Thomas Isadore, M.D.
Internal Medicine Physician · Honolulu, HI
Thomas Isadore, M.D. is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1861449951, issued on May 27, 2006. Check the license (Hawaii MD10229, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Thomas Isadore
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD10229 HI
Self-reported in NPPES; status is on the state search - Practice location
- 5333 Likini St, Honolulu, HI 96818
- Phone
- (808) 594-7845
- Enumerated
- May 27, 2006
- Record last updated
- Nov 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (808) 594-7845
- Medicaid ID
- 088472 HI
- Medicare enrollment
- Enrolled (PECOS I20040803000014); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →
Also registered at 5333 Likini St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peter Ginoza, MEDCounselor1093097370
Verify Thomas Isadore in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD10229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
353 Medicare Part D claims for 123 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 72 claims were for opioids.
Most prescribed
- Oxycodone Hcl42 claims
- Morphine Sulfate Er16 claims
- Rosuvastatin Calcium14 claims
- Hydrocortisone11 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.
Industry payments in 2024: $163.74
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Charlie Y Sonido M D LLCWaipahu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Isadore among 902 internal medicine physician records in Hawaii
Thomas Isadore, M.D. 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 55% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1994 · median 2001 among the 491 with a school on file
- Record last updated2020 · 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).
579 internal medicine physician records list a practice address in Honolulu
They are 579 of the 12,408 NPPES records with a practice address in Honolulu, and 902 internal medicine physician records in Hawaii.
All 902 in Hawaii → Every provider in Honolulu → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Timothy Au, M.D.Honolulu, HI 968171518287598
- Jochebed Carter, MDHonolulu, HI 968191205826492
- Titus David, MDHonolulu, HI 968171043956709
- Shubhangini Devine, M.D.Honolulu, HI 968191568456796
- Emily Diep, M.D.Honolulu, HI 968171629274212
- Henry Fong, M.D.Honolulu, HI 968171699056408
- Jo-Ann Garrigan, MDHonolulu, HI 968191760432074
- Joan Grote, MDHonolulu, HI 968171144489584
Common questions
What is Thomas Isadore, M.D.'s NPI number?
Thomas Isadore, M.D.'s National Provider Identifier (NPI) is 1861449951, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Isadore, M.D. located?
The NPPES record lists a practice address at 5333 Likini St, Honolulu, HI, 96818. Phone: (808) 594-7845. Providers update this record themselves, so call before visiting.
How can I verify Thomas Isadore, M.D.'s license?
NPPES lists Hawaii license number MD10229, 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 Thomas Isadore, M.D. prescribe under Medicare Part D?
In 2024, Thomas Isadore, M.D. had 353 Medicare Part D claims for 123 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.
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.