Malissa Hyun Kyung Iida-Takashima, MD
NPI 1083810642ActiveIndividual· Internal Medicine· Aiea, HI
Internal Medicine (MD) in Aiea, Hawaii, trained at University of Hawaii John A. Burns School of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $781,193 for 3,859 claims, against $63,001 paid for services in 2024. Amgen Inc. was the largest of 12 companies reporting payments in 2025, $1,531 in all, mostly food and beverage.
Overview
| NPI | 1083810642 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 21, 2007 |
| Last updated in NPPES | Sep 19, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MDR5282 | HI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 282 |
|---|---|
| Services billed | 1,360 across 22 procedure codes |
| Paid by Medicare | $63,001 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,859 · 9,946 30-day fills |
|---|---|
| Patients | 324 |
| Total drug cost | $781,193 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Pearl City Medical Associates IncAiea, HI · 8 clinicians
Hospital affiliations
- Kapiolani Medical Center for Women & ChildrenHonolulu, HI
- Kuakini Medical CenterHonolulu, HI
- Pali Momi Medical CenterAiea, HI
- Straub Clinic and HospitalHonolulu, HI
- The Queens Medical CenterHonolulu, HI
Other facilities
- Bayada Home Health CareHome health agency · Honolulu, HI
- Bristol Hospice - Hawaii, LLCHospice · Honolulu, HI
Industry payments (Open Payments)
- 2025$1,531 · 82 payments from 12 companies
- 2024$1,106 · 75 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $460.17 | 22 |
| Glaxosmithkline, LLC. | $223.44 | 13 |
| Novo Nordisk Inc | $212.25 | 10 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $145.03 | 12 |
| Lilly USA, LLC | $106.93 | 5 |
What the 2025 payments were for
- Food and Beverage$1,356 · 81 payments
- Consulting Fee$175.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 internal medicine physicians in Aiea · All internal medicine physicians in Hawaii