Quick answers
- Does Matthew K. Kawahara accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew K. Kawahara accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Matthew K. Kawahara's NPI number?
- 1326538190. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew K. Kawahara works
Medicare's Facility Affiliation Data lists Matthew K. Kawahara at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- North Hawaii Community Hospital, IncKamuela, HI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 120028
- The Queens Medical CenterHonolulu, HI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 120001
Practice locations
Addresses where Matthew K. Kawahara is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1301 Punchbowl StHonolulu, HI 96813
- 1380 Lusitana StHonolulu, HI 96813
- 550 S Beretania StHonolulu, HI 96813
- 67-1125 Mamalaho HwyKamuela, HI 96743 (808) 881‑4400
- 91 -2127 Fort Weaver RdEwa Beach, HI 96706 (808) 691‑3000
Group practices
Medicare enrollment lists Matthew K. Kawahara as a member of these groups (CMS data updated October 2, 2026).
- Queens University Medical Group614 clinicians in the group
- Queens North Hawaii Community Hospital108 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Honolulu
Clinicians with the same Medicare primary specialty in Honolulu, HI — not a recommendation.
Other clinicians in Queens University Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Hawaii John A. Burns School Of Medicine |
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1326538190 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians