NPPES file of Aug 9, 2026

Kai Matthes, M.D., PH.D.

Anesthesiology Physician · Wailuku, HI

Kai Matthes, M.D., PH.D. is an anesthesiology physician with a practice address in Wailuku, Hawaii, and NPI 1376780650, issued on Jan 8, 2009. Check the license (Hawaii MD-18269, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1376780650
Name
Kai Matthes
Credential
M.D., PH.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
MD-18269 HI
225504 MA
Self-reported in NPPES; status is on the state search
Practice location
221 Mahalani St, Wailuku, HI 96793
Phone
(808) 442-5064
Enumerated
Jan 8, 2009
Record last updated
Sep 16, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(808) 442-5067
Medicare enrollment
Enrolled (PECOS I20101105000186); 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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8 nearest anesthesiology physician records → All 231 in Hawaii → Look up another NPI →

Also registered at 221 Mahalani St

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

  1. Bettina Ackermann, MDPediatrics Physician1205807625
  2. Naira ArellanoAcute Care Nurse Practitioner1831525898
  3. Danielle Aubert-Anderson, LMSWSocial Worker1508369422
  4. James Bendon, MDDiagnostic Radiology Physician1780725432
  5. Miriam BerchukAnesthesiology Physician1013573823
  6. Ariel Berrios, PA-CPhysician Assistant1669911640

Verify Kai Matthes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-18269    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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Bills Medicare through one group practice

  1. Associated Physicians OF Harvard Medical Faculty Physicians AT Beth ISPlymouth, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kai Matthes among 231 anesthesiology physician records in Hawaii

Kai Matthes, M.D., PH.D. is one of 231 anesthesiology physician records with a practice address in Hawaii. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 71% of them.

  • NPI issued2009 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2004 · median 2004 among the 142 with a school on file
  • Record last updated2015 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Hawaii

There are 231 anesthesiology physician records in Hawaii.

All 231 in Hawaii → Every provider in Wailuku → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Miriam BerchukWailuku, HI 967931013573823
  2. Mark Etter, MDWailuku, HI 967931396163432
  3. Nicholas Goehner, M.D.Wailuku, HI 967931134446164
  4. Thomas Kim, MDWailuku, HI 967931356530612
  5. Kimberly Milhoan, M.D.Wailuku, HI 967931821000761
  6. Thomas Spallino, M.D.Wailuku, HI 967931639159890
  7. Andrew Tucker, MDWailuku, HI 967931861071664
  8. Michael Clark, M.D.Waimea, HI 967961639374523

Common questions

What is Kai Matthes, M.D., PH.D.'s NPI number?

Kai Matthes, M.D., PH.D.'s National Provider Identifier (NPI) is 1376780650, issued on Jan 8, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Kai Matthes, M.D., PH.D. located?

The NPPES record lists a practice address at 221 Mahalani St, Wailuku, HI, 96793. Phone: (808) 442-5064. Providers update this record themselves, so call before visiting.

How can I verify Kai Matthes, M.D., PH.D.'s license?

NPPES lists Hawaii license number MD-18269, 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.

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.