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Internal Medicine

Thomas Au, MD

Works at hospitals in Kamuela, HI · Hawaii

Summary

Thomas Au, MD (Internal Medicine) is listed by Medicare at 1 hospital in Kamuela, HI. NPI 1184770463. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Thomas Au, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
49Years since medical school (graduated 1977)
University Of Hawaii John A. Burns School Of MedicineMedical school
MaleGender (as listed)
Queens North Hawaii Community HospitalGroup practice

Quick answers

Which hospitals does Thomas Au work at?
Medicare's official clinician data lists Thomas Au at 1 hospital: North Hawaii Community Hospital, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Thomas Au see patients?
Medicare's clinician data lists 1 practice location in Kamuela, HI. Call before your visit to confirm the address.
What is Thomas Au's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Thomas Au accept Medicare assignment?
Yes. Medicare's clinician data says Thomas Au accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Thomas Au?
(808) 881-4400, as listed in official Medicare / NPI Registry data.
What is Thomas Au's NPI number?
1184770463. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Thomas Au works

Medicare's Facility Affiliation Data lists Thomas Au at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Thomas Au is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Thomas Au as a member of this group (CMS data updated 2026-10-02).

  • Queens North Hawaii Community Hospital108 clinicians in the group

Specialties

Find other Internal Medicine doctors in Hawaii →

Other internal medicine doctors in Kamuela

Clinicians with the same Medicare primary specialty in Kamuela, HI — not a recommendation.

All internal medicine doctors in Kamuela →

Clinician information

CredentialMD
Medical schoolUniversity Of Hawaii John A. Burns School Of Medicine
Graduation year1977
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184770463
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians