NPPES file of Aug 9, 2026

Joshua Charles Starbuck, MD

Internal Medicine Physician · Makawao, HI

Joshua Charles Starbuck, MD is an internal medicine physician with a practice address in Makawao, Hawaii, and NPI 1114287828, issued on May 29, 2012. Check the license (Hawaii MD-18293, 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
1114287828
Name
Joshua Charles Starbuck
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD-18293 HI
Self-reported in NPPES; status is on the state search
Practice location
2748 Akalani Loop, Makawao, HI 96768
Phone
(808) 633-5539
Enumerated
May 29, 2012
Record last updated
Jan 30, 2023
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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8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →

Verify Joshua Charles Starbuck in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-18293    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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85% fewer Medicare Part D claims than the average internal medicine physician in 2024

486 Medicare Part D claims for 46 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Joshua Starbuck486
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium26 claims
  2. Prednisone17 claims
  3. Rosuvastatin Calcium17 claims
  4. Oxycodone Hcl15 claims
  5. Eszopiclone14 claims
  6. Trazodone Hcl14 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.

Joshua Charles Starbuck among 902 internal medicine physician records in Hawaii

Joshua Charles Starbuck, MD is one of 902 internal medicine physician records with a practice address in Hawaii. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 67% of them.

  • NPI issued2012 · 67% of these records are older, 32% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 54% of these records are
  • Record last updated2023 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in Hawaii

There are 902 internal medicine physician records in Hawaii.

All 902 in Hawaii → Every provider in Makawao → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ronald Kwon, M.D.Makawao, HI 967681215083191
  2. Christine Baptiste Freeman, M.D.Lihue, HI 967661194213710
  3. Michael Braun, M.D.Lihue, HI 967661316996358
  4. Anne Dempsey, M.D.Lihue, HI 967661376571125
  5. Arnulfo Diaz, M.D.Lihue, HI 967661245335678
  6. Constante Flora, M.D.Lihue, HI 967661376548297
  7. Luke Fornari, M.D.Lihue, HI 967661114001617
  8. Liliane Kheng, M.D.Lihue, HI 967661285639104

Common questions

What is Joshua Charles Starbuck, MD's NPI number?

Joshua Charles Starbuck, MD's National Provider Identifier (NPI) is 1114287828, issued on May 29, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Charles Starbuck, MD located?

The NPPES record lists a practice address at 2748 Akalani Loop, Makawao, HI, 96768. Phone: (808) 633-5539. Providers update this record themselves, so call before visiting.

How can I verify Joshua Charles Starbuck, MD's license?

NPPES lists Hawaii license number MD-18293, 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 Joshua Charles Starbuck, MD prescribe under Medicare Part D?

In 2024, Joshua Charles Starbuck, MD had 486 Medicare Part D claims for 46 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

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.