary W. Ahn, MD's NPI number?

Gary W. Ahn, MD's National Provider Identifier (NPI) is 1639260441, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary W. Ahn, MD located?

The NPPES record lists a practice address at 377 Keahole St, Honolulu, HI, 96825. Phone: (808) 396-6675. Providers update this record themselves, so call before visiting.

How can I verify Gary W. Ahn, MD's license?

NPPES lists Hawaii license number MD7115, 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 Gary W. Ahn, MD prescribe under Medicare Part D?

In 2024, Gary W. Ahn, MD had 43 Medicare Part D claims for 17 beneficiaries; the average among sports medicine (internal medicine) physician prescribers was 605. 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.