NPPES file of Aug 9, 2026

Zachary Thielen

Adult Reconstructive Orthopaedic Surgery Physician · Wailuku, HI

Zachary Thielen is an adult reconstructive orthopaedic surgery physician with a practice address in Wailuku, Hawaii, and NPI 1801162797, issued on Mar 26, 2012. Check the license (Hawaii 19536, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801162797
Name
Zachary Thielen
Primary taxonomy
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X
License number
19536 HI
Self-reported in NPPES; status is on the state search
Practice location
1830 Wells St Ste 103, Wailuku, HI 96793
Phone
(808) 649-1487
Enumerated
Mar 26, 2012
Record last updated
Sep 27, 2023
Fax
(808) 437-2512
Medicare enrollment
Enrolled (PECOS I20181109002378); accepts Medicare assignment
Medical or professional school
University Of Hawaii John A. Burns School Of Medicine, 2012
Telehealth
Offers telehealth (CMS)
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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Also registered at 1830 Wells St Ste 103

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

  1. Lisa Lombardi, PACSurgical Physician Assistant1457595720
  2. Emily Newman, PA-CSurgical Physician Assistant1851863419
  3. Jennifer Nill, DNP, FNP-BCFamily Nurse Practitioner1508383753

Verify Zachary Thielen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license 19536
    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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70% fewer Medicare Part D claims than the average adult reconstructive orthopaedic surgery physician in 2024

174 Medicare Part D claims for 120 beneficiaries, against an average of 579 among the 1,112 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 28 claims were for opioids.

  1. Zachary Thielen174
  2. Specialty average579

Most prescribed

  1. Amoxicillin70 claims
  2. Meloxicam44 claims
  3. Oxycodone Hcl20 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $587.35

8 payments; by number, the most common kind was food and beverage; the largest payer was Medical Device Business Services, Inc. The 1,060 providers of this specialty with any payment received $68,015.27 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zachary Thielen$587
  2. Specialty average$68,015

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

Bills Medicare through one group practice

  1. Maui Orthopedic Institute LLCWailuku, HI

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

Adult Reconstructive Orthopaedic Surgery Physician providers in Hawaii

There are 5 adult reconstructive orthopaedic surgery physician records in Hawaii.

The 4 adult reconstructive orthopaedic surgery physician records with the nearest ZIP codes

  1. Gregory LeeHonolulu, HI 968191528139276
  2. Bertram Providence, M.D.Honolulu, HI 968191174512057
  3. Tiare Salassa, M.D.Honolulu, HI 968191487897930
  4. Edward Gutteling, M.D.Hilo, HI 967201407969181

Common questions

What is Zachary Thielen's NPI number?

Zachary Thielen's National Provider Identifier (NPI) is 1801162797, issued on Mar 26, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Thielen located?

The NPPES record lists a practice address at 1830 Wells St Ste 103, Wailuku, HI, 96793. Phone: (808) 649-1487. Providers update this record themselves, so call before visiting.

How can I verify Zachary Thielen's license?

NPPES lists Hawaii license number 19536, 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 Zachary Thielen prescribe under Medicare Part D?

In 2024, Zachary Thielen had 174 Medicare Part D claims for 120 beneficiaries; the average among adult reconstructive orthopaedic surgery physician prescribers was 579. Part D covers Medicare prescriptions only.

What is Zachary Thielen's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.