NPPES file of Aug 9, 2026

Jhoanna D. Mabutas, MD

Internal Medicine Physician · Honolulu, HI

Jhoanna D. Mabutas, MD is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1841281599, issued on Nov 2, 2005. Check the license (Hawaii MD 12226, 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
1841281599
Name
Jhoanna D. Mabutas
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD 12226 HI
Self-reported in NPPES; status is on the state search
Practice location
2239 N School St, Honolulu, HI 96819
Phone
(808) 791-9410
Enumerated
Nov 2, 2005
Record last updated
May 17, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(808) 847-6051
Medicare enrollment
Enrolled (PECOS I20070122000497); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1999
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 2239 N School St

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

  1. Graziela AgustinRegistered Nurse1861066599
  2. Angeli BalbuenaRegistered Nurse1144873423
  3. Bryce Bennett, DDSStudent in an Organized Health Care Education/Training Program1053814335
  4. Stephanie Brandli, DDSPediatric Dentistry1780641720
  5. Kathleen Brennan, APRN-RX, FNPFamily Nurse Practitioner1447450036
  6. Monica Chang, DMDStudent in an Organized Health Care Education/Training Program1881389302

Verify Jhoanna D. Mabutas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD 12226
    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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22% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,470 Medicare Part D claims for 113 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Jhoanna Mabutas2,470
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium203 claims
  2. Amlodipine Besylate178 claims
  3. Losartan Potassium154 claims
  4. Metoprolol Succinate133 claims
  5. Metformin Hcl114 claims
  6. Jardiance72 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: $138.11

1 payment: food and beverage; the largest payer was Novartis Pharmaceuticals 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.

  1. Jhoanna Mabutas$138.11
  2. Specialty average$1,303.06

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. Kokua Kalihi Valley Comprehensive Family ServicesHonolulu, HI

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

Jhoanna D. Mabutas among 902 internal medicine physician records in Hawaii

Jhoanna D. Mabutas, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1999 · median 2001 among the 491 with a school on file
  • Record last updated2013 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jochebed Carter, MDHonolulu, HI 968191205826492
  2. Shubhangini Devine, M.D.Honolulu, HI 968191568456796
  3. Jo-Ann Garrigan, MDHonolulu, HI 968191760432074
  4. Randolph Leon Guerrero, M.D.Honolulu, HI 968191184689671
  5. Maria Cecilia Mangrobang, M.D.Honolulu, HI 968191265481063
  6. Matthew Matko, M.D.Honolulu, HI 968191033171640
  7. Laura Nagata, M.D.Honolulu, HI 968191972552883
  8. Reese Omizo, M.D.Honolulu, HI 968191124078597

Common questions

What is Jhoanna D. Mabutas, MD's NPI number?

Jhoanna D. Mabutas, MD's National Provider Identifier (NPI) is 1841281599, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jhoanna D. Mabutas, MD located?

The NPPES record lists a practice address at 2239 N School St, Honolulu, HI, 96819. Phone: (808) 791-9410. Providers update this record themselves, so call before visiting.

How can I verify Jhoanna D. Mabutas, MD's license?

NPPES lists Hawaii license number MD 12226, 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 Jhoanna D. Mabutas, MD prescribe under Medicare Part D?

In 2024, Jhoanna D. Mabutas, MD had 2,470 Medicare Part D claims for 113 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.