NPPES file of Aug 9, 2026

Malissa Hyun Kyung Iida-Takashima, MD

Internal Medicine Physician · Aiea, HI

Malissa Hyun Kyung Iida-Takashima, MD is an internal medicine physician with a practice address in Aiea, Hawaii, and NPI 1083810642, issued on Jun 21, 2007. Check the license (Hawaii MDR5282, 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
1083810642
Name
Malissa Hyun Kyung Iida-Takashima
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MDR5282 HI
Self-reported in NPPES; status is on the state search
Practice location
98-1079 Moanalua RD, Aiea, HI 96701
Phone
(808) 488-0990
Enumerated
Jun 21, 2007
Record last updated
Sep 19, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100917000441); accepts Medicare assignment
Medical or professional school
University Of Hawaii John A. Burns School Of Medicine, 2007
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 98-1079 Moanalua RD

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

  1. Stephanie Abe, MDPediatrics Physician1659691533
  2. Brooke Adachi, RDRegistered Dietitian1891270138
  3. Soo Hyun Ahn, MDEmergency Medicine Physician1093398828
  4. Timothy Ahu, MDInternal Medicine Physician1275611204
  5. Maria Lourdes Akagi, APRNFamily Nurse Practitioner1811600299
  6. Roderick Alfonso, M.D.Emergency Medicine Physician1417310293

Verify Malissa Hyun Kyung Iida-Takashima in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MDR5282
    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% more Medicare Part D claims than the average internal medicine physician in 2024

3,859 Medicare Part D claims for 324 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 16 claims were for opioids.

  1. Malissa Iida-Takashima3,859
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium375 claims
  2. Amlodipine Besylate282 claims
  3. Losartan Potassium220 claims
  4. Hydrochlorothiazide145 claims
  5. Simvastatin145 claims
  6. Lisinopril133 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: $1,105.86

58 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. 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. Malissa Iida-Takashima$1,105.86
  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. Pearl City Medical Associates IncAiea, HI

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

Malissa Hyun Kyung Iida-Takashima among 902 internal medicine physician records in Hawaii

Malissa Hyun Kyung Iida-Takashima, 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 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 43% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2007 · median 2001 among the 491 with a school on file
  • Record last updated2012 · 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).

36 internal medicine physician records list a practice address in Aiea

They are 36 of the 1,481 NPPES records with a practice address in Aiea, and 902 internal medicine physician records in Hawaii.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Francis Buto, M.D.Aiea, HI 967011124061189
  2. Shayne Castanera, M.D.Aiea, HI 967011053337469
  3. Michael Dimitrion, MDAiea, HI 967011508878836
  4. Alvin Fuse, M.D.Aiea, HI 967011871536011
  5. Craig Hamasaki, M.D.Aiea, HI 967011003870478
  6. Ky Le, MDAiea, HI 967011073560025
  7. Bryan Matsumoto, M.D.Aiea, HI 967011932142072
  8. Michael Mihara, M.D.Aiea, HI 967011750324919

Common questions

What is Malissa Hyun Kyung Iida-Takashima, MD's NPI number?

Malissa Hyun Kyung Iida-Takashima, MD's National Provider Identifier (NPI) is 1083810642, issued on Jun 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Malissa Hyun Kyung Iida-Takashima, MD located?

The NPPES record lists a practice address at 98-1079 Moanalua RD, Aiea, HI, 96701. Phone: (808) 488-0990. Providers update this record themselves, so call before visiting.

How can I verify Malissa Hyun Kyung Iida-Takashima, MD's license?

NPPES lists Hawaii license number MDR5282, 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 Malissa Hyun Kyung Iida-Takashima, MD prescribe under Medicare Part D?

In 2024, Malissa Hyun Kyung Iida-Takashima, MD had 3,859 Medicare Part D claims for 324 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.