NPPES file of Aug 9, 2026

Ian Nui Chun, MD

Child & Adolescent Psychiatry Physician · Hilo, HI

Ian Nui Chun, MD is a child & adolescent psychiatry physician with a practice address in Hilo, Hawaii, and NPI 1013119700, issued on Jun 4, 2007. Check the license (Hawaii 5053, 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
1013119700
Name
Ian Nui Chun
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License number
5053 HI
Self-reported in NPPES; status is on the state search
Practice location
75 Aupuni St RM 206, Hilo, HI 96720
Phone
(808) 933-0599
Enumerated
Jun 4, 2007
Record last updated
Feb 27, 2025
Fax
(808) 933-0411
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Ian Nui Chun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license 5053
    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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34% more Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

677 Medicare Part D claims for 41 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 33 claims were for opioids.

  1. Ian Chun677
  2. Specialty average504

Most prescribed

  1. Dexmethylphenidate Hcl50 claims
  2. Clonazepam49 claims
  3. Clonidine Hcl47 claims
  4. Alprazolam34 claims
  5. Diazepam32 claims
  6. Benztropine Mesylate25 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.

Child & Adolescent Psychiatry Physician providers in Hawaii

There are 57 child & adolescent psychiatry physician records in Hawaii.

Other child & adolescent psychiatry physician records in Hawaii

  1. Daniel Alicata, M.D.Honolulu, HI1013123918
  2. Megan Araujo, MDWaianae, HI1528622370
  3. Cathy Bell, M.DWaipahu, HI1023069861
  4. Anna Berg, MDHonolulu, HI1598083057
  5. Kent Booher, M.D.Kaneohe, HI1477675478
  6. Olga Briklin, M.D.Ewa Beach, HI1629416391
  7. Keiko Chen, M.D.Honolulu, HI1598113615
  8. Sara Chiu, M.D.Tripler Army Medical Center, HI1033383153
  9. Trisa Danz, MDHonolulu, HI1598109241
  10. Maria Devera, M.D.Tripler Army Medical Center, HI1366423329

Common questions

What is Ian Nui Chun, MD's NPI number?

Ian Nui Chun, MD's National Provider Identifier (NPI) is 1013119700, issued on Jun 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ian Nui Chun, MD located?

The NPPES record lists a practice address at 75 Aupuni St RM 206, Hilo, HI, 96720. Phone: (808) 933-0599. Providers update this record themselves, so call before visiting.

How can I verify Ian Nui Chun, MD's license?

NPPES lists Hawaii license number 5053, 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 Ian Nui Chun, MD prescribe under Medicare Part D?

In 2024, Ian Nui Chun, MD had 677 Medicare Part D claims for 41 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. 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.

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.