Sari Umekawa, M.D.
NPI 1679988851ActiveIndividual· Internal Medicine, Pulmonary Disease· Honolulu, HI
Internal Medicine, Pulmonary Disease (M.D.) with Queens University Medical Group and 1 other group, practicing in Honolulu, Hawaii. Their prescriptions cost Medicare Part D more than their services did: $144,736 for 238 claims, against $26,797 paid for services in 2024. Genzyme Corporation was the largest of 8 companies reporting payments in 2025, $753.61 in all, mostly food and beverage. Lists The Queens Medical Center as a hospital affiliation.
Overview
| NPI | 1679988851 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 25, 2014 |
| Last updated in NPPES | May 2, 2020 |
| Certified by provider | May 2, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | MD-20861 | 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 - Critical Care (Intensivists) (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 115 |
|---|---|
| Services billed | 281 across 27 procedure codes |
| Paid by Medicare | $26,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 238 · 300 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $144,736 |
| Generic share | 26% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical groups
- Queens University Medical GroupHonolulu, HI · 614 clinicians
- The Queens Medical CenterHonolulu, HI · 192 clinicians
Hospital affiliation
- The Queens Medical CenterHonolulu, HI
Industry payments (Open Payments)
- 2025$753.61 · 26 payments from 8 companies
- 2024$361.88 · 24 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $349.66 | 8 |
| Insmed, Inc. | $177.79 | 8 |
| Astrazeneca Pharmaceuticals LP | $125.64 | 5 |
| Verona Pharma, Inc. | $29.36 | 1 |
| Lilly USA, LLC | $26.81 | 1 |
What the 2025 payments were for
- Food and Beverage$753.61 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 pulmonologists in Honolulu · All pulmonologists in Hawaii